[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2017-04-04 Thread yucai (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15956285#comment-15956285 ] yucai commented on SPARK-12704: --- When sort-merge-join and shuffled-hash-join, the sparkPlan looks like

[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2016-01-08 Thread Yin Huai (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15089460#comment-15089460 ] Yin Huai commented on SPARK-12704: -- Regarding {{compatibleWith}}, the main things that it need to check

[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2016-01-07 Thread Wenchen Fan (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15088635#comment-15088635 ] Wenchen Fan commented on SPARK-12704: - cc [~joshrosen] [~nongli] [~marmbrus] [~yhuai] [~rxin] > we

[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2016-01-07 Thread Wenchen Fan (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15088650#comment-15088650 ] Wenchen Fan commented on SPARK-12704: - yea, sub-optimal is more proper, and I'm ok to re-visit it

[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2016-01-07 Thread Yin Huai (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15088639#comment-15088639 ] Yin Huai commented on SPARK-12704: -- [~cloud_fan] Thank you for bringing it up. Right now,

[jira] [Commented] (SPARK-12704) we may repartition a relation even it's not needed

2016-01-07 Thread Michael Armbrust (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-12704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15088638#comment-15088638 ] Michael Armbrust commented on SPARK-12704: -- I think this explanation might be clearer with with