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https://issues.apache.org/jira/browse/ASTERIXDB-2371?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16455477#comment-16455477
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ASF subversion and git services commented on ASTERIXDB-2371:
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Commit b25c15f758308c50c387786b368ce6808484bcb6 in asterixdb's branch
refs/heads/master from [~dlychagin-cb]
[ https://git-wip-us.apache.org/repos/asf?p=asterixdb.git;h=b25c15f ]
[ASTERIXDB-2371][FUN] Implement conditional functions
- user model changes: yes
- storage format changes: no
- interface changes: no
Details:
- Implement the following conditional functions:
null_if(), missing_if(), nan_if(), posinf_if(), neginf_if()
Change-Id: I5399cae1a225b1881d67b87541e46a9d4fe158ec
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2616
Sonar-Qube: Jenkins <[email protected]>
Tested-by: Jenkins <[email protected]>
Contrib: Jenkins <[email protected]>
Integration-Tests: Jenkins <[email protected]>
Reviewed-by: Till Westmann <[email protected]>
> Implement null-related functions
> --------------------------------
>
> Key: ASTERIXDB-2371
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2371
> Project: Apache AsterixDB
> Issue Type: Improvement
> Components: FUN - Functions
> Reporter: Dmitry Lychagin
> Assignee: Dmitry Lychagin
> Priority: Minor
>
> Implement null-related functions: MISSINGIF, NULLIF, NANIF, NEGINFIF, POSINFIF
> they accept two arguments
> 1) if any argument is MISSING then result is MISSING
> 2) if any argument is NULL then result is NULL
> 3) if arg1 == arg2 then result MISSING/NULL/NaN/-INF/+INF (corresponding to
> the function name)
> 4) otherwise the result is arg1
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