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Posted to issues@drill.apache.org by "Rahul Challapalli (JIRA)" <ji...@apache.org> on 2015/04/22 22:50:00 UTC
[jira] [Closed] (DRILL-2019) Filter pushdown into the subquery when
the subquery also has a filter is resulting in incorrect results
[ https://issues.apache.org/jira/browse/DRILL-2019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rahul Challapalli closed DRILL-2019.
------------------------------------
Verified the fix. However the query is still failing because of DRILL-2277. Added the below testcase to cover that
Functional/Failing/join/join_subqueryfilter_DRILL-2277.q
> Filter pushdown into the subquery when the subquery also has a filter is resulting in incorrect results
> -------------------------------------------------------------------------------------------------------
>
> Key: DRILL-2019
> URL: https://issues.apache.org/jira/browse/DRILL-2019
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Relational Operators, Query Planning & Optimization
> Reporter: Rahul Challapalli
> Assignee: Aman Sinha
> Priority: Critical
> Fix For: 0.8.0
>
> Attachments: 0001-DRILL-2019-Use-correct-index-for-filter-evaluation-w.patch
>
>
> git.commit.id.abbrev=b491cdb
> The below query on top of tpch 0.01 data should actually return 0 records. (Verified with postgres). However drill returns incorrect result
> {code}
> select count(*) from cp.`tpch/lineitem.parquet` l inner join (select o.o_orderkey, o.o_custkey from cp.`tpch/orders.parquet` o where o.o_custkey < 5) s on l.l_orderkey = s.o_orderkey and s.o_custkey > 5;
> +------------+
> | EXPR$0 |
> +------------+
> | 189 |
> +------------+
> {code}
> Marked as 'critical' since drill is reporting incorrect results
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