[jira] [Commented] (HIVE-5321) Join filters do not work correctly with outer joins again
[ https://issues.apache.org/jira/browse/HIVE-5321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13772259#comment-13772259 ] Alexander Pivovarov commented on HIVE-5321: --- Most probably the fix should validate a query and prevent executing query having filter predicate in join on Join filters do not work correctly with outer joins again - Key: HIVE-5321 URL: https://issues.apache.org/jira/browse/HIVE-5321 Project: Hive Issue Type: Bug Components: Query Processor Affects Versions: 0.9.0, 0.11.0 Reporter: Alexander Pivovarov select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1 and tt1.c1 = 2); does not give correct results. to reproduce: hive create table tt1 (c1 int); hive create table tt2 (c1 int); $ vi tt1 1 2 3 4 $ vi tt2 1 2 8 9 $ hadoop fs -put tt1 /user/hive/warehouse/tt1/ $ hadoop fs -put tt2 /user/hive/warehouse/tt2/ wrong result: hive select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1 and tt1.c1 = 2); 1 1 2 2 3 NULL 4 NULL correct result: select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1) where tt1.c1 = 2; 1 1 2 2 hive-0.11.0-bin$ head -1 RELEASE_NOTES.txt Release Notes - Hive - Version 0.11.0 -- 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
[jira] [Commented] (HIVE-5321) Join filters do not work correctly with outer joins again
[ https://issues.apache.org/jira/browse/HIVE-5321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13772578#comment-13772578 ] Alexander Pivovarov commented on HIVE-5321: --- Actually the result below is correct - all tt1 filters in join on should be ignored hive select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1 and tt1.c1 = 2); 1 1 2 2 3 NULL 4 NULL Join filters do not work correctly with outer joins again - Key: HIVE-5321 URL: https://issues.apache.org/jira/browse/HIVE-5321 Project: Hive Issue Type: Bug Components: Query Processor Affects Versions: 0.9.0, 0.11.0 Reporter: Alexander Pivovarov select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1 and tt1.c1 = 2); does not give correct results. to reproduce: hive create table tt1 (c1 int); hive create table tt2 (c1 int); $ vi tt1 1 2 3 4 $ vi tt2 1 2 8 9 $ hadoop fs -put tt1 /user/hive/warehouse/tt1/ $ hadoop fs -put tt2 /user/hive/warehouse/tt2/ wrong result: hive select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1 and tt1.c1 = 2); 1 1 2 2 3 NULL 4 NULL correct result: select * from tt1 left outer join tt2 on (tt1.c1 = tt2.c1) where tt1.c1 = 2; 1 1 2 2 hive-0.11.0-bin$ head -1 RELEASE_NOTES.txt Release Notes - Hive - Version 0.11.0 -- 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
