[ https://issues.apache.org/jira/browse/ARROW-3495?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wes McKinney updated ARROW-3495: -------------------------------- Fix Version/s: (was: 0.14.0) > [Java] Optimize bit operations performance > ------------------------------------------ > > Key: ARROW-3495 > URL: https://issues.apache.org/jira/browse/ARROW-3495 > Project: Apache Arrow > Issue Type: Improvement > Components: Java > Affects Versions: 0.11.0 > Reporter: Li Jin > Assignee: Animesh Trivedi > Priority: Major > > From [~atrivedi]'s benchmark finding: > 2) Materialize values from Validity and Value direct buffers instead of > calling getInt() function on the IntVector. This is implemented as a new > Unsafe reader type ( > [https://github.com/animeshtrivedi/benchmarking-arrow/blob/master/src/main/java/com/github/animeshtrivedi/benchmark/ArrowReaderUnsafe.java#L31] > ) > 3) Optimize bitmap operation to check if a bit is set or not ( > [https://github.com/animeshtrivedi/benchmarking-arrow/blob/master/src/main/java/com/github/animeshtrivedi/benchmark/ArrowReaderUnsafe.java#L23] > ) -- This message was sent by Atlassian JIRA (v7.6.3#76005)