[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-06-22 Thread He Yongqiang (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12881121#action_12881121 ] He Yongqiang commented on HIVE-535: --- Has anyone tried google sparsehash

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-02-24 Thread Carl Steinbach (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12838095#action_12838095 ] Carl Steinbach commented on HIVE-535: - The folks working on Mahout seem to think the CERN

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-02-22 Thread Ning Zhang (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12836832#action_12836832 ] Ning Zhang commented on HIVE-535: - Interesting indeed. I checked the license of these two

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-02-22 Thread Zheng Shao (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12836841#action_12836841 ] Zheng Shao commented on HIVE-535: - Actually colt.* has a different license. I believe it is

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-02-22 Thread John Sichi (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12836840#action_12836840 ] John Sichi commented on HIVE-535: - Apache wicket has one:

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2010-02-21 Thread Zheng Shao (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12836529#action_12836529 ] Zheng Shao commented on HIVE-535: - Some external evaluations of memory-saving hashmaps:

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2009-06-02 Thread Ashish Thusoo (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12715663#action_12715663 ] Ashish Thusoo commented on HIVE-535: how does A3 help? Memory-efficient hash-based

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2009-06-02 Thread Zheng Shao (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12715727#action_12715727 ] Zheng Shao commented on HIVE-535: - Some details about A3: We use a special hashmap that the

[jira] Commented: (HIVE-535) Memory-efficient hash-based Aggregation

2009-06-02 Thread Joydeep Sen Sarma (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12715737#action_12715737 ] Joydeep Sen Sarma commented on HIVE-535: +1 on A3 (its become one of my interview