[jira] [Commented] (ASTERIXDB-1223) Comparing values across different type hierarchies should return NULL

["ASF subversion and git services (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ASTERIXDB-1223?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15320855#comment-15320855 ] 

ASF subversion and git services commented on ASTERIXDB-1223:
------------------------------------------------------------

Commit e311a634634da975d0c9e93d5d56d24a99b12a3f in incubator-asterixdb's branch refs/heads/master from [~buyingyi]
[ https://git-wip-us.apache.org/repos/asf?p=incubator-asterixdb.git;h=e311a63 ]

ASTERIXDB-1223: let incompatiable comparisons return null.

- make null/missing/true/false case-insensitive;
- add tests for incompatible comparisons;
- add tests for group-by/order-by with MISSING valued keys.

Change-Id: I8130d505f810631231d3755941ce4de64313501b
Reviewed-on: https://asterix-gerrit.ics.uci.edu/912
Reviewed-by: Jenkins <je...@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <je...@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <ti...@apache.org>


> Comparing values across different type hierarchies should return NULL
> ---------------------------------------------------------------------
>
>                 Key: ASTERIXDB-1223
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-1223
>             Project: Apache AsterixDB
>          Issue Type: Bug
>            Reporter: Yingyi Bu
>            Assignee: Yingyi Bu
>
> The following predicates return false in the current master:
> 99 < ‘25’
> “hello” < []
> 99 < [99]
> [] < {}
> They should all return NULL.



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