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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2012/11/01 23:20:12 UTC
[jira] [Assigned] (CASSANDRA-4885) Remove or rework per-row bloom
filters
[ https://issues.apache.org/jira/browse/CASSANDRA-4885?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Ellis reassigned CASSANDRA-4885:
-----------------------------------------
Assignee: Jason Brown
> Remove or rework per-row bloom filters
> --------------------------------------
>
> Key: CASSANDRA-4885
> URL: https://issues.apache.org/jira/browse/CASSANDRA-4885
> Project: Cassandra
> Issue Type: Improvement
> Components: Core
> Reporter: Jonathan Ellis
> Assignee: Jason Brown
> Fix For: 1.3
>
>
> Per-row bloom filters may be a misfeature.
> On small rows we don't create them.
> On large rows we essentially only do slice queries that can't take advantage of it.
> And on very large rows if we ever did deserialize it, the performance hit of doing so would outweigh the benefit of skipping the actual read.
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