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Hudson commented on HIVE-3544: ------------------------------ Integrated in Hive-trunk-h0.21 #1748 (See [https://builds.apache.org/job/Hive-trunk-h0.21/1748/]) HIVE-3544 union involving double column with a map join subquery will fail or give wrong results (Kevin Wilfong via namit) (Revision 1400260) Result = FAILURE namit : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1400260 Files : * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ColumnInfo.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/SelectOperator.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/ColumnPrunerProcCtx.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/ColumnPrunerProcFactory.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/plan/SelectDesc.java * /hive/trunk/ql/src/test/queries/clientpositive/skewjoinopt11.q * /hive/trunk/ql/src/test/queries/clientpositive/union32.q * /hive/trunk/ql/src/test/results/clientpositive/groupby_sort_1.q.out * /hive/trunk/ql/src/test/results/clientpositive/groupby_sort_skew_1.q.out * /hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx.q.out * /hive/trunk/ql/src/test/results/clientpositive/skewjoinopt11.q.out * /hive/trunk/ql/src/test/results/clientpositive/type_widening.q.out * /hive/trunk/ql/src/test/results/clientpositive/union32.q.out * /hive/trunk/ql/src/test/results/compiler/plan/union.q.xml > union involving double column with a map join subquery will fail or give > wrong results > -------------------------------------------------------------------------------------- > > Key: HIVE-3544 > URL: https://issues.apache.org/jira/browse/HIVE-3544 > Project: Hive > Issue Type: Bug > Components: Query Processor > Affects Versions: 0.10.0 > Reporter: Kevin Wilfong > Assignee: Kevin Wilfong > Attachments: HIVE-3544.1.patch.txt, HIVE-3544.2.patch.txt, > HIVE-3544.3.patch.txt, HIVE-3544.4.patch.txt > > > The following query fails: > select * from (select cast(a.key as bigint) as key from src a join src b on > a.key = b.key union all select cast(key as double) as key from src)a > The following query gives wrong results: > select * from (select cast(a.key as bigint) as key, cast(b.key as double) as > value from src a join src b on a.key = b.key union all select cast(key as > double) as key, cast(key as string) as value from src)a > But the following query runs fine: > select * from (select cast(a.key as bigint) as key from src a union all > select cast(key as double) as key from src)a -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira