Szehon Ho created HIVE-9215:
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Summary: Some mapjoin queries broken with IdentityProjectRemover
with PPD
Key: HIVE-9215
URL: https://issues.apache.org/jira/browse/HIVE-9215
Project: Hive
Issue Type: Bug
Components: Logical Optimizer
Affects Versions: 0.15.0
Reporter: Szehon Ho
IdentityProjectRemover (hive.optimize.remove.identity.project) with PPD will
sometimes make mapjoin query that returns the wrong result in MR case as well.
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