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Posted to notifications@asterixdb.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2019/01/09 01:17:00 UTC
[jira] [Commented] (ASTERIXDB-2505) Create optimizer rule that
consolidate multiple window operators into one
[ https://issues.apache.org/jira/browse/ASTERIXDB-2505?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16737715#comment-16737715 ]
ASF subversion and git services commented on ASTERIXDB-2505:
------------------------------------------------------------
Commit faf9791d2f21831fa025031eb4358d651e7a719b in asterixdb's branch refs/heads/master from Dmitry Lychagin
[ https://git-wip-us.apache.org/repos/asf?p=asterixdb.git;h=faf9791 ]
[ASTERIXDB-2505][COMP] Consolidate window operators rule
- user model changes: no
- storage format changes: no
- interface changes: no
Details:
- Add optimizer rules that merge two window operators into one
- Improve existing optimizer rules to handle window operators
- Add tests for distinct aggregate in window operator
Change-Id: I5d0739d604d09f5445237d4fa3d56a2af8126bd7
Reviewed-on: https://asterix-gerrit.ics.uci.edu/3107
Integration-Tests: Jenkins <je...@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <je...@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <je...@fulliautomatix.ics.uci.edu>
Reviewed-by: Ali Alsuliman <al...@gmail.com>
> Create optimizer rule that consolidate multiple window operators into one
> -------------------------------------------------------------------------
>
> Key: ASTERIXDB-2505
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2505
> Project: Apache AsterixDB
> Issue Type: Improvement
> Components: COMP - Compiler
> Reporter: Dmitry Lychagin
> Assignee: Dmitry Lychagin
> Priority: Major
>
> Need to create an optimizer rule that consolidate multiple window operators into one if their window specifications are the same.
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