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https://issues.apache.org/jira/browse/OPTIQ-328?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Julian Hyde updated OPTIQ-328:
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Summary: Introduce semi-join-like flag in JoinRelBase (was: Introduce
semiJoin like Flag in JoinRelBase)
> Introduce semi-join-like flag in JoinRelBase
> --------------------------------------------
>
> Key: OPTIQ-328
> URL: https://issues.apache.org/jira/browse/OPTIQ-328
> Project: Optiq
> Issue Type: Bug
> Reporter: Laljo John Pullokkaran
> Assignee: Julian Hyde
>
> Introduce a flag to indicate that duplicates are eliminated from RHS of the
> join (semiJoin). This would help to improve cardinality, cost estimation.
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