xiong duan created CALCITE-6649:
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Summary: Enhance RelMdPredicates pull up predicate from PROJECT
Key: CALCITE-6649
URL: https://issues.apache.org/jira/browse/CALCITE-6649
Project: Calcite
Issue Type: Bug
Reporter: xiong duan
{code:java}
select comm = 2 from emp where comm = 2 can pull up =($0, true)
select comm = 3 from emp where comm = 2 can pull up =($0, false)
select comm = 2 from emp where comm = 2 and empno = 1 can pull up =($0, true)
select comm = 2 empno = 1 and from emp where comm = 2 and empno = 1 can pull
up =($0, true)
Now the pull up predicate is nothing. {code}
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