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Posted to issues@kylin.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2019/12/15 07:10:00 UTC
[jira] [Commented] (KYLIN-4287) SegmentPruner cannot prune segment
with "IN" or "OR" CompareTupleFilter
[ https://issues.apache.org/jira/browse/KYLIN-4287?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16996650#comment-16996650 ]
ASF GitHub Bot commented on KYLIN-4287:
---------------------------------------
nichunen commented on pull request #984: KYLIN-4287 SegmenPruner cannot prune segment exactly when handle 'IN' filter
URL: https://github.com/apache/kylin/pull/984
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> SegmentPruner cannot prune segment with "IN" or "OR" CompareTupleFilter
> -----------------------------------------------------------------------
>
> Key: KYLIN-4287
> URL: https://issues.apache.org/jira/browse/KYLIN-4287
> Project: Kylin
> Issue Type: Improvement
> Components: Query Engine
> Reporter: yangzhang
> Assignee: yangzhang
> Priority: Major
>
> build 2 segs, Segment[2012-01-01 - 2012-01-03] And Segment[2012-01-03 - 2012-01-05]
> query: select sum(PRICE) from KYLIN_SALES
> where "KYLIN_SALES"."PART_DT" = DATE '2012-01-01'
> OR "KYLIN_SALES"."PART_DT" = DATE '2020-07-02'
> Expected results:segment[2012-01-03 - 2012-01-05] should not be scaned, it should be pruned by SegmentPruner
>
> but i found in method 'org.apache.kylin.cube.common.SegmentPruner#satisfy'
> when filter's operator is "In", satisfy segment[2012-01-03 - 2012-01-05] , the function return true
>
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