[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17480300#comment-17480300 ] Cheng Su commented on SPARK-18591: -- Just FYI, the Jira should be fixed by

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17476233#comment-17476233 ] F. H. commented on SPARK-18591: --- I just found the same behavior. Even if I directly put

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17279995#comment-17279995 ] Cheng Su commented on SPARK-18591: -- Just came across this Jira. We added the same feature 2 years ago

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16165148#comment-16165148 ] Maryann Xue commented on SPARK-18591: - Hey, I came up with this idea of doing sort-aggregate on

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16160388#comment-16160388 ] Takeshi Yamamuro commented on SPARK-18591: -- I just kindly give a head-up for the discussion on

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15927409#comment-15927409 ] Takeshi Yamamuro commented on SPARK-18591: -- yea, sure. Have we already filed a JIRA for the

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15927388#comment-15927388 ] Wenchen Fan commented on SPARK-18591: - Can we hold it for a while? I think we need to improve the

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15925841#comment-15925841 ] Herman van Hovell commented on SPARK-18591: --- [~maropu] I don't think the current planning (of

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15733855#comment-15733855 ] Takeshi Yamamuro commented on SPARK-18591: -- yea, If we can, it's the best. But IIUC it's

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15733218#comment-15733218 ] Nattavut Sutyanyong commented on SPARK-18591: - [~maropu]: Why do you choose to implement it

[jira] [Commented] (SPARK-18591) Replace hash-based aggregates with sort-based ones if inputs already sorted

[ https://issues.apache.org/jira/browse/SPARK-18591?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15697111#comment-15697111 ] Takeshi Yamamuro commented on SPARK-18591: -- If it's worth trying this, I'll do. I just made a