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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 edited comment on FLINK-14425 at 10/17/19 11:10 AM:
---------------------------------------------------------------
-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-
was (Author: leonard xu):
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
> Add table statistics support for tpc-ds tests
> ---------------------------------------------
>
> 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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