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https://issues.apache.org/jira/browse/ASTERIXDB-2552?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16829617#comment-16829617
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ASF subversion and git services commented on ASTERIXDB-2552:
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Commit 50e6bbe2c3c9f6b045b8b6805b46896666056ebf in asterixdb's branch
refs/heads/master from Ali Alsuliman
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=50e6bbe ]
[ASTERIXDB-2552][RT] Refactor runs generator and merger
- user model changes: no
- storage format changes: no
- interface changes: no
Details:
Moved the writer and sorter out of the merger to allow
micro external sort to use the run generator and merger
plus minor clean-ups.
Change-Id: Idda31c92cbcddba5ebef8bbbf7855b9c8293dd51
Reviewed-on: https://asterix-gerrit.ics.uci.edu/3363
Contrib: Jenkins <[email protected]>
Tested-by: Jenkins <[email protected]>
Integration-Tests: Jenkins <[email protected]>
Reviewed-by: Dmitry Lychagin <[email protected]>
> Implement micro external sort operator for subplans
> ---------------------------------------------------
>
> Key: ASTERIXDB-2552
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2552
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: RT - Runtime
> Affects Versions: 0.9.4
> Reporter: Ali Alsuliman
> Assignee: Ali Alsuliman
> Priority: Major
> Fix For: 0.9.4.2
>
>
> The external sort operator deals gracefully with insufficient memory.
> However, the sort operator that is used in subplans currently is in memory
> sort and not an external sort and thus could run out of memory.
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