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Posted to commits@calcite.apache.org by GitBox <gi...@apache.org> on 2020/01/02 17:00:12 UTC
[GitHub] [calcite] vlsi opened a new pull request #1718: [CALCITE-3666]
Refine RelMdColumnUniqueness and RelMdUniqueKeys for Calc
vlsi opened a new pull request #1718: [CALCITE-3666] Refine RelMdColumnUniqueness and RelMdUniqueKeys for Calc
URL: https://github.com/apache/calcite/pull/1718
https://issues.apache.org/jira/browse/CALCITE-3666
This is required for better join cardinality estimation when EnumerableCalc is involved
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[GitHub] [calcite] vlsi merged pull request #1718: [CALCITE-3666] Refine
RelMdColumnUniqueness and RelMdUniqueKeys for Calc
Posted by GitBox <gi...@apache.org>.
vlsi merged pull request #1718: [CALCITE-3666] Refine RelMdColumnUniqueness and RelMdUniqueKeys for Calc
URL: https://github.com/apache/calcite/pull/1718
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