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https://issues.apache.org/jira/browse/CALCITE-631?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Julian Hyde resolved CALCITE-631.
---------------------------------
Resolution: Fixed
Fix Version/s: (was: next)
1.2.0-incubating
Fixed in
http://git-wip-us.apache.org/repos/asf/incubator-calcite/commit/a13137dc.
> Push theta joins down to JDBC adapter
> -------------------------------------
>
> Key: CALCITE-631
> URL: https://issues.apache.org/jira/browse/CALCITE-631
> Project: Calcite
> Issue Type: Improvement
> Reporter: Ng Jiunn Jye
> Assignee: Julian Hyde
> Fix For: 1.2.0-incubating
>
> Attachments: [CALCITE-631]-PushThetaJoinsDownToJDBCAdapter.patch,
> [CALCITE-631]JdbcJoinToSupportNonEquiJoin.2.patch,
> [CALCITE-631]JdbcJoinToSupportNonEquiJoin.patch
>
>
> Currently, the JdbcJoin only support EquiJoin. ie select * from tab1 inner
> join tab2 on tab1.col1=tab2.col2
> NonEqui join are not supported in JdbcJoin, thus resulting execution plan
> which uses EnumerationJoin and EnumerableCalc for joining and not pushing the
> join down to remote database.
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