TileDB v2.27.0 Release Notes

Disk Format

(documentation) The storage format specification was updated to document format changes of previous versions throughout the main document. #5329

Deleting an array or group will also delete its root directory if it was left empty. #5269

Dumping fragment info now includes the name of each fragment's array schema. #5257
Added support for the ssl.ca_path config option on Azure. #5286
Connections to TileDB REST API now use TCP keepalive by default. #5319 and curl retries #5273.
Added support for "current domain" on dense arrays. #5303

Add vfs.log_operations config option to log in trace level all VFS operations and their duration. #5278
The default value of vfs.s3.region was changed to empty, which will let the AWS pick the default region from sources such as environment variables, profile configuration, and instance metadata. #5317
Add rest.curl.tcp_keepalive config option that controls using TCP keepalive for TileDB REST connections. It is enabled by default. #5319

Fix read queries on sparse arrays where only aggregates are requested and no layout is specified. #5255
Prevent potentially unsafe consolidation in dense arrays by fragment list. #5251
Improve error messages for unsupported data types in aggregates. #5289
Remove StorageManager from stats dumps. #5297
Precompute memory usage for tile offsets and error if not loadable due to memory limits. #5310
GCS object composition temporary files now end with .tiledb.tmp, which may be used to set a lifecycle rule. #5372
Updated libmagic to version 5.45. #5332
Linux aarch64 release #5271

Fix an incompatibility with S3 Express One Zone, by stopping setting Content-MD5 on all S3 uploads. #5226
Update range end when merging overlapping subarray ranges. #5268
Fixed GZip compression of empty data. #5296
Fix HTTP requests for AWS default credentials provider chain not honoring config options. #5315
Fix dense reader fill value with sm.var_offsets.mode = elements #5331
Schema evolution bug fix: Reads no longer fail after dropping a fixed attribute and adding it back as var-sized. #5321
Fixed the tiledb_ctx_alloc_with_error function not being exported from the library. #5357
Set increased traversal limit in enumeration deserialization #5365
Fix heap corruption when getting context and query stats from C++ under certain circumstances. #5366
Schema evolution bug fix: Reads no longer fail after dropping a fixed attribute and adding it back as var-sized, part 2. #5362
Remove defective test case that's failing in nightly builds. #5369
Follow up on #5359 #5368

Add tiledb_array_schema_get_enumeration API. #5359
Add tiledb_group_add_member_with_type API to get group member with type in single call. #5336
Introduce tiledb_array_load_enumerations_all_schemas. #5349
Added tiledb_group_dump_str_v2 API that returns a tiledb_string_t*. The existing tiledb_group_dump_str API is deprecated. #5367
Add tiledb_fragment_info_dump_str C API and replace FragmentInfo::dump(FILE*) with operator<< overload. #5266

Fix error log messages when using the Array class in the C++ API. #5262
Add overload to the Array::create function that explicitly accepts a context. #5325
Update Group::add_member API to accept an optional type. #5336
Introduce ArrayExperimental::load_enumerations_all_schemas. #5349

Update vcpkg version baseline to microsoft/vcpkg@101cc9a. #5010
Fixed cross-compiling support in the libmagic vcpkg port overlay. #5333
The TILEDB_CCACHE option was fixed to have effect, after being accidentally disabled in version 2.26.0. #5342
Fixed double installation of a header when serialization is enabled. #5354