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https://issues.apache.org/jira/browse/FLINK-14425?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16953540#comment-16953540
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Leonard Xu commented on FLINK-14425:
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In TPC-DS test,we can use data‘s statistics to improve query efficiency, but 
Flink is not support yet from now, FLINK-13611[1] is proposed to resolve this.

When I execute multiple TPC-DS tests in a table environment one by one, I found 
the latest job still keep all previous jobs' transformation. FLINK-13708[2] is 
proposed to resolve this

[1] FLINK-13611 Introduce analyze statistic utility to generate table & column 
statistics
[2] FLINK-13708 transformations should be cleared because a table environment 
could execute multiple job

 

> Close flink-13611 and flink-13708 ensure all tpc-ds tests can pass
> ------------------------------------------------------------------
>
>                 Key: FLINK-14425
>                 URL: https://issues.apache.org/jira/browse/FLINK-14425
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Table SQL / API, Table SQL / Planner
>            Reporter: Leonard Xu
>            Assignee: Leonard Xu
>            Priority: Major
>             Fix For: 1.10.0
>
>




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