Qifan Chen created IMPALA-10869:
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Summary: Extend min/max filter for inequality subquery for other
use cases
Key: IMPALA-10869
URL: https://issues.apache.org/jira/browse/IMPALA-10869
Project: IMPALA
Issue Type: Improvement
Reporter: Qifan Chen
Min/max filtering for inequality scalar subqueries have been addressed in the
patch for IMPALA-3040. It is desirable to extend the work for other use cases
as follows.
1. When the subquery returns more than one row;
2. When the subquery returns one row through: a) 1 row through a limit clause,
b) one group only.
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