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Posted to issues@calcite.apache.org by "Stamatis Zampetakis (Jira)" <ji...@apache.org> on 2020/12/27 11:19:00 UTC
[jira] [Commented] (CALCITE-4188) support
EnumerableBatchNestedLoopJoin in JdbcToEnumerableConverter implement
[ https://issues.apache.org/jira/browse/CALCITE-4188?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17255203#comment-17255203 ]
Stamatis Zampetakis commented on CALCITE-4188:
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Hey [~angelzouxin], I had a quick look in the PR and I was wondering why it is necessary to distinguish between explicit dynamic parameters coming from the user and implicit dynamic parameters coming from the correlation. Can you elaborate a bit on this decision?
> support EnumerableBatchNestedLoopJoin in JdbcToEnumerableConverter implement
> ----------------------------------------------------------------------------
>
> Key: CALCITE-4188
> URL: https://issues.apache.org/jira/browse/CALCITE-4188
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Affects Versions: 1.25.0
> Reporter: JIasen Sheng
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
> support EnumerableBatchNestedLoopJoin in JdbcToEnumerableConverter implement function
> ENUMERABLE_BATCH_NESTED_LOOP_JOIN_RULE make correlate RexNode,
> when implementing,
> [https://github.com/apache/calcite/blob/eab043f4ef43112c16a9f6708e6c53a15b1cfbe0/core/src/main/java/org/apache/calcite/rel/rel2sql/SqlImplementor.java#L675]
> will throw null Exception
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