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ASF GitHub Bot commented on DRILL-4794: --------------------------------------- GitHub user amansinha100 opened a pull request: https://github.com/apache/drill/pull/550 DRILL-4794: Fix a premature exit of the outer loop during pruning. You can merge this pull request into a Git repository by running: $ git pull https://github.com/amansinha100/incubator-drill DRILL-4794 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/drill/pull/550.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #550 ---- commit c13eee3c6c295ddc09c83476c039500ebd3dee72 Author: Aman Sinha <asi...@maprtech.com> Date: 2016-07-21T05:36:02Z DRILL-4794: Fix a premature exit of the outer loop during pruning. ---- > Regression: Wrong result for query with disjunctive partition filters > --------------------------------------------------------------------- > > Key: DRILL-4794 > URL: https://issues.apache.org/jira/browse/DRILL-4794 > Project: Apache Drill > Issue Type: Bug > Components: Query Planning & Optimization > Affects Versions: 1.7.0 > Reporter: Aman Sinha > Assignee: Aman Sinha > > For a query that contains certain types of disjunctive filter conditions such > as 'dir0=x OR dir1=y' we get wrong result when metadata caching is used. > This is a regression due to DRILL-4530. > Note that the filter involves OR of 2 different directory levels. For the > normal case of OR condition at the same level the problem does not occur. > Correct result (without metadata cache) > {noformat} > 0: jdbc:drill:zk=local> select count(*) from dfs.`orders` where dir0=1994 or > dir1='Q3' ; > +---------+ > | EXPR$0 | > +---------+ > | 60 | > +---------+ > {noformat} > Wrong result (with metadata cache): > {noformat} > 0: jdbc:drill:zk=local> select count(*) from dfs.`orders` where dir0=1994 or > dir1='Q3' ; > +---------+ > | EXPR$0 | > +---------+ > | 50 | > +---------+ > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)