forked from apache/arrow-rs
-
Notifications
You must be signed in to change notification settings - Fork 0
/
CHANGELOG-old.md
4048 lines (3363 loc) · 576 KB
/
CHANGELOG-old.md
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<!---
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the License for the
specific language governing permissions and limitations
under the License.
-->
# Historical Changelog
## [48.0.0](https://github.com/apache/arrow-rs/tree/48.0.0) (2023-10-18)
[Full Changelog](https://github.com/apache/arrow-rs/compare/47.0.0...48.0.0)
**Breaking changes:**
- Evaluate null\_regex for string type in csv \(now such values will be parsed as `Null` rather than `""`\) [\#4942](https://github.com/apache/arrow-rs/pull/4942) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([haohuaijin](https://github.com/haohuaijin))
- fix\(csv\)!: infer null for empty column. [\#4910](https://github.com/apache/arrow-rs/pull/4910) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kskalski](https://github.com/kskalski))
- feat: log headers/trailers in flight CLI \(+ minor fixes\) [\#4898](https://github.com/apache/arrow-rs/pull/4898) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- fix\(arrow-json\)!: include null fields in schema inference with a type of Null [\#4894](https://github.com/apache/arrow-rs/pull/4894) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kskalski](https://github.com/kskalski))
- Mark OnCloseRowGroup Send [\#4893](https://github.com/apache/arrow-rs/pull/4893) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([devinjdangelo](https://github.com/devinjdangelo))
- Specialize Thrift Decoding \(~40% Faster\) \(\#4891\) [\#4892](https://github.com/apache/arrow-rs/pull/4892) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Make ArrowRowGroupWriter Public and SerializedRowGroupWriter Send [\#4850](https://github.com/apache/arrow-rs/pull/4850) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([devinjdangelo](https://github.com/devinjdangelo))
**Implemented enhancements:**
- Allow schema fields to merge with `Null` datatype [\#4901](https://github.com/apache/arrow-rs/issues/4901) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Add option to FlightDataEncoder to always send dictionaries [\#4895](https://github.com/apache/arrow-rs/issues/4895) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Rework Thrift Encoding / Decoding of Parquet Metadata [\#4891](https://github.com/apache/arrow-rs/issues/4891) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Plans for supporting Extension Array to support Fixed shape tensor Array [\#4890](https://github.com/apache/arrow-rs/issues/4890)
- Implement Take for UnionArray [\#4882](https://github.com/apache/arrow-rs/issues/4882) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Check precision overflow for casting floating to decimal [\#4865](https://github.com/apache/arrow-rs/issues/4865) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Replace lexical [\#4774](https://github.com/apache/arrow-rs/issues/4774) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Add read access to settings in `csv::WriterBuilder` [\#4735](https://github.com/apache/arrow-rs/issues/4735) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Improve the performance of "DictionaryValue" row encoding [\#4712](https://github.com/apache/arrow-rs/issues/4712) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Fixed bugs:**
- Should we make blank values and empty string to `None` in csv? [\#4939](https://github.com/apache/arrow-rs/issues/4939) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- \[FlightSQL\] SubstraitPlan structure is not exported [\#4932](https://github.com/apache/arrow-rs/issues/4932) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Loading page index breaks skipping of pages with nested types [\#4921](https://github.com/apache/arrow-rs/issues/4921) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- CSV schema inference assumes `Utf8` for empty columns [\#4903](https://github.com/apache/arrow-rs/issues/4903) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- parquet: Field Ids are not read from a Parquet file without serialized arrow schema [\#4877](https://github.com/apache/arrow-rs/issues/4877) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- make\_primitive\_scalar function loses DataType Internal information [\#4851](https://github.com/apache/arrow-rs/issues/4851) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- StructBuilder doesn't handle nulls correctly for empty structs [\#4842](https://github.com/apache/arrow-rs/issues/4842) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `NullArray::is_null()` returns `false` incorrectly [\#4835](https://github.com/apache/arrow-rs/issues/4835) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- cast\_string\_to\_decimal should check precision overflow [\#4829](https://github.com/apache/arrow-rs/issues/4829) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Null fields are omitted by `infer_json_schema_from_seekable` [\#4814](https://github.com/apache/arrow-rs/issues/4814) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Closed issues:**
- Support for reading JSON Array to Arrow [\#4905](https://github.com/apache/arrow-rs/issues/4905) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Assume Pages Delimit Records When Offset Index Loaded \(\#4921\) [\#4943](https://github.com/apache/arrow-rs/pull/4943) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Update pyo3 requirement from 0.19 to 0.20 [\#4941](https://github.com/apache/arrow-rs/pull/4941) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([crepererum](https://github.com/crepererum))
- Add `FileWriter` schema getter [\#4940](https://github.com/apache/arrow-rs/pull/4940) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([haixuanTao](https://github.com/haixuanTao))
- feat: support parsing for parquet writer option [\#4938](https://github.com/apache/arrow-rs/pull/4938) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([fansehep](https://github.com/fansehep))
- Export `SubstraitPlan` structure in arrow\_flight::sql \(\#4932\) [\#4933](https://github.com/apache/arrow-rs/pull/4933) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([amartins23](https://github.com/amartins23))
- Update zstd requirement from 0.12.0 to 0.13.0 [\#4923](https://github.com/apache/arrow-rs/pull/4923) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- feat: add method for async read bloom filter [\#4917](https://github.com/apache/arrow-rs/pull/4917) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([hengfeiyang](https://github.com/hengfeiyang))
- Minor: Clarify rationale for `FlightDataEncoder` API, add examples [\#4916](https://github.com/apache/arrow-rs/pull/4916) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Update regex-syntax requirement from 0.7.1 to 0.8.0 [\#4914](https://github.com/apache/arrow-rs/pull/4914) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- feat: document & streamline flight SQL CLI [\#4912](https://github.com/apache/arrow-rs/pull/4912) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- Support Arbitrary JSON values in JSON Reader \(\#4905\) [\#4911](https://github.com/apache/arrow-rs/pull/4911) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Cleanup CSV WriterBuilder, Default to AutoSI Second Precision \(\#4735\) [\#4909](https://github.com/apache/arrow-rs/pull/4909) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update proc-macro2 requirement from =1.0.68 to =1.0.69 [\#4907](https://github.com/apache/arrow-rs/pull/4907) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- chore: add csv example [\#4904](https://github.com/apache/arrow-rs/pull/4904) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([fansehep](https://github.com/fansehep))
- feat\(schema\): allow null fields to be merged with other datatypes [\#4902](https://github.com/apache/arrow-rs/pull/4902) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kskalski](https://github.com/kskalski))
- Update proc-macro2 requirement from =1.0.67 to =1.0.68 [\#4900](https://github.com/apache/arrow-rs/pull/4900) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Add option to `FlightDataEncoder` to always resend batch dictionaries [\#4896](https://github.com/apache/arrow-rs/pull/4896) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alexwilcoxson-rel](https://github.com/alexwilcoxson-rel))
- Fix integration tests [\#4889](https://github.com/apache/arrow-rs/pull/4889) ([tustvold](https://github.com/tustvold))
- Support Parsing Avro File Headers [\#4888](https://github.com/apache/arrow-rs/pull/4888) ([tustvold](https://github.com/tustvold))
- Support parquet bloom filter length [\#4885](https://github.com/apache/arrow-rs/pull/4885) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([letian-jiang](https://github.com/letian-jiang))
- Replace lz4 with lz4\_flex Allowing Compilation for WASM [\#4884](https://github.com/apache/arrow-rs/pull/4884) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Implement Take for UnionArray [\#4883](https://github.com/apache/arrow-rs/pull/4883) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([avantgardnerio](https://github.com/avantgardnerio))
- Update tonic-build requirement from =0.10.1 to =0.10.2 [\#4881](https://github.com/apache/arrow-rs/pull/4881) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- parquet: Read field IDs from Parquet Schema [\#4878](https://github.com/apache/arrow-rs/pull/4878) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([Samrose-Ahmed](https://github.com/Samrose-Ahmed))
- feat: improve flight CLI error handling [\#4873](https://github.com/apache/arrow-rs/pull/4873) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- Support Encoding Parquet Columns in Parallel [\#4871](https://github.com/apache/arrow-rs/pull/4871) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Check precision overflow for casting floating to decimal [\#4866](https://github.com/apache/arrow-rs/pull/4866) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Make align\_buffers as public API [\#4863](https://github.com/apache/arrow-rs/pull/4863) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Enable new integration tests \(\#4828\) [\#4862](https://github.com/apache/arrow-rs/pull/4862) ([tustvold](https://github.com/tustvold))
- Faster Serde Integration \(~80% faster\) [\#4861](https://github.com/apache/arrow-rs/pull/4861) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- fix: make\_primitive\_scalar bug [\#4852](https://github.com/apache/arrow-rs/pull/4852) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([JasonLi-cn](https://github.com/JasonLi-cn))
- Update tonic-build requirement from =0.10.0 to =0.10.1 [\#4846](https://github.com/apache/arrow-rs/pull/4846) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Allow Constructing Non-Empty StructArray with no Fields \(\#4842\) [\#4845](https://github.com/apache/arrow-rs/pull/4845) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Refine documentation to `Array::is_null` [\#4838](https://github.com/apache/arrow-rs/pull/4838) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- fix: add missing precision overflow checking for `cast_string_to_decimal` [\#4830](https://github.com/apache/arrow-rs/pull/4830) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jonahgao](https://github.com/jonahgao))
## [47.0.0](https://github.com/apache/arrow-rs/tree/47.0.0) (2023-09-19)
[Full Changelog](https://github.com/apache/arrow-rs/compare/46.0.0...47.0.0)
**Breaking changes:**
- Make FixedSizeBinaryArray value\_data return a reference [\#4820](https://github.com/apache/arrow-rs/issues/4820) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Update prost to v0.12.1 [\#4825](https://github.com/apache/arrow-rs/pull/4825) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- feat: FixedSizeBinaryArray::value\_data return reference [\#4821](https://github.com/apache/arrow-rs/pull/4821) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Stateless Row Encoding / Don't Preserve Dictionaries in `RowConverter` \(\#4811\) [\#4819](https://github.com/apache/arrow-rs/pull/4819) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- fix: entries field is non-nullable [\#4808](https://github.com/apache/arrow-rs/pull/4808) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Fix flight sql do put handling, add bind parameter support to FlightSQL cli client [\#4797](https://github.com/apache/arrow-rs/pull/4797) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([suremarc](https://github.com/suremarc))
- Remove unused dyn\_cmp\_dict feature [\#4766](https://github.com/apache/arrow-rs/pull/4766) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add underlying `std::io::Error` to `IoError` and add `IpcError` variant [\#4726](https://github.com/apache/arrow-rs/pull/4726) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alexandreyc](https://github.com/alexandreyc))
**Implemented enhancements:**
- Row Format Adapative Block Size [\#4812](https://github.com/apache/arrow-rs/issues/4812) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Stateless Row Conversion [\#4811](https://github.com/apache/arrow-rs/issues/4811) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Add option to specify custom null values for CSV reader [\#4794](https://github.com/apache/arrow-rs/issues/4794) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- parquet::record::RowIter cannot be customized with batch\_size and defaults to 1024 [\#4782](https://github.com/apache/arrow-rs/issues/4782) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- `DynScalar` abstraction \(something that makes it easy to create scalar `Datum`s\) [\#4781](https://github.com/apache/arrow-rs/issues/4781) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `Datum` is not exported as part of `arrow` \(it is only exported in `arrow_array`\) [\#4780](https://github.com/apache/arrow-rs/issues/4780) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `Scalar` is not exported as part of `arrow` \(it is only exported in `arrow_array`\) [\#4779](https://github.com/apache/arrow-rs/issues/4779) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support IntoPyArrow for impl RecordBatchReader [\#4730](https://github.com/apache/arrow-rs/issues/4730) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Datum Based String Kernels [\#4595](https://github.com/apache/arrow-rs/issues/4595) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Fixed bugs:**
- MapArray::new\_from\_strings creates nullable entries field [\#4807](https://github.com/apache/arrow-rs/issues/4807) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- pyarrow module can't roundtrip tensor arrays [\#4805](https://github.com/apache/arrow-rs/issues/4805) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `concat_batches` errors with "schema mismatch" error when only metadata differs [\#4799](https://github.com/apache/arrow-rs/issues/4799) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- panic in `cmp` kernels with DictionaryArrays: `Option::unwrap()` on a `None` value' [\#4788](https://github.com/apache/arrow-rs/issues/4788) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- stream ffi panics if schema metadata values aren't valid utf8 [\#4750](https://github.com/apache/arrow-rs/issues/4750) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Regression: Incorrect Sorting of `*ListArray` in 46.0.0 [\#4746](https://github.com/apache/arrow-rs/issues/4746) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Row is no longer comparable after reuse [\#4741](https://github.com/apache/arrow-rs/issues/4741) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- DoPut FlightSQL handler inadvertently consumes schema at start of Request\<Streaming\<FlightData\>\> [\#4658](https://github.com/apache/arrow-rs/issues/4658)
- Return error when converting schema [\#4752](https://github.com/apache/arrow-rs/pull/4752) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Implement PyArrowType for `Box<dyn RecordBatchReader + Send>` [\#4751](https://github.com/apache/arrow-rs/pull/4751) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
**Closed issues:**
- Building arrow-rust for target wasm32-wasi falied to compile packed\_simd\_2 [\#4717](https://github.com/apache/arrow-rs/issues/4717)
**Merged pull requests:**
- Respect FormatOption::nulls for NullArray [\#4836](https://github.com/apache/arrow-rs/pull/4836) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix merge\_dictionary\_values in selection kernels [\#4833](https://github.com/apache/arrow-rs/pull/4833) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix like scalar null [\#4832](https://github.com/apache/arrow-rs/pull/4832) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- More chrono deprecations [\#4822](https://github.com/apache/arrow-rs/pull/4822) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Adaptive Row Block Size \(\#4812\) [\#4818](https://github.com/apache/arrow-rs/pull/4818) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update proc-macro2 requirement from =1.0.66 to =1.0.67 [\#4816](https://github.com/apache/arrow-rs/pull/4816) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Do not check schema for equality in concat\_batches [\#4815](https://github.com/apache/arrow-rs/pull/4815) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- fix: export record batch through stream [\#4806](https://github.com/apache/arrow-rs/pull/4806) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Improve CSV Reader Benchmark Coverage of Small Primitives [\#4803](https://github.com/apache/arrow-rs/pull/4803) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- csv: Add option to specify custom null values [\#4795](https://github.com/apache/arrow-rs/pull/4795) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([vrongmeal](https://github.com/vrongmeal))
- Expand docstring and add example to `Scalar` [\#4793](https://github.com/apache/arrow-rs/pull/4793) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Re-export array crate root \(\#4780\) \(\#4779\) [\#4791](https://github.com/apache/arrow-rs/pull/4791) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix DictionaryArray::normalized\_keys \(\#4788\) [\#4789](https://github.com/apache/arrow-rs/pull/4789) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Allow custom tree builder for parquet::record::RowIter [\#4783](https://github.com/apache/arrow-rs/pull/4783) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([YuraKotov](https://github.com/YuraKotov))
- Bump actions/checkout from 3 to 4 [\#4767](https://github.com/apache/arrow-rs/pull/4767) ([dependabot[bot]](https://github.com/apps/dependabot))
- fix: avoid panic if offset index not exists. [\#4761](https://github.com/apache/arrow-rs/pull/4761) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([RinChanNOWWW](https://github.com/RinChanNOWWW))
- Relax constraints on PyArrowType [\#4757](https://github.com/apache/arrow-rs/pull/4757) ([tustvold](https://github.com/tustvold))
- Chrono deprecations [\#4748](https://github.com/apache/arrow-rs/pull/4748) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix List Sorting, Revert Removal of Rank Kernels [\#4747](https://github.com/apache/arrow-rs/pull/4747) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Clear row buffer before reuse [\#4742](https://github.com/apache/arrow-rs/pull/4742) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([yjshen](https://github.com/yjshen))
- Datum based like kernels \(\#4595\) [\#4732](https://github.com/apache/arrow-rs/pull/4732) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- feat: expose DoGet response headers & trailers [\#4727](https://github.com/apache/arrow-rs/pull/4727) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- Cleanup length and bit\_length kernels [\#4718](https://github.com/apache/arrow-rs/pull/4718) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
## [46.0.0](https://github.com/apache/arrow-rs/tree/46.0.0) (2023-08-21)
[Full Changelog](https://github.com/apache/arrow-rs/compare/45.0.0...46.0.0)
**Breaking changes:**
- API improvement: `batches_to_flight_data` forces clone [\#4656](https://github.com/apache/arrow-rs/issues/4656) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Add AnyDictionary Abstraction and Take ArrayRef in DictionaryArray::with\_values [\#4707](https://github.com/apache/arrow-rs/pull/4707) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Cleanup parquet type builders [\#4706](https://github.com/apache/arrow-rs/pull/4706) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Take kernel dyn Array [\#4705](https://github.com/apache/arrow-rs/pull/4705) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Improve ergonomics of Scalar [\#4704](https://github.com/apache/arrow-rs/pull/4704) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Datum based comparison kernels \(\#4596\) [\#4701](https://github.com/apache/arrow-rs/pull/4701) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Improve `Array` Logical Nullability [\#4691](https://github.com/apache/arrow-rs/pull/4691) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Validate ArrayData Buffer Alignment and Automatically Align IPC buffers \(\#4255\) [\#4681](https://github.com/apache/arrow-rs/pull/4681) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- More intuitive bool-to-string casting [\#4666](https://github.com/apache/arrow-rs/pull/4666) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([fsdvh](https://github.com/fsdvh))
- enhancement: batches\_to\_flight\_data use a schema ref as param. [\#4665](https://github.com/apache/arrow-rs/pull/4665) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([jackwener](https://github.com/jackwener))
- fix: from\_thrift avoid panic when stats in invalid. [\#4642](https://github.com/apache/arrow-rs/pull/4642) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([jackwener](https://github.com/jackwener))
- bug: Add some missing field in row group metadata: ordinal, total co… [\#4636](https://github.com/apache/arrow-rs/pull/4636) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([liurenjie1024](https://github.com/liurenjie1024))
- Remove deprecated limit kernel [\#4597](https://github.com/apache/arrow-rs/pull/4597) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- parquet: support setting the field\_id with an ArrowWriter [\#4702](https://github.com/apache/arrow-rs/issues/4702) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Support references in i256 arithmetic ops [\#4694](https://github.com/apache/arrow-rs/issues/4694) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Precision-Loss Decimal Arithmetic [\#4664](https://github.com/apache/arrow-rs/issues/4664) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Faster i256 Division [\#4663](https://github.com/apache/arrow-rs/issues/4663) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `concat_batches` for 0 columns [\#4661](https://github.com/apache/arrow-rs/issues/4661) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `filter_record_batch` should support filtering record batch without columns [\#4647](https://github.com/apache/arrow-rs/issues/4647) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Improve speed of `lexicographical_partition_ranges` [\#4614](https://github.com/apache/arrow-rs/issues/4614) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- object\_store: multipart ranges for HTTP [\#4612](https://github.com/apache/arrow-rs/issues/4612)
- Add Rank Function [\#4606](https://github.com/apache/arrow-rs/issues/4606) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Datum Based Comparison Kernels [\#4596](https://github.com/apache/arrow-rs/issues/4596) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Convenience method to create `DataType::List` correctly [\#4544](https://github.com/apache/arrow-rs/issues/4544) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Remove Deprecated Arithmetic Kernels [\#4481](https://github.com/apache/arrow-rs/issues/4481) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Equality kernel where null==null gives true [\#4438](https://github.com/apache/arrow-rs/issues/4438) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Parquet ArrowWriter Ignores Nulls in Dictionary Values [\#4690](https://github.com/apache/arrow-rs/issues/4690) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Schema Nullability Validation Fails to Account for Dictionary Nulls [\#4689](https://github.com/apache/arrow-rs/issues/4689) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Comparison Kernels Ignore Nulls in Dictionary Values [\#4688](https://github.com/apache/arrow-rs/issues/4688) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Casting List to String Ignores Format Options [\#4669](https://github.com/apache/arrow-rs/issues/4669) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Double free in C Stream Interface [\#4659](https://github.com/apache/arrow-rs/issues/4659) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- CI Failing On Packed SIMD [\#4651](https://github.com/apache/arrow-rs/issues/4651) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `RowInterner::size()` much too low for high cardinality dictionary columns [\#4645](https://github.com/apache/arrow-rs/issues/4645) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Decimal PrimitiveArray change datatype after try\_unary [\#4644](https://github.com/apache/arrow-rs/issues/4644)
- Better explanation in docs for Dictionary field encoding using RowConverter [\#4639](https://github.com/apache/arrow-rs/issues/4639) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `List(FixedSizeBinary)` array equality check may return wrong result [\#4637](https://github.com/apache/arrow-rs/issues/4637) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `arrow::compute::nullif` panics if `NullArray` is provided [\#4634](https://github.com/apache/arrow-rs/issues/4634) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Empty lists in FixedSizeListArray::try\_new is not handled [\#4623](https://github.com/apache/arrow-rs/issues/4623) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Bounds checking in `MutableBuffer::set_null_bits` can be bypassed [\#4620](https://github.com/apache/arrow-rs/issues/4620) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- TypedDictionaryArray Misleading Null Behaviour [\#4616](https://github.com/apache/arrow-rs/issues/4616) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- bug: Parquet writer missing row group metadata fields such as `compressed_size`, `file offset`. [\#4610](https://github.com/apache/arrow-rs/issues/4610) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- `new_null_array` generates an invalid union array [\#4600](https://github.com/apache/arrow-rs/issues/4600) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Footer parsing fails for very large parquet file. [\#4592](https://github.com/apache/arrow-rs/issues/4592) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- bug\(parquet\): Disabling global statistics but enabling for particular column breaks reading [\#4587](https://github.com/apache/arrow-rs/issues/4587) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- `arrow::compute::concat` panics for dense union arrays with non-trivial type IDs [\#4578](https://github.com/apache/arrow-rs/issues/4578) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Closed issues:**
- \[object\_store\] when Create a AmazonS3 instance work with MinIO without set endpoint got error MissingRegion [\#4617](https://github.com/apache/arrow-rs/issues/4617)
**Merged pull requests:**
- Add distinct kernels \(\#960\) \(\#4438\) [\#4716](https://github.com/apache/arrow-rs/pull/4716) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update parquet object\_store 0.7 [\#4715](https://github.com/apache/arrow-rs/pull/4715) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Support Field ID in ArrowWriter \(\#4702\) [\#4710](https://github.com/apache/arrow-rs/pull/4710) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Remove rank kernels [\#4703](https://github.com/apache/arrow-rs/pull/4703) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Support references in i256 arithmetic ops [\#4692](https://github.com/apache/arrow-rs/pull/4692) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Cleanup DynComparator \(\#2654\) [\#4687](https://github.com/apache/arrow-rs/pull/4687) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Separate metadata fetch from `ArrowReaderBuilder` construction \(\#4674\) [\#4676](https://github.com/apache/arrow-rs/pull/4676) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- cleanup some assert\(\) with error propagation [\#4673](https://github.com/apache/arrow-rs/pull/4673) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([zeevm](https://github.com/zeevm))
- Faster i256 Division \(2-100x\) \(\#4663\) [\#4672](https://github.com/apache/arrow-rs/pull/4672) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix MSRV CI [\#4671](https://github.com/apache/arrow-rs/pull/4671) ([tustvold](https://github.com/tustvold))
- Fix equality of nested nullable FixedSizeBinary \(\#4637\) [\#4670](https://github.com/apache/arrow-rs/pull/4670) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use ArrayFormatter in cast kernel [\#4668](https://github.com/apache/arrow-rs/pull/4668) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Minor: Improve API docs for FlightSQL metadata builders [\#4667](https://github.com/apache/arrow-rs/pull/4667) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Support `concat_batches` for 0 columns [\#4662](https://github.com/apache/arrow-rs/pull/4662) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Dandandan](https://github.com/Dandandan))
- fix ownership of c stream error [\#4660](https://github.com/apache/arrow-rs/pull/4660) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Minor: Fix illustration for dict encoding [\#4657](https://github.com/apache/arrow-rs/pull/4657) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([JayjeetAtGithub](https://github.com/JayjeetAtGithub))
- minor: move comment to the correct location [\#4655](https://github.com/apache/arrow-rs/pull/4655) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- Update packed\_simd and run miri tests on simd code [\#4654](https://github.com/apache/arrow-rs/pull/4654) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jhorstmann](https://github.com/jhorstmann))
- impl `From<Vec<T>>` for `BufferBuilder` and `MutableBuffer` [\#4650](https://github.com/apache/arrow-rs/pull/4650) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- Filter record batch with 0 columns [\#4648](https://github.com/apache/arrow-rs/pull/4648) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Dandandan](https://github.com/Dandandan))
- Account for child `Bucket` size in OrderPreservingInterner [\#4646](https://github.com/apache/arrow-rs/pull/4646) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Implement `Default`,`Extend` and `FromIterator` for `BufferBuilder` [\#4638](https://github.com/apache/arrow-rs/pull/4638) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- fix\(select\): handle `NullArray` in `nullif` [\#4635](https://github.com/apache/arrow-rs/pull/4635) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kawadakk](https://github.com/kawadakk))
- Move `BufferBuilder` to `arrow-buffer` [\#4630](https://github.com/apache/arrow-rs/pull/4630) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- allow zero sized empty fixed [\#4626](https://github.com/apache/arrow-rs/pull/4626) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([smiklos](https://github.com/smiklos))
- fix: compute\_dictionary\_mapping use wrong offsetSize [\#4625](https://github.com/apache/arrow-rs/pull/4625) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- impl `FromIterator` for `MutableBuffer` [\#4624](https://github.com/apache/arrow-rs/pull/4624) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- expand docs for FixedSizeListArray [\#4622](https://github.com/apache/arrow-rs/pull/4622) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([smiklos](https://github.com/smiklos))
- fix\(buffer\): panic on end index overflow in `MutableBuffer::set_null_bits` [\#4621](https://github.com/apache/arrow-rs/pull/4621) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kawadakk](https://github.com/kawadakk))
- impl `Default` for `arrow_buffer::buffer::MutableBuffer` [\#4619](https://github.com/apache/arrow-rs/pull/4619) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- Minor: improve docs and add example for lexicographical\_partition\_ranges [\#4615](https://github.com/apache/arrow-rs/pull/4615) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Cleanup sort [\#4613](https://github.com/apache/arrow-rs/pull/4613) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add rank function \(\#4606\) [\#4609](https://github.com/apache/arrow-rs/pull/4609) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add more docs and examples for ListArray and OffsetsBuffer [\#4607](https://github.com/apache/arrow-rs/pull/4607) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Simplify dictionary sort [\#4605](https://github.com/apache/arrow-rs/pull/4605) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Consolidate sort benchmarks [\#4604](https://github.com/apache/arrow-rs/pull/4604) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Don't Reorder Nulls in sort\_to\_indices \(\#4545\) [\#4603](https://github.com/apache/arrow-rs/pull/4603) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- fix\(data\): create child arrays of correct length when building a sparse union null array [\#4601](https://github.com/apache/arrow-rs/pull/4601) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kawadakk](https://github.com/kawadakk))
- Use u32 metadata\_len when parsing footer of parquet. [\#4599](https://github.com/apache/arrow-rs/pull/4599) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([Berrysoft](https://github.com/Berrysoft))
- fix\(data\): map type ID to child index before indexing a union child array [\#4598](https://github.com/apache/arrow-rs/pull/4598) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([kawadakk](https://github.com/kawadakk))
- Remove deprecated arithmetic kernels \(\#4481\) [\#4594](https://github.com/apache/arrow-rs/pull/4594) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Test Disabled Page Statistics \(\#4587\) [\#4589](https://github.com/apache/arrow-rs/pull/4589) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Cleanup ArrayData::buffers [\#4583](https://github.com/apache/arrow-rs/pull/4583) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use contains\_nulls in ArrayData equality of byte arrays [\#4582](https://github.com/apache/arrow-rs/pull/4582) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Vectorized lexicographical\_partition\_ranges \(~80% faster\) [\#4575](https://github.com/apache/arrow-rs/pull/4575) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- chore: add datatype new\_list [\#4561](https://github.com/apache/arrow-rs/pull/4561) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([fansehep](https://github.com/fansehep))
## [45.0.0](https://github.com/apache/arrow-rs/tree/45.0.0) (2023-07-30)
[Full Changelog](https://github.com/apache/arrow-rs/compare/44.0.0...45.0.0)
**Breaking changes:**
- Fix timezoned timestamp arithmetic [\#4546](https://github.com/apache/arrow-rs/pull/4546) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alexandreyc](https://github.com/alexandreyc))
**Implemented enhancements:**
- Use FormatOptions in Const Contexts [\#4580](https://github.com/apache/arrow-rs/issues/4580) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Human Readable Duration Display [\#4554](https://github.com/apache/arrow-rs/issues/4554) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `BooleanBuilder`: Add `validity_slice` method for accessing validity bits [\#4535](https://github.com/apache/arrow-rs/issues/4535) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `FixedSizedListArray` for `length` kernel [\#4517](https://github.com/apache/arrow-rs/issues/4517) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- `RowCoverter::convert` that targets an existing `Rows` [\#4479](https://github.com/apache/arrow-rs/issues/4479) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Panic `assertion failed: idx < self.len` when casting DictionaryArrays with nulls [\#4576](https://github.com/apache/arrow-rs/issues/4576) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- arrow-arith is\_null is buggy with NullArray [\#4565](https://github.com/apache/arrow-rs/issues/4565) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Incorrect Interval to Duration Casting [\#4553](https://github.com/apache/arrow-rs/issues/4553) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Too large validity buffer pre-allocation in `FixedSizeListBuilder::new` [\#4549](https://github.com/apache/arrow-rs/issues/4549) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Like with wildcards fail to match fields with new lines. [\#4547](https://github.com/apache/arrow-rs/issues/4547) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Timestamp Interval Arithmetic Ignores Timezone [\#4457](https://github.com/apache/arrow-rs/issues/4457) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- refactor: simplify hour\_dyn\(\) with time\_fraction\_dyn\(\) [\#4588](https://github.com/apache/arrow-rs/pull/4588) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- Move from\_iter\_values to GenericByteArray [\#4586](https://github.com/apache/arrow-rs/pull/4586) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Mark GenericByteArray::new\_unchecked unsafe [\#4584](https://github.com/apache/arrow-rs/pull/4584) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Configurable Duration Display [\#4581](https://github.com/apache/arrow-rs/pull/4581) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix take\_bytes Null and Overflow Handling \(\#4576\) [\#4579](https://github.com/apache/arrow-rs/pull/4579) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Move chrono-tz arithmetic tests to integration [\#4571](https://github.com/apache/arrow-rs/pull/4571) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Write Page Offset Index For All-Nan Pages [\#4567](https://github.com/apache/arrow-rs/pull/4567) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([MachaelLee](https://github.com/MachaelLee))
- support NullArray un arith/boolean kernel [\#4566](https://github.com/apache/arrow-rs/pull/4566) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([smiklos](https://github.com/smiklos))
- Remove Sync from arrow-flight example [\#4564](https://github.com/apache/arrow-rs/pull/4564) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Fix interval to duration casting \(\#4553\) [\#4562](https://github.com/apache/arrow-rs/pull/4562) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- docs: fix wrong parameter name [\#4559](https://github.com/apache/arrow-rs/pull/4559) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([SteveLauC](https://github.com/SteveLauC))
- Fix FixedSizeListBuilder capacity \(\#4549\) [\#4552](https://github.com/apache/arrow-rs/pull/4552) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- docs: fix wrong inline code snippet in parquet document [\#4550](https://github.com/apache/arrow-rs/pull/4550) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([SteveLauC](https://github.com/SteveLauC))
- fix multiline wildcard likes \(fixes \#4547\) [\#4548](https://github.com/apache/arrow-rs/pull/4548) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([nl5887](https://github.com/nl5887))
- Provide default `is_empty` impl for `arrow::array::ArrayBuilder` [\#4543](https://github.com/apache/arrow-rs/pull/4543) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mbrobbel](https://github.com/mbrobbel))
- Add RowConverter::append \(\#4479\) [\#4541](https://github.com/apache/arrow-rs/pull/4541) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Clarify GenericColumnReader::read\_records [\#4540](https://github.com/apache/arrow-rs/pull/4540) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Initial loongarch port [\#4538](https://github.com/apache/arrow-rs/pull/4538) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([xiangzhai](https://github.com/xiangzhai))
- Update proc-macro2 requirement from =1.0.64 to =1.0.66 [\#4537](https://github.com/apache/arrow-rs/pull/4537) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- add a validity slice access for boolean array builders [\#4536](https://github.com/apache/arrow-rs/pull/4536) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([ChristianBeilschmidt](https://github.com/ChristianBeilschmidt))
- use new num version instead of explicit num-complex dependency [\#4532](https://github.com/apache/arrow-rs/pull/4532) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mwlon](https://github.com/mwlon))
- feat: Support `FixedSizedListArray` for `length` kernel [\#4520](https://github.com/apache/arrow-rs/pull/4520) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
## [44.0.0](https://github.com/apache/arrow-rs/tree/44.0.0) (2023-07-14)
[Full Changelog](https://github.com/apache/arrow-rs/compare/43.0.0...44.0.0)
**Breaking changes:**
- Use Parser for cast kernel \(\#4512\) [\#4513](https://github.com/apache/arrow-rs/pull/4513) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add Datum based arithmetic kernels \(\#3999\) [\#4465](https://github.com/apache/arrow-rs/pull/4465) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- eq\_dyn\_binary\_scalar should support FixedSizeBinary types [\#4491](https://github.com/apache/arrow-rs/issues/4491) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Port Tests from Deprecated Arithmetic Kernels [\#4480](https://github.com/apache/arrow-rs/issues/4480) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Implement RecordBatchReader for Boxed trait object [\#4474](https://github.com/apache/arrow-rs/issues/4474) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `Date` - `Date` kernel [\#4383](https://github.com/apache/arrow-rs/issues/4383) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Default FlightSqlService Implementations [\#4372](https://github.com/apache/arrow-rs/issues/4372) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Fixed bugs:**
- Parquet: `AsyncArrowWriter` to a file corrupts the footer for large columns [\#4526](https://github.com/apache/arrow-rs/issues/4526) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- \[object\_store\] Failure to send bytes to azure [\#4522](https://github.com/apache/arrow-rs/issues/4522)
- Cannot cast string '2021-01-02' to value of Date64 type [\#4512](https://github.com/apache/arrow-rs/issues/4512) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Incorrect Interval Subtraction [\#4489](https://github.com/apache/arrow-rs/issues/4489) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Interval Negation Incorrect [\#4488](https://github.com/apache/arrow-rs/issues/4488) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Parquet: AsyncArrowWriter inner buffer is not correctly limited and causes OOM [\#4477](https://github.com/apache/arrow-rs/issues/4477) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
**Merged pull requests:**
- Fix AsyncArrowWriter flush for large buffer sizes \(\#4526\) [\#4527](https://github.com/apache/arrow-rs/pull/4527) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Cleanup cast\_primitive\_to\_list [\#4511](https://github.com/apache/arrow-rs/pull/4511) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Bump actions/upload-pages-artifact from 1 to 2 [\#4508](https://github.com/apache/arrow-rs/pull/4508) ([dependabot[bot]](https://github.com/apps/dependabot))
- Support Date - Date \(\#4383\) [\#4504](https://github.com/apache/arrow-rs/pull/4504) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Bump actions/labeler from 4.2.0 to 4.3.0 [\#4501](https://github.com/apache/arrow-rs/pull/4501) ([dependabot[bot]](https://github.com/apps/dependabot))
- Update proc-macro2 requirement from =1.0.63 to =1.0.64 [\#4500](https://github.com/apache/arrow-rs/pull/4500) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Add negate kernels \(\#4488\) [\#4494](https://github.com/apache/arrow-rs/pull/4494) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add Datum Arithmetic tests, Fix Interval Substraction \(\#4480\) [\#4493](https://github.com/apache/arrow-rs/pull/4493) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- support FixedSizeBinary types in eq\_dyn\_binary\_scalar/neq\_dyn\_binary\_scalar [\#4492](https://github.com/apache/arrow-rs/pull/4492) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([maxburke](https://github.com/maxburke))
- Add default implementations to the FlightSqlService trait [\#4485](https://github.com/apache/arrow-rs/pull/4485) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([rossjones](https://github.com/rossjones))
- add num-complex requirement [\#4482](https://github.com/apache/arrow-rs/pull/4482) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mwlon](https://github.com/mwlon))
- fix incorrect buffer size limiting in parquet async writer [\#4478](https://github.com/apache/arrow-rs/pull/4478) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([richox](https://github.com/richox))
- feat: support RecordBatchReader on boxed trait objects [\#4475](https://github.com/apache/arrow-rs/pull/4475) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Improve in-place primitive sorts by 13-67% [\#4473](https://github.com/apache/arrow-rs/pull/4473) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([psvri](https://github.com/psvri))
- Add Scalar/Datum abstraction \(\#1047\) [\#4393](https://github.com/apache/arrow-rs/pull/4393) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
## [43.0.0](https://github.com/apache/arrow-rs/tree/43.0.0) (2023-06-30)
[Full Changelog](https://github.com/apache/arrow-rs/compare/42.0.0...43.0.0)
**Breaking changes:**
- Simplify ffi import/export [\#4447](https://github.com/apache/arrow-rs/pull/4447) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Virgiel](https://github.com/Virgiel))
- Return Result from Parquet Row APIs [\#4428](https://github.com/apache/arrow-rs/pull/4428) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([zeevm](https://github.com/zeevm))
- Remove Binary Dictionary Arithmetic Support [\#4407](https://github.com/apache/arrow-rs/pull/4407) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- Request: a way to copy a `Row` to `Rows` [\#4466](https://github.com/apache/arrow-rs/issues/4466) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Reuse schema when importing from FFI [\#4444](https://github.com/apache/arrow-rs/issues/4444) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- \[FlightSQL\] Allow implementations of `FlightSqlService` to handle custom actions and commands [\#4439](https://github.com/apache/arrow-rs/issues/4439)
- Support `NullBuilder` [\#4429](https://github.com/apache/arrow-rs/issues/4429) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Regression in in parquet `42.0.0` : Bad parquet column indexes for All Null Columns, resulting in `Parquet error: StructArrayReader out of sync` on read [\#4459](https://github.com/apache/arrow-rs/issues/4459) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Regression in 42.0.0: Parsing fractional intervals without leading 0 is not supported [\#4424](https://github.com/apache/arrow-rs/issues/4424) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Documentation updates:**
- doc: deploy crate docs to GitHub pages [\#4436](https://github.com/apache/arrow-rs/pull/4436) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([xxchan](https://github.com/xxchan))
**Merged pull requests:**
- Append Row to Rows \(\#4466\) [\#4470](https://github.com/apache/arrow-rs/pull/4470) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat\(flight-sql\): Allow implementations of FlightSqlService to handle custom actions and commands [\#4463](https://github.com/apache/arrow-rs/pull/4463) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([amartins23](https://github.com/amartins23))
- Docs: Add clearer API doc links [\#4461](https://github.com/apache/arrow-rs/pull/4461) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Fix empty offset index for all null columns \(\#4459\) [\#4460](https://github.com/apache/arrow-rs/pull/4460) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Bump peaceiris/actions-gh-pages from 3.9.2 to 3.9.3 [\#4455](https://github.com/apache/arrow-rs/pull/4455) ([dependabot[bot]](https://github.com/apps/dependabot))
- Convince the compiler to auto-vectorize the range check in parquet DictionaryBuffer [\#4453](https://github.com/apache/arrow-rs/pull/4453) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([jhorstmann](https://github.com/jhorstmann))
- fix docs deployment [\#4452](https://github.com/apache/arrow-rs/pull/4452) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([xxchan](https://github.com/xxchan))
- Update indexmap requirement from 1.9 to 2.0 [\#4451](https://github.com/apache/arrow-rs/pull/4451) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Update proc-macro2 requirement from =1.0.60 to =1.0.63 [\#4450](https://github.com/apache/arrow-rs/pull/4450) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Bump actions/deploy-pages from 1 to 2 [\#4449](https://github.com/apache/arrow-rs/pull/4449) ([dependabot[bot]](https://github.com/apps/dependabot))
- Revise error message in From\<Buffer\> for ScalarBuffer [\#4446](https://github.com/apache/arrow-rs/pull/4446) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- minor: remove useless mut [\#4443](https://github.com/apache/arrow-rs/pull/4443) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- unify substring for binary&utf8 [\#4442](https://github.com/apache/arrow-rs/pull/4442) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- Casting fixedsizelist to list/largelist [\#4433](https://github.com/apache/arrow-rs/pull/4433) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jayzhan211](https://github.com/jayzhan211))
- feat: support `NullBuilder` [\#4430](https://github.com/apache/arrow-rs/pull/4430) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Remove Float64 -\> Float32 cast in IPC Reader [\#4427](https://github.com/apache/arrow-rs/pull/4427) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([ming08108](https://github.com/ming08108))
- Parse intervals like `.5` the same as `0.5` [\#4425](https://github.com/apache/arrow-rs/pull/4425) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- feat: add strict mode to json reader [\#4421](https://github.com/apache/arrow-rs/pull/4421) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([blinkseb](https://github.com/blinkseb))
- Add DictionaryArray::occupancy [\#4415](https://github.com/apache/arrow-rs/pull/4415) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
## [42.0.0](https://github.com/apache/arrow-rs/tree/42.0.0) (2023-06-16)
[Full Changelog](https://github.com/apache/arrow-rs/compare/41.0.0...42.0.0)
**Breaking changes:**
- Remove 64-bit to 32-bit Cast from IPC Reader [\#4412](https://github.com/apache/arrow-rs/pull/4412) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([ming08108](https://github.com/ming08108))
- Truncate Min/Max values in the Column Index [\#4389](https://github.com/apache/arrow-rs/pull/4389) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([AdamGS](https://github.com/AdamGS))
- feat\(flight\): harmonize server metadata APIs [\#4384](https://github.com/apache/arrow-rs/pull/4384) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- Move record delimiting into ColumnReader \(\#4365\) [\#4376](https://github.com/apache/arrow-rs/pull/4376) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Changed array\_to\_json\_array to take &dyn Array [\#4370](https://github.com/apache/arrow-rs/pull/4370) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dadepo](https://github.com/dadepo))
- Make PrimitiveArray::with\_timezone consuming [\#4366](https://github.com/apache/arrow-rs/pull/4366) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- Add doc example of constructing a MapArray [\#4385](https://github.com/apache/arrow-rs/issues/4385) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `millisecond` and `microsecond` functions [\#4374](https://github.com/apache/arrow-rs/issues/4374) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Changed array\_to\_json\_array to take &dyn Array [\#4369](https://github.com/apache/arrow-rs/issues/4369) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- compute::ord kernel for getting min and max of two scalar/array values [\#4347](https://github.com/apache/arrow-rs/issues/4347) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Release 41.0.0 of arrow/arrow-flight/parquet/parquet-derive [\#4346](https://github.com/apache/arrow-rs/issues/4346)
- Refactor CAST tests to use new cast array syntax [\#4336](https://github.com/apache/arrow-rs/issues/4336) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- pass bytes directly to parquet's KeyValue [\#4317](https://github.com/apache/arrow-rs/issues/4317)
- PyArrow conversions could return TypeError if provided incorrect Python type [\#4312](https://github.com/apache/arrow-rs/issues/4312) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Have array\_to\_json\_array support Map [\#4297](https://github.com/apache/arrow-rs/issues/4297) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- FlightSQL: Add helpers to create `CommandGetXdbcTypeInfo` responses \(`XdbcInfoValue` and builders\) [\#4257](https://github.com/apache/arrow-rs/issues/4257) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Have array\_to\_json\_array support FixedSizeList [\#4248](https://github.com/apache/arrow-rs/issues/4248) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Truncate ColumnIndex ByteArray Statistics [\#4126](https://github.com/apache/arrow-rs/issues/4126) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Arrow compute kernel regards selection vector [\#4095](https://github.com/apache/arrow-rs/issues/4095) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Wrongly calculated data compressed length in IPC writer [\#4410](https://github.com/apache/arrow-rs/issues/4410) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Take Kernel Handles Nullable Indices Incorrectly [\#4404](https://github.com/apache/arrow-rs/issues/4404) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- StructBuilder::new Doesn't Validate Builder DataTypes [\#4397](https://github.com/apache/arrow-rs/issues/4397) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Parquet error: Not all children array length are the same! when using RowSelection to read a parquet file [\#4396](https://github.com/apache/arrow-rs/issues/4396)
- RecordReader::skip\_records Is Incorrect for Repeated Columns [\#4368](https://github.com/apache/arrow-rs/issues/4368) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- List-of-String Array panics in the presence of row filters [\#4365](https://github.com/apache/arrow-rs/issues/4365) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Fail to read block compressed gzip files with parquet-fromcsv [\#4173](https://github.com/apache/arrow-rs/issues/4173) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
**Closed issues:**
- Have a parquet file not able to be deduped via arrow-rs, complains about Decimal precision? [\#4356](https://github.com/apache/arrow-rs/issues/4356)
- Question: Could we move `dict_id, dict_is_ordered` into DataType? [\#4325](https://github.com/apache/arrow-rs/issues/4325)
**Merged pull requests:**
- Fix reading gzip file with multiple gzip headers in parquet-fromcsv. [\#4419](https://github.com/apache/arrow-rs/pull/4419) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([ghuls](https://github.com/ghuls))
- Cleanup nullif kernel [\#4416](https://github.com/apache/arrow-rs/pull/4416) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix bug in IPC logic that determines if the buffer should be compressed or not [\#4411](https://github.com/apache/arrow-rs/pull/4411) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([lwpyr](https://github.com/lwpyr))
- Faster unpacking of Int32Type dictionary [\#4406](https://github.com/apache/arrow-rs/pull/4406) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Improve `take` kernel performance on primitive arrays, fix bad null index handling \(\#4404\) [\#4405](https://github.com/apache/arrow-rs/pull/4405) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- More take benchmarks [\#4403](https://github.com/apache/arrow-rs/pull/4403) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add `BooleanBuffer::new_unset` and `BooleanBuffer::new_set` and `BooleanArray::new_null` constructors [\#4402](https://github.com/apache/arrow-rs/pull/4402) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add PrimitiveBuilder type constructors [\#4401](https://github.com/apache/arrow-rs/pull/4401) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- StructBuilder Validate Child Data \(\#4397\) [\#4400](https://github.com/apache/arrow-rs/pull/4400) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Faster UTF-8 truncation [\#4399](https://github.com/apache/arrow-rs/pull/4399) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Minor: Derive `Hash` impls for `CastOptions` and `FormatOptions` [\#4395](https://github.com/apache/arrow-rs/pull/4395) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Fix typo in README [\#4394](https://github.com/apache/arrow-rs/pull/4394) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([okue](https://github.com/okue))
- Improve parquet `WriterProperites` and `ReaderProperties` docs [\#4392](https://github.com/apache/arrow-rs/pull/4392) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([alamb](https://github.com/alamb))
- Cleanup downcast macros [\#4391](https://github.com/apache/arrow-rs/pull/4391) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update proc-macro2 requirement from =1.0.59 to =1.0.60 [\#4388](https://github.com/apache/arrow-rs/pull/4388) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Consolidate ByteArray::from\_iterator [\#4386](https://github.com/apache/arrow-rs/pull/4386) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add MapArray constructors and doc example [\#4382](https://github.com/apache/arrow-rs/pull/4382) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Documentation Improvements [\#4381](https://github.com/apache/arrow-rs/pull/4381) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add NullBuffer and BooleanBuffer From conversions [\#4380](https://github.com/apache/arrow-rs/pull/4380) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add more examples of constructing Boolean, Primitive, String, and Decimal Arrays, and From impl for i256 [\#4379](https://github.com/apache/arrow-rs/pull/4379) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Add ListArrayReader benchmarks [\#4378](https://github.com/apache/arrow-rs/pull/4378) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Update comfy-table requirement from 6.0 to 7.0 [\#4377](https://github.com/apache/arrow-rs/pull/4377) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- feat: Add`microsecond` and `millisecond` kernels [\#4375](https://github.com/apache/arrow-rs/pull/4375) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Update hashbrown requirement from 0.13 to 0.14 [\#4373](https://github.com/apache/arrow-rs/pull/4373) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- minor: use as\_boolean to resolve TODO [\#4367](https://github.com/apache/arrow-rs/pull/4367) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- Have array\_to\_json\_array support MapArray [\#4364](https://github.com/apache/arrow-rs/pull/4364) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dadepo](https://github.com/dadepo))
- deprecate: as\_decimal\_array [\#4363](https://github.com/apache/arrow-rs/pull/4363) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add support for FixedSizeList in array\_to\_json\_array [\#4361](https://github.com/apache/arrow-rs/pull/4361) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dadepo](https://github.com/dadepo))
- refact: use as\_primitive in cast.rs test [\#4360](https://github.com/apache/arrow-rs/pull/4360) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- feat\(flight\): add xdbc type info helpers [\#4359](https://github.com/apache/arrow-rs/pull/4359) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- Minor: float16 to json [\#4358](https://github.com/apache/arrow-rs/pull/4358) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Raise TypeError on PyArrow import [\#4316](https://github.com/apache/arrow-rs/pull/4316) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Arrow Cast: Fixed Point Arithmetic for Interval Parsing [\#4291](https://github.com/apache/arrow-rs/pull/4291) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mr-brobot](https://github.com/mr-brobot))
## [41.0.0](https://github.com/apache/arrow-rs/tree/41.0.0) (2023-06-02)
[Full Changelog](https://github.com/apache/arrow-rs/compare/40.0.0...41.0.0)
**Breaking changes:**
- Rename list contains kernels to in\_list \(\#4289\) [\#4342](https://github.com/apache/arrow-rs/pull/4342) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Move BooleanBufferBuilder and NullBufferBuilder to arrow\_buffer [\#4338](https://github.com/apache/arrow-rs/pull/4338) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add separate row\_count and level\_count to PageMetadata \(\#4321\) [\#4326](https://github.com/apache/arrow-rs/pull/4326) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Treat legacy TIMSETAMP\_X converted types as UTC [\#4309](https://github.com/apache/arrow-rs/pull/4309) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([sergiimk](https://github.com/sergiimk))
- Simplify parquet PageIterator [\#4306](https://github.com/apache/arrow-rs/pull/4306) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Add Builder style APIs and docs for `FlightData`,` FlightInfo`, `FlightEndpoint`, `Locaation` and `Ticket` [\#4294](https://github.com/apache/arrow-rs/pull/4294) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Make GenericColumnWriter Send [\#4287](https://github.com/apache/arrow-rs/pull/4287) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- feat: update flight-sql to latest specs [\#4250](https://github.com/apache/arrow-rs/pull/4250) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- feat\(api!\): make ArrowArrayStreamReader Send [\#4232](https://github.com/apache/arrow-rs/pull/4232) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
**Implemented enhancements:**
- Make SerializedRowGroupReader::new\(\) Public [\#4330](https://github.com/apache/arrow-rs/issues/4330) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Speed up i256 division and remainder operations [\#4302](https://github.com/apache/arrow-rs/issues/4302) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- export function parquet\_to\_array\_schema\_and\_fields [\#4298](https://github.com/apache/arrow-rs/issues/4298) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- FLightSQL: add helpers to create `CommandGetCatalogs`, `CommandGetSchemas`, and `CommandGetTables` requests [\#4295](https://github.com/apache/arrow-rs/issues/4295) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Make ColumnWriter Send [\#4286](https://github.com/apache/arrow-rs/issues/4286) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Add Builder for `FlightInfo` to make it easier to create new requests [\#4281](https://github.com/apache/arrow-rs/issues/4281) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Support Writing/Reading Decimal256 to/from Parquet [\#4264](https://github.com/apache/arrow-rs/issues/4264) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- FlightSQL: Add helpers to create `CommandGetSqlInfo` responses \(`SqlInfoValue` and builders\) [\#4256](https://github.com/apache/arrow-rs/issues/4256) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Update flight-sql implementation to latest specs [\#4249](https://github.com/apache/arrow-rs/issues/4249) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Make ArrowArrayStreamReader Send [\#4222](https://github.com/apache/arrow-rs/issues/4222) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support writing FixedSizeList to Parquet [\#4214](https://github.com/apache/arrow-rs/issues/4214) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Cast between `Intervals` [\#4181](https://github.com/apache/arrow-rs/issues/4181) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Splice Parquet Data [\#4155](https://github.com/apache/arrow-rs/issues/4155) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- CSV Schema More Flexible Timestamp Inference [\#4131](https://github.com/apache/arrow-rs/issues/4131) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Doc for arrow\_flight::sql is missing enums that are Xdbc related [\#4339](https://github.com/apache/arrow-rs/issues/4339) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- concat\_batches panics with total\_len \<= bit\_len assertion for records with lists [\#4324](https://github.com/apache/arrow-rs/issues/4324) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Incorrect PageMetadata Row Count returned for V1 DataPage [\#4321](https://github.com/apache/arrow-rs/issues/4321) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- \[parquet\] Not following the spec for TIMESTAMP\_MILLIS legacy converted types [\#4308](https://github.com/apache/arrow-rs/issues/4308) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- ambiguous glob re-exports of contains\_utf8 [\#4289](https://github.com/apache/arrow-rs/issues/4289) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- flight\_sql\_client --header "key: value" yields a value with a leading whitespace [\#4270](https://github.com/apache/arrow-rs/issues/4270) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Casting Timestamp to date is off by one day for dates before 1970-01-01 [\#4211](https://github.com/apache/arrow-rs/issues/4211) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Don't infer 16-byte decimal as decimal256 [\#4349](https://github.com/apache/arrow-rs/pull/4349) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Fix MutableArrayData::extend\_nulls \(\#1230\) [\#4343](https://github.com/apache/arrow-rs/pull/4343) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update FlightSQL metadata locations, names and docs [\#4341](https://github.com/apache/arrow-rs/pull/4341) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- chore: expose Xdbc related FlightSQL enums [\#4340](https://github.com/apache/arrow-rs/pull/4340) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([appletreeisyellow](https://github.com/appletreeisyellow))
- Update pyo3 requirement from 0.18 to 0.19 [\#4335](https://github.com/apache/arrow-rs/pull/4335) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Skip unnecessary null checks in MutableArrayData [\#4333](https://github.com/apache/arrow-rs/pull/4333) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: add read parquet by custom rowgroup examples [\#4332](https://github.com/apache/arrow-rs/pull/4332) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([sundy-li](https://github.com/sundy-li))
- Make SerializedRowGroupReader::new\(\) public [\#4331](https://github.com/apache/arrow-rs/pull/4331) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([burmecia](https://github.com/burmecia))
- Don't split record across pages \(\#3680\) [\#4327](https://github.com/apache/arrow-rs/pull/4327) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- fix date conversion if timestamp below unixtimestamp [\#4323](https://github.com/apache/arrow-rs/pull/4323) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([comphead](https://github.com/comphead))
- Short-circuit on exhausted page in skip\_records [\#4320](https://github.com/apache/arrow-rs/pull/4320) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Handle trailing padding when skipping repetition levels \(\#3911\) [\#4319](https://github.com/apache/arrow-rs/pull/4319) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Use `page_size` consistently, deprecate `pagesize` in parquet WriterProperties [\#4313](https://github.com/apache/arrow-rs/pull/4313) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([alamb](https://github.com/alamb))
- Add roundtrip tests for Decimal256 and fix issues \(\#4264\) [\#4311](https://github.com/apache/arrow-rs/pull/4311) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Expose page-level arrow reader API \(\#4298\) [\#4307](https://github.com/apache/arrow-rs/pull/4307) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Speed up i256 division and remainder operations [\#4303](https://github.com/apache/arrow-rs/pull/4303) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- feat\(flight\): support int32\_to\_int32\_list\_map in sql infos [\#4300](https://github.com/apache/arrow-rs/pull/4300) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- feat\(flight\): add helpers to handle `CommandGetCatalogs`, `CommandGetSchemas`, and `CommandGetTables` requests [\#4296](https://github.com/apache/arrow-rs/pull/4296) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- Improve docs and tests for `SqlInfoList [\#4293](https://github.com/apache/arrow-rs/pull/4293) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- minor: fix arrow\_row docs.rs links [\#4292](https://github.com/apache/arrow-rs/pull/4292) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([roeap](https://github.com/roeap))
- Update proc-macro2 requirement from =1.0.58 to =1.0.59 [\#4290](https://github.com/apache/arrow-rs/pull/4290) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Improve `ArrowWriter` memory usage: Buffer Pages in ArrowWriter instead of RecordBatch \(\#3871\) [\#4280](https://github.com/apache/arrow-rs/pull/4280) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Minor: Add more docstrings in arrow-flight [\#4279](https://github.com/apache/arrow-rs/pull/4279) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Add `Debug` impls for `ArrowWriter` and `SerializedFileWriter` [\#4278](https://github.com/apache/arrow-rs/pull/4278) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([alamb](https://github.com/alamb))
- Expose `RecordBatchWriter` to `arrow` crate [\#4277](https://github.com/apache/arrow-rs/pull/4277) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alexandreyc](https://github.com/alexandreyc))
- Update criterion requirement from 0.4 to 0.5 [\#4275](https://github.com/apache/arrow-rs/pull/4275) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Add parquet-concat [\#4274](https://github.com/apache/arrow-rs/pull/4274) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Convert FixedSizeListArray to GenericListArray [\#4273](https://github.com/apache/arrow-rs/pull/4273) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: support 'Decimal256' for parquet [\#4272](https://github.com/apache/arrow-rs/pull/4272) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([Weijun-H](https://github.com/Weijun-H))
- Strip leading whitespace from flight\_sql\_client custom header values [\#4271](https://github.com/apache/arrow-rs/pull/4271) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([mkmik](https://github.com/mkmik))
- Add Append Column API \(\#4155\) [\#4269](https://github.com/apache/arrow-rs/pull/4269) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Derive Default for WriterProperties [\#4268](https://github.com/apache/arrow-rs/pull/4268) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Parquet Reader/writer for fixed-size list arrays [\#4267](https://github.com/apache/arrow-rs/pull/4267) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([dexterduck](https://github.com/dexterduck))
- feat\(flight\): add sql-info helpers [\#4266](https://github.com/apache/arrow-rs/pull/4266) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([roeap](https://github.com/roeap))
- Convert parquet metadata back to builders [\#4265](https://github.com/apache/arrow-rs/pull/4265) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Add constructors for FixedSize array types \(\#3879\) [\#4263](https://github.com/apache/arrow-rs/pull/4263) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Extract IPC ArrayReader struct [\#4259](https://github.com/apache/arrow-rs/pull/4259) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update object\_store requirement from 0.5 to 0.6 [\#4258](https://github.com/apache/arrow-rs/pull/4258) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Support Absolute Timestamps in CSV Schema Inference \(\#4131\) [\#4217](https://github.com/apache/arrow-rs/pull/4217) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: cast between `Intervals` [\#4182](https://github.com/apache/arrow-rs/pull/4182) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
## [40.0.0](https://github.com/apache/arrow-rs/tree/40.0.0) (2023-05-19)
[Full Changelog](https://github.com/apache/arrow-rs/compare/39.0.0...40.0.0)
**Breaking changes:**
- Prefetch page index \(\#4090\) [\#4216](https://github.com/apache/arrow-rs/pull/4216) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Add RecordBatchWriter trait and implement it for CSV, JSON, IPC and P… [\#4206](https://github.com/apache/arrow-rs/pull/4206) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alexandreyc](https://github.com/alexandreyc))
- Remove powf\_scalar kernel [\#4187](https://github.com/apache/arrow-rs/pull/4187) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Allow format specification in cast [\#4169](https://github.com/apache/arrow-rs/pull/4169) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([parthchandra](https://github.com/parthchandra))
**Implemented enhancements:**
- ObjectStore with\_url Should Handle Path [\#4199](https://github.com/apache/arrow-rs/issues/4199)
- Support `Interval` +/- `Interval` [\#4178](https://github.com/apache/arrow-rs/issues/4178) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- \[parquet\] add compression info to `print_column_chunk_metadata()` [\#4172](https://github.com/apache/arrow-rs/issues/4172) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Allow cast to take in a format specification [\#4168](https://github.com/apache/arrow-rs/issues/4168) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support extended pow arithmetic [\#4166](https://github.com/apache/arrow-rs/issues/4166) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Preload page index for async ParquetObjectReader [\#4090](https://github.com/apache/arrow-rs/issues/4090) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
**Fixed bugs:**
- Subtracting `Timestamp` from `Timestamp` should produce a `Duration` \(not `Timestamp`\) [\#3964](https://github.com/apache/arrow-rs/issues/3964) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Arrow Arithmetic: Subtract timestamps [\#4244](https://github.com/apache/arrow-rs/pull/4244) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mr-brobot](https://github.com/mr-brobot))
- Update proc-macro2 requirement from =1.0.57 to =1.0.58 [\#4236](https://github.com/apache/arrow-rs/pull/4236) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Fix Nightly Clippy Lints [\#4233](https://github.com/apache/arrow-rs/pull/4233) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Minor: use all primitive types in test\_layouts [\#4229](https://github.com/apache/arrow-rs/pull/4229) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add close method to RecordBatchWriter trait [\#4228](https://github.com/apache/arrow-rs/pull/4228) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alexandreyc](https://github.com/alexandreyc))
- Update proc-macro2 requirement from =1.0.56 to =1.0.57 [\#4219](https://github.com/apache/arrow-rs/pull/4219) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Feat docs [\#4215](https://github.com/apache/arrow-rs/pull/4215) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Folyd](https://github.com/Folyd))
- feat: Support bitwise and boolean aggregate functions [\#4210](https://github.com/apache/arrow-rs/pull/4210) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Document how to sort a RecordBatch [\#4204](https://github.com/apache/arrow-rs/pull/4204) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix incorrect cast Timestamp with Timezone [\#4201](https://github.com/apache/arrow-rs/pull/4201) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([aprimadi](https://github.com/aprimadi))
- Add implementation of `RecordBatchReader` for CSV reader [\#4195](https://github.com/apache/arrow-rs/pull/4195) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alexandreyc](https://github.com/alexandreyc))
- Add Sliced ListArray test \(\#3748\) [\#4186](https://github.com/apache/arrow-rs/pull/4186) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- refactor: simplify can\_cast\_types code. [\#4185](https://github.com/apache/arrow-rs/pull/4185) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jackwener](https://github.com/jackwener))
- Minor: support new types in struct\_builder.rs [\#4177](https://github.com/apache/arrow-rs/pull/4177) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- feat: add compression info to print\_column\_chunk\_metadata\(\) [\#4176](https://github.com/apache/arrow-rs/pull/4176) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([SteveLauC](https://github.com/SteveLauC))
## [39.0.0](https://github.com/apache/arrow-rs/tree/39.0.0) (2023-05-05)
[Full Changelog](https://github.com/apache/arrow-rs/compare/38.0.0...39.0.0)
**Breaking changes:**
- Allow creating unbuffered streamreader [\#4165](https://github.com/apache/arrow-rs/pull/4165) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([ming08108](https://github.com/ming08108))
- Cleanup ChunkReader \(\#4118\) [\#4156](https://github.com/apache/arrow-rs/pull/4156) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Remove Type from NativeIndex [\#4146](https://github.com/apache/arrow-rs/pull/4146) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Don't Duplicate Offset Index on RowGroupMetadata [\#4142](https://github.com/apache/arrow-rs/pull/4142) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Return BooleanBuffer from BooleanBufferBuilder [\#4140](https://github.com/apache/arrow-rs/pull/4140) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Cleanup CSV schema inference \(\#4129\) \(\#4130\) [\#4133](https://github.com/apache/arrow-rs/pull/4133) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Remove deprecated parquet ArrowReader [\#4125](https://github.com/apache/arrow-rs/pull/4125) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- refactor: construct `StructArray` w/ `FieldRef` [\#4116](https://github.com/apache/arrow-rs/pull/4116) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([crepererum](https://github.com/crepererum))
- Ignore Field Metadata in equals\_datatype for Dictionary, RunEndEncoded, Map and Union [\#4111](https://github.com/apache/arrow-rs/pull/4111) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add StructArray Constructors \(\#3879\) [\#4064](https://github.com/apache/arrow-rs/pull/4064) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- Release 39.0.0 of arrow/arrow-flight/parquet/parquet-derive \(next release after 38.0.0\) [\#4170](https://github.com/apache/arrow-rs/issues/4170) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Fixed point decimal multiplication for DictionaryArray [\#4135](https://github.com/apache/arrow-rs/issues/4135) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Remove Seek Requirement from CSV ReaderBuilder [\#4130](https://github.com/apache/arrow-rs/issues/4130) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Inconsistent CSV Inference and Parsing DateTime Handling [\#4129](https://github.com/apache/arrow-rs/issues/4129) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support accessing ipc Reader/Writer inner by reference [\#4121](https://github.com/apache/arrow-rs/issues/4121)
- Add Type Declarations for All Primitive Tensors and Buffer Builders [\#4112](https://github.com/apache/arrow-rs/issues/4112) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `Interval + Timestamp` and `Interval + Date` in addition to `Timestamp + Interval` and `Interval + Date` [\#4094](https://github.com/apache/arrow-rs/issues/4094) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Enable setting FlightDescriptor on FlightDataEncoderBuilder [\#3855](https://github.com/apache/arrow-rs/issues/3855) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Fixed bugs:**
- Parquet Page Index Reader Assumes Consecutive Offsets [\#4149](https://github.com/apache/arrow-rs/issues/4149) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Equality of nested data types [\#4110](https://github.com/apache/arrow-rs/issues/4110) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Documentation updates:**
- Improve Documentation of Parquet ChunkReader [\#4118](https://github.com/apache/arrow-rs/issues/4118)
**Closed issues:**
- add specific error log for empty JSON array [\#4105](https://github.com/apache/arrow-rs/issues/4105) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Prep for 39.0.0 [\#4171](https://github.com/apache/arrow-rs/pull/4171) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([iajoiner](https://github.com/iajoiner))
- Support Compression in parquet-fromcsv [\#4160](https://github.com/apache/arrow-rs/pull/4160) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([suxiaogang223](https://github.com/suxiaogang223))
- feat: support bitwise shift left/right with scalars [\#4159](https://github.com/apache/arrow-rs/pull/4159) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Cleanup reading page index \(\#4149\) \(\#4090\) [\#4151](https://github.com/apache/arrow-rs/pull/4151) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- feat: support `bitwise` shift left/right [\#4148](https://github.com/apache/arrow-rs/pull/4148) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Don't hardcode port in FlightSQL tests [\#4145](https://github.com/apache/arrow-rs/pull/4145) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Better flight SQL example codes [\#4144](https://github.com/apache/arrow-rs/pull/4144) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([sundy-li](https://github.com/sundy-li))
- chore: clean the code by using `as_primitive` [\#4143](https://github.com/apache/arrow-rs/pull/4143) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- docs: fix the wrong ln command in CONTRIBUTING.md [\#4139](https://github.com/apache/arrow-rs/pull/4139) ([SteveLauC](https://github.com/SteveLauC))
- Infer Float64 for JSON Numerics Beyond Bounds of i64 [\#4138](https://github.com/apache/arrow-rs/pull/4138) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([SteveLauC](https://github.com/SteveLauC))
- Support fixed point multiplication for DictionaryArray of Decimals [\#4136](https://github.com/apache/arrow-rs/pull/4136) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Make arrow\_json::ReaderBuilder method names consistent [\#4128](https://github.com/apache/arrow-rs/pull/4128) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: add get\_{ref, mut} to arrow\_ipc Reader and Writer [\#4122](https://github.com/apache/arrow-rs/pull/4122) ([sticnarf](https://github.com/sticnarf))
- feat: support `Interval` + `Timestamp` and `Interval` + `Date` [\#4117](https://github.com/apache/arrow-rs/pull/4117) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Support NullArray in JSON Reader [\#4114](https://github.com/apache/arrow-rs/pull/4114) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([jiangzhx](https://github.com/jiangzhx))
- Add Type Declarations for All Primitive Tensors and Buffer Builders [\#4113](https://github.com/apache/arrow-rs/pull/4113) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Update regex-syntax requirement from 0.6.27 to 0.7.1 [\#4107](https://github.com/apache/arrow-rs/pull/4107) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- feat: set FlightDescriptor on FlightDataEncoderBuilder [\#4101](https://github.com/apache/arrow-rs/pull/4101) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([Weijun-H](https://github.com/Weijun-H))
- optimize cast for same decimal type and same scale [\#4088](https://github.com/apache/arrow-rs/pull/4088) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([liukun4515](https://github.com/liukun4515))
## [38.0.0](https://github.com/apache/arrow-rs/tree/38.0.0) (2023-04-21)
[Full Changelog](https://github.com/apache/arrow-rs/compare/37.0.0...38.0.0)
**Breaking changes:**
- Remove DataType from PrimitiveArray constructors [\#4098](https://github.com/apache/arrow-rs/pull/4098) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use Into\<Arc\<str\>\> for PrimitiveArray::with\_timezone [\#4097](https://github.com/apache/arrow-rs/pull/4097) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Store StructArray entries in MapArray [\#4085](https://github.com/apache/arrow-rs/pull/4085) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add DictionaryArray Constructors \(\#3879\) [\#4068](https://github.com/apache/arrow-rs/pull/4068) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Relax JSON schema inference generics [\#4063](https://github.com/apache/arrow-rs/pull/4063) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Remove ArrayData from Array \(\#3880\) [\#4061](https://github.com/apache/arrow-rs/pull/4061) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add CommandGetXdbcTypeInfo to Flight SQL Server [\#4055](https://github.com/apache/arrow-rs/pull/4055) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([c-thiel](https://github.com/c-thiel))
- Remove old JSON Reader and Decoder \(\#3610\) [\#4052](https://github.com/apache/arrow-rs/pull/4052) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use BufRead for JSON Schema Inference [\#4041](https://github.com/apache/arrow-rs/pull/4041) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([WenyXu](https://github.com/WenyXu))
**Implemented enhancements:**
- Support dyn\_compare\_scalar for Decimal256 [\#4083](https://github.com/apache/arrow-rs/issues/4083) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Better JSON Reader Error Messages [\#4076](https://github.com/apache/arrow-rs/issues/4076) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Additional data type groups [\#4056](https://github.com/apache/arrow-rs/issues/4056) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Async JSON reader [\#4043](https://github.com/apache/arrow-rs/issues/4043) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Field::contains Should Recurse into DataType [\#4029](https://github.com/apache/arrow-rs/issues/4029) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Prevent UnionArray with Repeated Type IDs [\#3982](https://github.com/apache/arrow-rs/issues/3982) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support `Timestamp` `+`/`-` `Interval` types [\#3963](https://github.com/apache/arrow-rs/issues/3963) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- First-Class Array Abstractions [\#3880](https://github.com/apache/arrow-rs/issues/3880) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Fixed bugs:**
- Update readme to remove reference to Jira [\#4091](https://github.com/apache/arrow-rs/issues/4091)
- OffsetBuffer::new Rejects 0 Offsets [\#4066](https://github.com/apache/arrow-rs/issues/4066) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Parquet AsyncArrowWriter not shutting down inner async writer. [\#4058](https://github.com/apache/arrow-rs/issues/4058) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Flight SQL Server missing command type.googleapis.com/arrow.flight.protocol.sql.CommandGetXdbcTypeInfo [\#4054](https://github.com/apache/arrow-rs/issues/4054) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- RawJsonReader Errors with Empty Schema [\#4053](https://github.com/apache/arrow-rs/issues/4053) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- RawJsonReader Integer Truncation [\#4049](https://github.com/apache/arrow-rs/issues/4049) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Sparse UnionArray Equality Incorrect Offset Handling [\#4044](https://github.com/apache/arrow-rs/issues/4044) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Documentation updates:**
- Write blog about improvements in JSON and CSV processing [\#4062](https://github.com/apache/arrow-rs/issues/4062) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Closed issues:**
- Parquet reader of Int96 columns and coercion to timestamps [\#4075](https://github.com/apache/arrow-rs/issues/4075)
- Serializing timestamp from int \(json raw decoder\) [\#4069](https://github.com/apache/arrow-rs/issues/4069) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support casting to/from Interval and Duration [\#3998](https://github.com/apache/arrow-rs/issues/3998) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Fix Docs Typos [\#4100](https://github.com/apache/arrow-rs/pull/4100) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([rnarkk](https://github.com/rnarkk))
- Update tonic-build requirement from =0.9.1 to =0.9.2 [\#4099](https://github.com/apache/arrow-rs/pull/4099) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Increase minimum chrono version to 0.4.24 [\#4093](https://github.com/apache/arrow-rs/pull/4093) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Simplify reference to GitHub issues [\#4092](https://github.com/apache/arrow-rs/pull/4092) ([bkmgit](https://github.com/bkmgit))
- \[Minor\]: Add `Hash` trait to SortOptions. [\#4089](https://github.com/apache/arrow-rs/pull/4089) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([mustafasrepo](https://github.com/mustafasrepo))
- Include byte offsets in parquet-layout [\#4086](https://github.com/apache/arrow-rs/pull/4086) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- feat: Support dyn\_compare\_scalar for Decimal256 [\#4084](https://github.com/apache/arrow-rs/pull/4084) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add ByteArray constructors \(\#3879\) [\#4081](https://github.com/apache/arrow-rs/pull/4081) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update prost-build requirement from =0.11.8 to =0.11.9 [\#4080](https://github.com/apache/arrow-rs/pull/4080) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Improve JSON decoder errors \(\#4076\) [\#4079](https://github.com/apache/arrow-rs/pull/4079) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix Timestamp Numeric Truncation in JSON Reader [\#4074](https://github.com/apache/arrow-rs/pull/4074) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Serialize numeric to tape \(\#4069\) [\#4073](https://github.com/apache/arrow-rs/pull/4073) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: Prevent UnionArray with Repeated Type IDs [\#4070](https://github.com/apache/arrow-rs/pull/4070) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Add PrimitiveArray::try\_new \(\#3879\) [\#4067](https://github.com/apache/arrow-rs/pull/4067) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add ListArray Constructors \(\#3879\) [\#4065](https://github.com/apache/arrow-rs/pull/4065) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Shutdown parquet async writer [\#4059](https://github.com/apache/arrow-rs/pull/4059) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([kindly](https://github.com/kindly))
- feat: additional data type groups [\#4057](https://github.com/apache/arrow-rs/pull/4057) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Fix precision loss in Raw JSON decoder \(\#4049\) [\#4051](https://github.com/apache/arrow-rs/pull/4051) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use lexical\_core in CSV and JSON parser \(~25% faster\) [\#4050](https://github.com/apache/arrow-rs/pull/4050) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add offsets accessors to variable length arrays \(\#3879\) [\#4048](https://github.com/apache/arrow-rs/pull/4048) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Document Async decoder usage \(\#4043\) \(\#78\) [\#4046](https://github.com/apache/arrow-rs/pull/4046) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix sparse union array equality \(\#4044\) [\#4045](https://github.com/apache/arrow-rs/pull/4045) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: DataType::contains support nested type [\#4042](https://github.com/apache/arrow-rs/pull/4042) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- feat: Support Timestamp +/- Interval types [\#4038](https://github.com/apache/arrow-rs/pull/4038) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Fix object\_store CI [\#4037](https://github.com/apache/arrow-rs/pull/4037) ([tustvold](https://github.com/tustvold))
- feat: cast from/to interval and duration [\#4020](https://github.com/apache/arrow-rs/pull/4020) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
## [37.0.0](https://github.com/apache/arrow-rs/tree/37.0.0) (2023-04-07)
[Full Changelog](https://github.com/apache/arrow-rs/compare/36.0.0...37.0.0)
**Breaking changes:**
- Fix timestamp handling in cast kernel \(\#1936\) \(\#4033\) [\#4034](https://github.com/apache/arrow-rs/pull/4034) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update tonic 0.9.1 [\#4011](https://github.com/apache/arrow-rs/pull/4011) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Use FieldRef in DataType \(\#3955\) [\#3983](https://github.com/apache/arrow-rs/pull/3983) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Store Timezone as Arc\<str\> [\#3976](https://github.com/apache/arrow-rs/pull/3976) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Panic instead of discarding nulls converting StructArray to RecordBatch - \(\#3951\) [\#3953](https://github.com/apache/arrow-rs/pull/3953) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix\(flight\_sql\): PreparedStatement has no token for auth. [\#3948](https://github.com/apache/arrow-rs/pull/3948) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([youngsofun](https://github.com/youngsofun))
- Add Strongly Typed Array Slice \(\#3929\) [\#3930](https://github.com/apache/arrow-rs/pull/3930) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add Zero-Copy Conversion between Vec and MutableBuffer [\#3920](https://github.com/apache/arrow-rs/pull/3920) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- Support Decimals cast to Utf8/LargeUtf [\#3991](https://github.com/apache/arrow-rs/issues/3991) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support Date32/Date64 minus Interval [\#3962](https://github.com/apache/arrow-rs/issues/3962) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Reduce Cloning of Field [\#3955](https://github.com/apache/arrow-rs/issues/3955) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Support Deserializing Serde DataTypes to Arrow [\#3949](https://github.com/apache/arrow-rs/issues/3949) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Add multiply\_fixed\_point [\#3946](https://github.com/apache/arrow-rs/issues/3946) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Strongly Typed Array Slicing [\#3929](https://github.com/apache/arrow-rs/issues/3929) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Make it easier to match FlightSQL messages [\#3874](https://github.com/apache/arrow-rs/issues/3874) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
- Support Casting Between Binary / LargeBinary and FixedSizeBinary [\#3826](https://github.com/apache/arrow-rs/issues/3826) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Incorrect Overflow Casting String to Timestamp [\#4033](https://github.com/apache/arrow-rs/issues/4033)
- f16::ZERO and f16::ONE are mixed up [\#4016](https://github.com/apache/arrow-rs/issues/4016) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Handle overflow precision when casting from integer to decimal [\#3995](https://github.com/apache/arrow-rs/issues/3995) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- PrimitiveDictionaryBuilder.finish should use actual value type [\#3971](https://github.com/apache/arrow-rs/issues/3971) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- RecordBatch From StructArray Silently Discards Nulls [\#3952](https://github.com/apache/arrow-rs/issues/3952) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- I256 Checked Subtraction Overflows for i256::MINUS\_ONE [\#3942](https://github.com/apache/arrow-rs/issues/3942) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- I256 Checked Multiply Overflows for i256::MIN [\#3941](https://github.com/apache/arrow-rs/issues/3941) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Closed issues:**
- Remove non-existent `js` feature from README [\#4000](https://github.com/apache/arrow-rs/issues/4000) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support take on MapArray [\#3875](https://github.com/apache/arrow-rs/issues/3875) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Prep for 37.0.0 [\#4031](https://github.com/apache/arrow-rs/pull/4031) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([iajoiner](https://github.com/iajoiner))
- Add RecordBatch::with\_schema [\#4028](https://github.com/apache/arrow-rs/pull/4028) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Only require compatible batch schema in ArrowWriter [\#4027](https://github.com/apache/arrow-rs/pull/4027) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Add Fields::contains [\#4026](https://github.com/apache/arrow-rs/pull/4026) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Minor: add methods "is\_positive" and "signum" to i256 [\#4024](https://github.com/apache/arrow-rs/pull/4024) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Deprecate Array::data \(\#3880\) [\#4019](https://github.com/apache/arrow-rs/pull/4019) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: add tests for ArrowNativeTypeOp [\#4018](https://github.com/apache/arrow-rs/pull/4018) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- fix: f16::ZERO and f16::ONE are mixed up [\#4017](https://github.com/apache/arrow-rs/pull/4017) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Minor: Float16Tensor [\#4013](https://github.com/apache/arrow-rs/pull/4013) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add FlightSQL module docs and links to `arrow-flight` crates [\#4012](https://github.com/apache/arrow-rs/pull/4012) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([alamb](https://github.com/alamb))
- Update proc-macro2 requirement from =1.0.54 to =1.0.56 [\#4008](https://github.com/apache/arrow-rs/pull/4008) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Cleanup Primitive take [\#4006](https://github.com/apache/arrow-rs/pull/4006) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Deprecate combine\_option\_bitmap [\#4005](https://github.com/apache/arrow-rs/pull/4005) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Minor: add tests for BooleanBuffer [\#4004](https://github.com/apache/arrow-rs/pull/4004) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- feat: support to read/write customized metadata in ipc files [\#4003](https://github.com/apache/arrow-rs/pull/4003) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([framlog](https://github.com/framlog))
- Cleanup more uses of Array::data \(\#3880\) [\#4002](https://github.com/apache/arrow-rs/pull/4002) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Remove js feature from README [\#4001](https://github.com/apache/arrow-rs/pull/4001) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([akazukin5151](https://github.com/akazukin5151))
- feat: add the implementation BitXor to BooleanBuffer [\#3997](https://github.com/apache/arrow-rs/pull/3997) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Handle precision overflow when casting from integer to decimal [\#3996](https://github.com/apache/arrow-rs/pull/3996) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Support CAST from Decimal datatype to String [\#3994](https://github.com/apache/arrow-rs/pull/3994) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([comphead](https://github.com/comphead))
- Add Field Constructors for Complex Fields [\#3992](https://github.com/apache/arrow-rs/pull/3992) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- fix: remove unused type parameters. [\#3986](https://github.com/apache/arrow-rs/pull/3986) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([youngsofun](https://github.com/youngsofun))
- Add UnionFields \(\#3955\) [\#3981](https://github.com/apache/arrow-rs/pull/3981) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Cleanup Fields Serde [\#3980](https://github.com/apache/arrow-rs/pull/3980) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Support Rust structures --\> `RecordBatch` by adding `Serde` support to `RawDecoder` \(\#3949\) [\#3979](https://github.com/apache/arrow-rs/pull/3979) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Convert string\_to\_timestamp\_nanos to doctest [\#3978](https://github.com/apache/arrow-rs/pull/3978) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Fix documentation of string\_to\_timestamp\_nanos [\#3977](https://github.com/apache/arrow-rs/pull/3977) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([byteink](https://github.com/byteink))
- add Date32/Date64 support to subtract\_dyn [\#3974](https://github.com/apache/arrow-rs/pull/3974) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([SinanGncgl](https://github.com/SinanGncgl))
- PrimitiveDictionaryBuilder.finish should use actual value type [\#3972](https://github.com/apache/arrow-rs/pull/3972) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Update proc-macro2 requirement from =1.0.53 to =1.0.54 [\#3968](https://github.com/apache/arrow-rs/pull/3968) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Async writer tweaks [\#3967](https://github.com/apache/arrow-rs/pull/3967) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Fix reading ipc files with unordered projections [\#3966](https://github.com/apache/arrow-rs/pull/3966) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([framlog](https://github.com/framlog))
- Add Fields abstraction \(\#3955\) [\#3965](https://github.com/apache/arrow-rs/pull/3965) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- feat: cast between `Binary`/`LargeBinary` and `FixedSizeBinary` [\#3961](https://github.com/apache/arrow-rs/pull/3961) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- feat: support async writer \(\#1269\) [\#3957](https://github.com/apache/arrow-rs/pull/3957) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([ShiKaiWi](https://github.com/ShiKaiWi))
- Add ListBuilder::append\_value \(\#3949\) [\#3954](https://github.com/apache/arrow-rs/pull/3954) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Improve array builder documentation \(\#3949\) [\#3951](https://github.com/apache/arrow-rs/pull/3951) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Faster i256 parsing [\#3950](https://github.com/apache/arrow-rs/pull/3950) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add multiply\_fixed\_point [\#3945](https://github.com/apache/arrow-rs/pull/3945) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- feat: enable metadata import/export through C data interface [\#3944](https://github.com/apache/arrow-rs/pull/3944) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Fix checked i256 arithmetic \(\#3942\) \(\#3941\) [\#3943](https://github.com/apache/arrow-rs/pull/3943) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Avoid memory copies in take\_list [\#3940](https://github.com/apache/arrow-rs/pull/3940) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Faster decimal parsing \(30-60%\) [\#3939](https://github.com/apache/arrow-rs/pull/3939) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([spebern](https://github.com/spebern))
- Fix: FlightSqlClient panic when execute\_update. [\#3938](https://github.com/apache/arrow-rs/pull/3938) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([youngsofun](https://github.com/youngsofun))
- Cleanup row count handling in JSON writer [\#3934](https://github.com/apache/arrow-rs/pull/3934) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add typed buffers to UnionArray \(\#3880\) [\#3933](https://github.com/apache/arrow-rs/pull/3933) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: add take for MapArray [\#3925](https://github.com/apache/arrow-rs/pull/3925) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([wjones127](https://github.com/wjones127))
- Deprecate Array::data\_ref \(\#3880\) [\#3923](https://github.com/apache/arrow-rs/pull/3923) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Zero-copy conversion from Vec to PrimitiveArray [\#3917](https://github.com/apache/arrow-rs/pull/3917) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- feat: Add Commands enum to decode prost messages to strong type [\#3887](https://github.com/apache/arrow-rs/pull/3887) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([stuartcarnie](https://github.com/stuartcarnie))
## [36.0.0](https://github.com/apache/arrow-rs/tree/36.0.0) (2023-03-24)
[Full Changelog](https://github.com/apache/arrow-rs/compare/35.0.0...36.0.0)
**Breaking changes:**
- Use dyn Array in sort kernels [\#3931](https://github.com/apache/arrow-rs/pull/3931) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Enforce struct nullability in JSON raw reader \(\#3900\) \(\#3904\) [\#3906](https://github.com/apache/arrow-rs/pull/3906) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Return ScalarBuffer from PrimitiveArray::values \(\#3879\) [\#3896](https://github.com/apache/arrow-rs/pull/3896) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use BooleanBuffer in BooleanArray \(\#3879\) [\#3895](https://github.com/apache/arrow-rs/pull/3895) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Seal ArrowPrimitiveType [\#3882](https://github.com/apache/arrow-rs/pull/3882) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Support compression levels [\#3847](https://github.com/apache/arrow-rs/pull/3847) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([spebern](https://github.com/spebern))
**Implemented enhancements:**
- Improve speed of parsing string to Times [\#3919](https://github.com/apache/arrow-rs/issues/3919) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- feat: add comparison/sort support for Float16 [\#3914](https://github.com/apache/arrow-rs/issues/3914)
- Pinned version in arrow-flight's build-dependencies are causing conflicts [\#3876](https://github.com/apache/arrow-rs/issues/3876)
- Add compression options \(levels\) [\#3844](https://github.com/apache/arrow-rs/issues/3844) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Use Unsigned Integer for Fixed Size DataType [\#3815](https://github.com/apache/arrow-rs/issues/3815)
- Common trait for RecordBatch and StructArray [\#3764](https://github.com/apache/arrow-rs/issues/3764) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Allow precision loss on multiplying decimal arrays [\#3689](https://github.com/apache/arrow-rs/issues/3689) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Raw JSON Reader Allows Non-Nullable Struct Children to Contain Nulls [\#3904](https://github.com/apache/arrow-rs/issues/3904)
- Nullable field with nested not nullable map in json [\#3900](https://github.com/apache/arrow-rs/issues/3900)
- parquet\_derive doesn't support Vec\<u8\> [\#3864](https://github.com/apache/arrow-rs/issues/3864) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- \[REGRESSION\] Parsing timestamps with lower case time separator [\#3863](https://github.com/apache/arrow-rs/issues/3863) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- \[REGRESSION\] Parsing timestamps with leap seconds [\#3861](https://github.com/apache/arrow-rs/issues/3861) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- \[REGRESSION\] Parsing timestamps with fractional seconds / microseconds / milliseconds / nanoseconds [\#3859](https://github.com/apache/arrow-rs/issues/3859) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- CSV Reader Doesn't set Timezone [\#3841](https://github.com/apache/arrow-rs/issues/3841)
- PyArrowConvert Leaks Memory [\#3683](https://github.com/apache/arrow-rs/issues/3683) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Merged pull requests:**
- Derive RunArray Clone [\#3932](https://github.com/apache/arrow-rs/pull/3932) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Move protoc generation to binary crate, unpin prost/tonic build \(\#3876\) [\#3927](https://github.com/apache/arrow-rs/pull/3927) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Fix JSON Temporal Encoding of Multiple Batches [\#3924](https://github.com/apache/arrow-rs/pull/3924) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([doki23](https://github.com/doki23))
- Cleanup uses of Array::data\_ref \(\#3880\) [\#3918](https://github.com/apache/arrow-rs/pull/3918) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Support microsecond and nanosecond in interval parsing [\#3916](https://github.com/apache/arrow-rs/pull/3916) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- feat: add comparison/sort support for Float16 [\#3915](https://github.com/apache/arrow-rs/pull/3915) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([izveigor](https://github.com/izveigor))
- Add AsArray trait for more ergonomic downcasting [\#3912](https://github.com/apache/arrow-rs/pull/3912) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add OffsetBuffer::new [\#3910](https://github.com/apache/arrow-rs/pull/3910) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add PrimitiveArray::new \(\#3879\) [\#3909](https://github.com/apache/arrow-rs/pull/3909) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Support timezones in CSV reader \(\#3841\) [\#3908](https://github.com/apache/arrow-rs/pull/3908) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Improve ScalarBuffer debug output [\#3907](https://github.com/apache/arrow-rs/pull/3907) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update proc-macro2 requirement from =1.0.52 to =1.0.53 [\#3905](https://github.com/apache/arrow-rs/pull/3905) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Re-export parquet compression level structs [\#3903](https://github.com/apache/arrow-rs/pull/3903) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Fix parsing timestamps of exactly 32 characters [\#3902](https://github.com/apache/arrow-rs/pull/3902) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add iterators to BooleanBuffer and NullBuffer [\#3901](https://github.com/apache/arrow-rs/pull/3901) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Array equality for &dyn Array \(\#3880\) [\#3899](https://github.com/apache/arrow-rs/pull/3899) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add BooleanArray::new \(\#3879\) [\#3898](https://github.com/apache/arrow-rs/pull/3898) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Revert structured ArrayData \(\#3877\) [\#3894](https://github.com/apache/arrow-rs/pull/3894) ([tustvold](https://github.com/tustvold))
- Fix pyarrow memory leak \(\#3683\) [\#3893](https://github.com/apache/arrow-rs/pull/3893) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Minor: add examples for `ListBuilder` and `GenericListBuilder` [\#3891](https://github.com/apache/arrow-rs/pull/3891) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([alamb](https://github.com/alamb))
- Update syn requirement from 1.0 to 2.0 [\#3890](https://github.com/apache/arrow-rs/pull/3890) ([dependabot[bot]](https://github.com/apps/dependabot))
- Use of `mul_checked` to avoid silent overflow in interval arithmetic [\#3886](https://github.com/apache/arrow-rs/pull/3886) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Flesh out NullBuffer abstraction \(\#3880\) [\#3885](https://github.com/apache/arrow-rs/pull/3885) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Implement Bit Operations for i256 [\#3884](https://github.com/apache/arrow-rs/pull/3884) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Flatten arrow\_buffer [\#3883](https://github.com/apache/arrow-rs/pull/3883) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add Array::to\_data and Array::nulls \(\#3880\) [\#3881](https://github.com/apache/arrow-rs/pull/3881) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Added support for byte vectors and slices to parquet\_derive \(\#3864\) [\#3878](https://github.com/apache/arrow-rs/pull/3878) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([waymost](https://github.com/waymost))
- chore: remove LevelDecoder [\#3872](https://github.com/apache/arrow-rs/pull/3872) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([Weijun-H](https://github.com/Weijun-H))
- Parse timestamps with leap seconds \(\#3861\) [\#3862](https://github.com/apache/arrow-rs/pull/3862) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Faster time parsing \(~93% faster\) [\#3860](https://github.com/apache/arrow-rs/pull/3860) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Parse timestamps with arbitrary seconds fraction [\#3858](https://github.com/apache/arrow-rs/pull/3858) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add BitIterator [\#3856](https://github.com/apache/arrow-rs/pull/3856) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Improve decimal parsing performance [\#3854](https://github.com/apache/arrow-rs/pull/3854) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([spebern](https://github.com/spebern))
- Update proc-macro2 requirement from =1.0.51 to =1.0.52 [\#3853](https://github.com/apache/arrow-rs/pull/3853) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Update bitflags requirement from 1.2.1 to 2.0.0 [\#3852](https://github.com/apache/arrow-rs/pull/3852) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Add offset pushdown to parquet [\#3848](https://github.com/apache/arrow-rs/pull/3848) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([tustvold](https://github.com/tustvold))
- Add timezone support to JSON reader [\#3845](https://github.com/apache/arrow-rs/pull/3845) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Allow precision loss on multiplying decimal arrays [\#3690](https://github.com/apache/arrow-rs/pull/3690) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
## [35.0.0](https://github.com/apache/arrow-rs/tree/35.0.0) (2023-03-10)
[Full Changelog](https://github.com/apache/arrow-rs/compare/34.0.0...35.0.0)
**Breaking changes:**
- Add RunEndBuffer \(\#1799\) [\#3817](https://github.com/apache/arrow-rs/pull/3817) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Restrict DictionaryArray to ArrowDictionaryKeyType [\#3813](https://github.com/apache/arrow-rs/pull/3813) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- refactor: assorted `FlightSqlServiceClient` improvements [\#3788](https://github.com/apache/arrow-rs/pull/3788) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- minor: make Parquet CLI input args consistent [\#3786](https://github.com/apache/arrow-rs/pull/3786) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] ([XinyuZeng](https://github.com/XinyuZeng))
- Return Buffers from ArrayData::buffers instead of slice \(\#1799\) [\#3783](https://github.com/apache/arrow-rs/pull/3783) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Use NullBuffer in ArrayData \(\#3775\) [\#3778](https://github.com/apache/arrow-rs/pull/3778) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
**Implemented enhancements:**
- Support timestamp/time and date types in json decoder [\#3834](https://github.com/apache/arrow-rs/issues/3834) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support decoding decimals in new raw json decoder [\#3819](https://github.com/apache/arrow-rs/issues/3819) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Timezone Aware Timestamp Parsing [\#3794](https://github.com/apache/arrow-rs/issues/3794) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Preallocate buffers for FixedSizeBinary array creation [\#3792](https://github.com/apache/arrow-rs/issues/3792) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Make Parquet CLI args consistent [\#3785](https://github.com/apache/arrow-rs/issues/3785) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)]
- Creates PrimitiveDictionaryBuilder from provided keys and values builders [\#3776](https://github.com/apache/arrow-rs/issues/3776) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Use NullBuffer in ArrayData [\#3775](https://github.com/apache/arrow-rs/issues/3775) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support unary\_dict\_mut in arth [\#3710](https://github.com/apache/arrow-rs/issues/3710) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support cast \<\> String to interval [\#3643](https://github.com/apache/arrow-rs/issues/3643) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Support Zero-Copy Conversion from Vec to/from MutableBuffer [\#3516](https://github.com/apache/arrow-rs/issues/3516) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
**Fixed bugs:**
- Timestamp Unit Casts are Unchecked [\#3833](https://github.com/apache/arrow-rs/issues/3833) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- regexp\_match skips first match when returning match [\#3803](https://github.com/apache/arrow-rs/issues/3803) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Cast to timestamp with time zone returns timestamp [\#3800](https://github.com/apache/arrow-rs/issues/3800) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)]
- Schema-level metadata is not encoded in Flight responses [\#3779](https://github.com/apache/arrow-rs/issues/3779) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Closed issues:**
- FlightSQL CLI client: simple test [\#3814](https://github.com/apache/arrow-rs/issues/3814) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)]
**Merged pull requests:**
- refactor: timestamp overflow check [\#3840](https://github.com/apache/arrow-rs/pull/3840) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Prep for 35.0.0 [\#3836](https://github.com/apache/arrow-rs/pull/3836) [[parquet](https://github.com/apache/arrow-rs/labels/parquet)] [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([iajoiner](https://github.com/iajoiner))
- Support timestamp/time and date json decoding [\#3835](https://github.com/apache/arrow-rs/pull/3835) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([spebern](https://github.com/spebern))
- Make dictionary preservation optional in row encoding [\#3831](https://github.com/apache/arrow-rs/pull/3831) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Move prettyprint to arrow-cast [\#3828](https://github.com/apache/arrow-rs/pull/3828) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([tustvold](https://github.com/tustvold))
- Support decoding decimals in raw decoder [\#3820](https://github.com/apache/arrow-rs/pull/3820) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([spebern](https://github.com/spebern))
- Add ArrayDataLayout, port validation \(\#1799\) [\#3818](https://github.com/apache/arrow-rs/pull/3818) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- test: add test for FlightSQL CLI client [\#3816](https://github.com/apache/arrow-rs/pull/3816) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- Add regexp\_match docs [\#3812](https://github.com/apache/arrow-rs/pull/3812) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- fix: Ensure Flight schema includes parent metadata [\#3811](https://github.com/apache/arrow-rs/pull/3811) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([stuartcarnie](https://github.com/stuartcarnie))
- fix: regexp\_match skips first match [\#3807](https://github.com/apache/arrow-rs/pull/3807) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- fix: change uft8 to timestamp with timezone [\#3806](https://github.com/apache/arrow-rs/pull/3806) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Support reading decimal arrays from json [\#3805](https://github.com/apache/arrow-rs/pull/3805) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([spebern](https://github.com/spebern))
- Add unary\_dict\_mut [\#3804](https://github.com/apache/arrow-rs/pull/3804) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- Faster timestamp parsing \(~70-90% faster\) [\#3801](https://github.com/apache/arrow-rs/pull/3801) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add concat\_elements\_bytes [\#3798](https://github.com/apache/arrow-rs/pull/3798) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Timezone aware timestamp parsing \(\#3794\) [\#3795](https://github.com/apache/arrow-rs/pull/3795) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Preallocate buffers for FixedSizeBinary array creation [\#3793](https://github.com/apache/arrow-rs/pull/3793) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([maxburke](https://github.com/maxburke))
- feat: simple flight sql CLI client [\#3789](https://github.com/apache/arrow-rs/pull/3789) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([crepererum](https://github.com/crepererum))
- Creates PrimitiveDictionaryBuilder from provided keys and values builders [\#3777](https://github.com/apache/arrow-rs/pull/3777) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
- ArrayData Enumeration for Remaining Layouts [\#3769](https://github.com/apache/arrow-rs/pull/3769) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Update prost-build requirement from =0.11.7 to =0.11.8 [\#3767](https://github.com/apache/arrow-rs/pull/3767) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] [[arrow-flight](https://github.com/apache/arrow-rs/labels/arrow-flight)] ([dependabot[bot]](https://github.com/apps/dependabot))
- Implement concat\_elements\_dyn kernel [\#3763](https://github.com/apache/arrow-rs/pull/3763) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Support for casting `Utf8` and `LargeUtf8` --\> `Interval` [\#3762](https://github.com/apache/arrow-rs/pull/3762) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([doki23](https://github.com/doki23))
- into\_inner\(\) for CSV Writer [\#3759](https://github.com/apache/arrow-rs/pull/3759) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([Weijun-H](https://github.com/Weijun-H))
- Zero-copy Vec conversion \(\#3516\) \(\#1176\) [\#3756](https://github.com/apache/arrow-rs/pull/3756) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- ArrayData Enumeration for Primitive, Binary and UTF8 [\#3749](https://github.com/apache/arrow-rs/pull/3749) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([tustvold](https://github.com/tustvold))
- Add `into_primitive_dict_builder` to `DictionaryArray` [\#3715](https://github.com/apache/arrow-rs/pull/3715) [[arrow](https://github.com/apache/arrow-rs/labels/arrow)] ([viirya](https://github.com/viirya))
## [34.0.0](https://github.com/apache/arrow-rs/tree/34.0.0) (2023-02-24)