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Posted to issues@carbondata.apache.org by "kumar vishal (JIRA)" <ji...@apache.org> on 2019/01/09 12:53:00 UTC
[jira] [Resolved] (CARBONDATA-3237) optimize presto query time for
dictionary include string column
[ https://issues.apache.org/jira/browse/CARBONDATA-3237?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
kumar vishal resolved CARBONDATA-3237.
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Resolution: Fixed
> optimize presto query time for dictionary include string column
> ---------------------------------------------------------------
>
> Key: CARBONDATA-3237
> URL: https://issues.apache.org/jira/browse/CARBONDATA-3237
> Project: CarbonData
> Issue Type: Bug
> Reporter: Ajantha Bhat
> Assignee: Ajantha Bhat
> Priority: Major
> Time Spent: 2h 50m
> Remaining Estimate: 0h
>
> optimize presto query time for dictionary include string column.
>
> problem: currently, for each query, presto carbon creates dictionary block for string columns.
> This happens for each query and if cardinality is more , it takes more time to build. This is not required. we can lookup using normal dictionary lookup.
>
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