Prasanth Jayachandran created HIVE-20129:
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Summary: Revert to position based schema evolution for orc tables
Key: HIVE-20129
URL: https://issues.apache.org/jira/browse/HIVE-20129
Project: Hive
Issue Type: Bug
Affects Versions: 4.0.0, 3.2.0
Reporter: Prasanth Jayachandran
Assignee: Prasanth Jayachandran
Attachments: HIVE-20129.1.patch
Hive has been doing positional based schema evolution. ORC-54 changed it to
column name based schema evolution causing unexpected results. Queries returned
results earlier are now returning no results. Change the default in hive to
positional schema evolution.
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