Jihoon Son created TAJO-2141:
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Summary: Fix invalid null handling with NOT IN clause
Key: TAJO-2141
URL: https://issues.apache.org/jira/browse/TAJO-2141
Project: Tajo
Issue Type: Bug
Components: Physical Operator, QueryMaster
Affects Versions: 0.11.1, 0.11.0, 0.11.2
Reporter: Jihoon Son
Assignee: Jihoon Son
Fix For: 0.12.0, 0.11.3
If the subquery of a NOT IN clause returns at least one null value, then the
NOT IN predicate should evaluate to false. See
http://www.dbspecialists.com/files/presentations/semijoins.html.
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