[jira] [Commented] (ASTERIXDB-2552) Implement micro external sort operator for subplans

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

    [ https://issues.apache.org/jira/browse/ASTERIXDB-2552?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16829617#comment-16829617 ] 

ASF subversion and git services commented on ASTERIXDB-2552:
------------------------------------------------------------

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 <je...@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <je...@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <je...@fulliautomatix.ics.uci.edu>
Reviewed-by: Dmitry Lychagin <dm...@couchbase.com>


> 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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