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Posted to issues@calcite.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/02/13 08:32:00 UTC

[jira] [Updated] (CALCITE-3794) Return directly if there is no pulled up predicate

     [ https://issues.apache.org/jira/browse/CALCITE-3794?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated CALCITE-3794:
------------------------------------
    Labels: pull-request-available  (was: )

> Return directly if there is no pulled up predicate
> --------------------------------------------------
>
>                 Key: CALCITE-3794
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3794
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>    Affects Versions: 1.21.0
>            Reporter: Chunwei Lei
>            Assignee: Chunwei Lei
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.22.0
>
>
> If there is no pulled up predicates, it can not simplify anything in {{simplifyUsingPredicates}}[1]. So it'd better return directly to reduce overhead.
> [1][https://github.com/apache/calcite/blob/master/core/src/main/java/org/apache/calcite/rex/RexSimplify.java#L1572-L1586]



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