[jira] [Commented] (ASTERIXDB-1325) The optimizer ignores index_nl hint for an index on an external data set

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

    [ https://issues.apache.org/jira/browse/ASTERIXDB-1325?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15172102#comment-15172102 ] 

ASF subversion and git services commented on ASTERIXDB-1325:
------------------------------------------------------------

Commit 06e06b052bebdf6a1841a72da37b876b081bf54d in incubator-asterixdb's branch refs/heads/master from [~wangsaeu]
[ https://git-wip-us.apache.org/repos/asf?p=incubator-asterixdb.git;h=06e06b0 ]

ASTERIXDB-1325, ASTERIXDB-1326: fixed leftouterjoin on an external dataset

 - Fixed the issue that optimizer ignores index_nl hint on an index on an external dataset.
 - Fixed the issue that index-nested-loop-leftouterjoin on an external dataset returns an empty results.
 - Modified OptimizerTest to enable mockup HDFSCluster.
 - Added an optimizer test on an external dataset.

Change-Id: I91b2e57f0bd1beaa58dd28a84d8e08d308246b26
Reviewed-on: https://asterix-gerrit.ics.uci.edu/672
Reviewed-by: abdullah alamoudi <ba...@gmail.com>
Tested-by: Jenkins <je...@fulliautomatix.ics.uci.edu>


> The optimizer ignores index_nl hint for an index on an external data set
> ------------------------------------------------------------------------
>
>                 Key: ASTERIXDB-1325
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-1325
>             Project: Apache AsterixDB
>          Issue Type: Bug
>            Reporter: Taewoo Kim
>            Assignee: Taewoo Kim
>
> The optimizer (IntroduceJoinAccessMethodRule) ignores "index_nl" hint for an index on an external dataset and executes the hybrid-hash join instead. The reason is that OptimizableOperatorSubTree is not initialized properly. 



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)