[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-17 Thread Daniel Templeton (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15336923#comment-15336923 ] Daniel Templeton commented on MAPREDUCE-6712: - Pyspark actually does some cleverness under

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-16 Thread He Tianyi (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15335164#comment-15335164 ] He Tianyi commented on MAPREDUCE-6712: -- Oh, just another thought: maybe scenarios like this can

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-12 Thread He Tianyi (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15326214#comment-15326214 ] He Tianyi commented on MAPREDUCE-6712: -- Hi, [~templedf]. Thanks for these ideas. I think the null

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-10 Thread Daniel Templeton (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15324821#comment-15324821 ] Daniel Templeton commented on MAPREDUCE-6712: - [~He Tianyi], after chewing on this a bit

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-09 Thread Daniel Templeton (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15323690#comment-15323690 ] Daniel Templeton commented on MAPREDUCE-6712: - For C++ apps, there's Hadoop Pipes, which

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-08 Thread He Tianyi (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15321658#comment-15321658 ] He Tianyi commented on MAPREDUCE-6712: -- Actually in my experiements (in-house workload) turning

[jira] [Commented] (MAPREDUCE-6712) Support grouping values for reducer on java-side

2016-06-08 Thread Daniel Templeton (JIRA)
[ https://issues.apache.org/jira/browse/MAPREDUCE-6712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15320692#comment-15320692 ] Daniel Templeton commented on MAPREDUCE-6712: - Hadoop Streaming is limited by the fact