[ https://issues.apache.org/jira/browse/HIVE-2299?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13070768#comment-13070768 ]
jirapos...@reviews.apache.org commented on HIVE-2299: ----------------------------------------------------- ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/1188/ ----------------------------------------------------------- Review request for hive. Summary ------- Review request for HIVE-2299. This addresses bug HIVE-2299. https://issues.apache.org/jira/browse/HIVE-2299 Diffs ----- ql/src/java/org/apache/hadoop/hive/ql/io/CombineHiveInputFormat.java 421140f Diff: https://reviews.apache.org/r/1188/diff Testing ------- Thanks, Carl > Optimize Hive query startup time for multiple partitions > -------------------------------------------------------- > > Key: HIVE-2299 > URL: https://issues.apache.org/jira/browse/HIVE-2299 > Project: Hive > Issue Type: Improvement > Components: Query Processor > Reporter: Vaibhav Aggarwal > Assignee: Vaibhav Aggarwal > Attachments: HIVE-2299.patch > > > Added an optimization to the way input splits are computed. > Reduced an O(n^2) operation to O n operation. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira