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https://issues.apache.org/jira/browse/HIVE-6059?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Doug Houck updated HIVE-6059:
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Attachment: Hive Issue 3.jpeg
Hive Issue 2.jpeg
Hive Issue 1.jpeg
Hive Issue 0.jpeg
Steps to re-create, if helpful.
> Add union type support in LazyBinarySerDe
> -----------------------------------------
>
> Key: HIVE-6059
> URL: https://issues.apache.org/jira/browse/HIVE-6059
> Project: Hive
> Issue Type: New Feature
> Components: File Formats
> Affects Versions: 0.12.0
> Reporter: Chaoyu Tang
> Attachments: Hive Issue 0.jpeg, Hive Issue 1.jpeg, Hive Issue 2.jpeg,
> Hive Issue 3.jpeg
>
>
> We need the support to type union in LazyBinarySerDe, which is required to
> the join query with any union types in its select values. The reduce values
> in Join operation is serialized/deserialized using LazyBinarySerDe, otherwise
> we will see some errors like:
> {code}
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.getStandardObjectInspector(ObjectInspectorUtils.java:106)
> at
> org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.getStandardObjectInspector(ObjectInspectorUtils.java:156)
> at
> org.apache.hadoop.hive.ql.exec.JoinUtil.getStandardObjectInspectors(JoinUtil.java:98)
> at
> org.apache.hadoop.hive.ql.exec.CommonJoinOperator.initializeOp(CommonJoinOperator.java:261)
> at
> org.apache.hadoop.hive.ql.exec.JoinOperator.initializeOp(JoinOperator.java:61)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:360)
> at org.apache.hadoop.hive.ql.exec.ExecReducer.configure(ExecReducer.java:150)
> {code}
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