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https://issues.apache.org/jira/browse/IMPALA-9902?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17152375#comment-17152375
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ASF subversion and git services commented on IMPALA-9902:
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Commit 24f24b131f0c40efe2aaff3ebcff9fe1cdeb6c88 in impala's branch
refs/heads/master from Tim Armstrong
[ https://gitbox.apache.org/repos/asf?p=impala.git;h=24f24b1 ]
IMPALA-9902: add rewrite of TPC-DS q38
I generated the query with dsqgen and then
rewrote it to avoid intersect.
Testing:
Compared results to hive running the original version of the
query.
Change-Id: I81807683aa265a946729e15156bd2e33724103e1
Reviewed-on: http://gerrit.cloudera.org:8080/16118
Reviewed-by: Tim Armstrong <[email protected]>
Reviewed-by: Joe McDonnell <[email protected]>
Tested-by: Impala Public Jenkins <[email protected]>
> Add rewrite of TPC-DS q38
> -------------------------
>
> Key: IMPALA-9902
> URL: https://issues.apache.org/jira/browse/IMPALA-9902
> Project: IMPALA
> Issue Type: Test
> Components: Infrastructure
> Reporter: Tim Armstrong
> Assignee: Tim Armstrong
> Priority: Major
> Labels: tpcds
>
> TPC-DS q38 uses intersect, but we can do something equivalent with
> subqueries. This seems worth adding to our test suite.
> We already have something similar with q8
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