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Posted to issues-all@impala.apache.org by "Daniel Becker (JIRA)" <ji...@apache.org> on 2019/06/26 16:51:00 UTC
[jira] [Commented] (IMPALA-8710) Increase allowed bit width to 64
for bit packing
[ https://issues.apache.org/jira/browse/IMPALA-8710?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16873513#comment-16873513 ]
Daniel Becker commented on IMPALA-8710:
---------------------------------------
[https://gerrit.cloudera.org/#/c/13737/]
> Increase allowed bit width to 64 for bit packing
> ------------------------------------------------
>
> Key: IMPALA-8710
> URL: https://issues.apache.org/jira/browse/IMPALA-8710
> Project: IMPALA
> Issue Type: Sub-task
> Components: Backend
> Reporter: Daniel Becker
> Assignee: Daniel Becker
> Priority: Major
>
> Increase the allowed bit width for bit packing and bit unpacking to 64
> bits. This is needed to support Parquet Delta Encoding.
>
> Also add new methods to BitWriter and BatchedBitReader handling Uleb and
> ZigZag integers for 64 bits.
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