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https://issues.apache.org/jira/browse/PHOENIX-4312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Taylor updated PHOENIX-4312:
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Labels: CostBasedOptimization (was: )
> Choose between sort merge and hash join based on size of scanned data
> ---------------------------------------------------------------------
>
> Key: PHOENIX-4312
> URL: https://issues.apache.org/jira/browse/PHOENIX-4312
> Project: Phoenix
> Issue Type: Test
> Reporter: James Taylor
> Labels: CostBasedOptimization
>
> Using stats, we can determine how much data will be scanned. Though not
> perfect, this often is a pretty accurate picture of how many rows will be
> joined together. We should drive the determination of the join strategy based
> on cost.
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