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https://issues.apache.org/jira/browse/HBASE-27640?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Duo Zhang updated HBASE-27640:
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Fix Version/s: 4.0.0-alpha-1
(was: 3.0.0-beta-2)
> Optimize writes of zero length values in compressed WALs
> --------------------------------------------------------
>
> Key: HBASE-27640
> URL: https://issues.apache.org/jira/browse/HBASE-27640
> Project: HBase
> Issue Type: Sub-task
> Reporter: Andrew Kyle Purtell
> Priority: Minor
> Fix For: 4.0.0-alpha-1, 2.7.0
>
>
> If we unconditionally use the compressor, to "write" 0 bytes, then the
> compression codec will emit overheads... hadoop compressionstream header,
> compression bitstream header. All of that should be skipped so truly no
> compressed value data is written when the value is empty.
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