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Can I process multiline JSON data in HIVE ?? #201
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Do you have an actual file sample ? SerDe won't work unless there's one JSON record per line.
R.
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"Good judgment comes from experience.
Experience comes from bad judgment"
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On Sunday, November 12, 2017, 5:06:32 AM PST, debuggerrr <[email protected]> wrote:
I want to load below JSON data and for that I am trying to create table as below:
CREATE TABLE my_table (field1 string, field2 int, field3 string, field4 double) ROW FORMAT SERDE 'org.openx.data.jsonserde.JsonSerDe' ;
I added below JAR files :
- hive-json-serde.jar
- hive-json-serde-0.2.jar
- json-serde-1.3.6-SNAPSHOT-jar-with-dependencies.jar
- json-serde-1.3.jar
but it gives me below error:
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. Could not initialize class org.openx.data.jsonserde.objectinspector.JsonObjectInspectorFactory
I want to load below data:
[{
"field1": "data1",
"field2": 100,
"field3": "more data1",
"field4": 123.001
}, {
"field1": "data2",
"field2": 200,
"field3": "more data2",
"field4": 123.002
}, {
"field1": "data3",
"field2": 300,
"field3": "more data3",
"field4": 123.003
}, {
"field1": "data4",
"field2": 400,
"field3": "more data4",
"field4": 123.004
}]
I referred many links from stackoverflow as well as from github but of no use. Please help me with this. Let me know where I am going wrong.
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I am able to create table and process data for single line JSON data but my question is can I process JSON data like below: [{ |
Can i have an answer for this ? @rcongiu |
Has someone an answer to this question? |
Since a nomal json should start wih '{' and end with '}', maybe you can remove the '[' and ']' and then set row format delimited fields terminated by ',' |
I am able to create table and process data for single line JSON data but my question is can I process JSON data like below:
I have read that multiline JSON data wasn't supported in HIVE but can I use it now?? If yes, then please share the links where I can find this because I searched alot for this but I couldn't find any relevant material for this. Thanks in advance .
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