[teiid-issues] [JBoss JIRA] (TEIID-4459) Convert project semi-joins to (dependent) join queries
RH Bugzilla Integration (JIRA)
issues at jboss.org
Mon Oct 23 13:38:00 EDT 2017
[ https://issues.jboss.org/browse/TEIID-4459?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13480730#comment-13480730 ]
RH Bugzilla Integration commented on TEIID-4459:
------------------------------------------------
Van Halbert <vhalbert at redhat.com> changed the Status of [bug 1492815|https://bugzilla.redhat.com/show_bug.cgi?id=1492815] from MODIFIED to ON_QA
> Convert project semi-joins to (dependent) join queries
> ------------------------------------------------------
>
> Key: TEIID-4459
> URL: https://issues.jboss.org/browse/TEIID-4459
> Project: Teiid
> Issue Type: Quality Risk
> Components: Query Engine
> Reporter: Steven Hawkins
> Assignee: Steven Hawkins
> Fix For: 9.1, 8.12.x-6.4
>
>
> In many situations subqueries in the where clause can be planned as semi-joins. The same logic should be updated to handle the select clause.
> This will also help ensure better performance with odata generated array_agg queries.
--
This message was sent by Atlassian JIRA
(v7.5.0#75005)
More information about the teiid-issues
mailing list