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https://issues.apache.org/jira/browse/ASTERIXDB-3126?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17702043#comment-17702043
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ASF subversion and git services commented on ASTERIXDB-3126:
------------------------------------------------------------
Commit db2d76a27c9531ba60c97caa30ee634be2218eee in asterixdb's branch
refs/heads/master from Vijay Sarathy
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=db2d76a27c ]
[ASTERIXDB-3125][COMP] Select operator has zero cost and cardinality
[ASTERIXDB-3126][COMP] CBO: hint productivity NPE if missing cardinality
estimate on collection
- user model changes: no
- storage format changes: no
- interface changes: no
Change-Id: I7cbff25b14346ca8eca5baa7e0fe8fb1da72f270
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/17408
Reviewed-by: Ali Alsuliman <[email protected]>
Tested-by: Ali Alsuliman <[email protected]>
Tested-by: Jenkins <[email protected]>
Integration-Tests: Ali Alsuliman <[email protected]>
> CBO: hint productivity NPE if missing cardinality estimate on collection
> ------------------------------------------------------------------------
>
> Key: ASTERIXDB-3126
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3126
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: COMP - Compiler
> Affects Versions: 0.9.6
> Reporter: Vijay Sarathy
> Assignee: Vijay Sarathy
> Priority: Major
>
> To repro, run following with productivity hint without productivity value
> |SELECT COUNT(DISTINCT r.destinationairport)|
> |FROM airport a|
> | JOIN route r ON r.sourceairport /*+ productivity */ = a.faa|
> |WHERE a.city = 'San Francisco'|
> | AND a.country = 'United States'|
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