[ https://issues.apache.org/jira/browse/HIVE-18910?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16438006#comment-16438006 ]
Hive QA commented on HIVE-18910: -------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 23s{color} | {color:red} /data/hiveptest/logs/PreCommit-HIVE-Build-10191/patches/PreCommit-HIVE-Build-10191.patch does not apply to master. Rebase required? Wrong Branch? See http://cwiki.apache.org/confluence/display/Hive/HowToContribute for help. {color} | \\ \\ || Subsystem || Report/Notes || | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-10191/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > Migrate to Murmur hash for shuffle and bucketing > ------------------------------------------------ > > Key: HIVE-18910 > URL: https://issues.apache.org/jira/browse/HIVE-18910 > Project: Hive > Issue Type: Task > Reporter: Deepak Jaiswal > Assignee: Deepak Jaiswal > Priority: Major > Attachments: HIVE-18910.1.patch, HIVE-18910.10.patch, > HIVE-18910.11.patch, HIVE-18910.12.patch, HIVE-18910.13.patch, > HIVE-18910.14.patch, HIVE-18910.15.patch, HIVE-18910.16.patch, > HIVE-18910.17.patch, HIVE-18910.18.patch, HIVE-18910.19.patch, > HIVE-18910.2.patch, HIVE-18910.20.patch, HIVE-18910.21.patch, > HIVE-18910.22.patch, HIVE-18910.23.patch, HIVE-18910.24.patch, > HIVE-18910.25.patch, HIVE-18910.26.patch, HIVE-18910.27.patch, > HIVE-18910.28.patch, HIVE-18910.29.patch, HIVE-18910.3.patch, > HIVE-18910.30.patch, HIVE-18910.4.patch, HIVE-18910.5.patch, > HIVE-18910.6.patch, HIVE-18910.7.patch, HIVE-18910.8.patch, HIVE-18910.9.patch > > > Hive uses JAVA hash which is not as good as murmur for better distribution > and efficiency in bucketing a table. > Migrate to murmur hash but still keep backward compatibility for existing > users so that they dont have to reload the existing tables. -- This message was sent by Atlassian JIRA (v7.6.3#76005)