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https://issues.apache.org/jira/browse/ASTERIXDB-2791?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17367716#comment-17367716
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ASF subversion and git services commented on ASTERIXDB-2791:
------------------------------------------------------------
Commit 57b3ce246a932ce3798e40ea7e6e23c17346c9f0 in asterixdb's branch
refs/heads/master from Ali Alsuliman
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=57b3ce2 ]
[ASTERIXDB-2791][IDX] Set null flags when writing an index entry
- user model changes: no
- storage format changes: no
- interface changes: yes
Details:
When writing an index entry, set the corresponding null flags
for keys that are considered null. When reading an index entry,
examine the null flags to read the index entry properly.
- add INullIntrospector interface that can be used by Hyracks
to know if a key is null or not.
Change-Id: I5fc9c40af68c7b6aaa54ecb440c8fe1e90046231
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/11944
Integration-Tests: Jenkins <[email protected]>
Tested-by: Jenkins <[email protected]>
Reviewed-by: Ali Alsuliman <[email protected]>
Reviewed-by: Murtadha Hubail <[email protected]>
> Enable storing nulls in secondary indexes
> -----------------------------------------
>
> Key: ASTERIXDB-2791
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2791
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: IDX - Indexes, STO - Storage
> Affects Versions: 0.9.5
> Reporter: Ali Alsuliman
> Assignee: Ali Alsuliman
> Priority: Major
> Fix For: 0.9.7
>
>
> Currently, nulls and missings keys are not stored in secondary indexes. This
> applies across all index types. For a composite secondary index, it should be
> possible to accept partial nulls and missings keys.
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