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Posted to dev@lucene.apache.org by "Hoss Man (JIRA)" <ji...@apache.org> on 2015/05/08 00:35:00 UTC
[jira] [Resolved] (SOLR-6968) add hyperloglog in statscomponent as
an approximate count
[ https://issues.apache.org/jira/browse/SOLR-6968?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hoss Man resolved SOLR-6968.
----------------------------
Resolution: Fixed
Fix Version/s: 5.2
Trunk
Assignee: Hoss Man
> add hyperloglog in statscomponent as an approximate count
> ---------------------------------------------------------
>
> Key: SOLR-6968
> URL: https://issues.apache.org/jira/browse/SOLR-6968
> Project: Solr
> Issue Type: Sub-task
> Reporter: Hoss Man
> Assignee: Hoss Man
> Fix For: Trunk, 5.2
>
> Attachments: SOLR-6968.patch, SOLR-6968.patch, SOLR-6968.patch, SOLR-6968.patch, SOLR-6968.patch, SOLR-6968.patch
>
>
> stats component currently supports "calcDistinct" but it's terribly inefficient -- especially in distib mode.
> we should add support for using hyperloglog to compute an approximate count of distinct values (using localparams via SOLR-6349 to control the precision of the approximation)
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