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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2021/06/02 09:36:15 UTC

[GitHub] [spark] wangyum opened a new pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

wangyum opened a new pull request #32744:
URL: https://github.com/apache/spark/pull/32744


   ### What changes were proposed in this pull request?
   
   This PR removes `canPlanAsBroadcastHashJoin` check in `EliminateOuterJoin.
   
   ### Why are the changes needed?
   
   We can always removes outer join if it only has DISTINCT on streamed side.
   
   
   ### Does this PR introduce _any_ user-facing change?
   
   No.
   
   
   ### How was this patch tested?
   
   Unit test.


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[GitHub] [spark] SparkQA commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-852892857


   **[Test build #139215 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/139215/testReport)** for PR 32744 at commit [`41926a2`](https://github.com/apache/spark/commit/41926a2a35cc7ff4783e7ada9a442e7631710a6d).


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[GitHub] [spark] SparkQA commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-852925483


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[GitHub] [spark] cloud-fan closed pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
cloud-fan closed pull request #32744:
URL: https://github.com/apache/spark/pull/32744


   


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[GitHub] [spark] SparkQA removed a comment on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
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Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-852943751


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   **[Test build #139218 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/139218/testReport)** for PR 32744 at commit [`7c23a88`](https://github.com/apache/spark/commit/7c23a8831e6c4e6d2be765094fadb4927a0fc1dc).


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[GitHub] [spark] SparkQA commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-852896758


   **[Test build #139218 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/139218/testReport)** for PR 32744 at commit [`7c23a88`](https://github.com/apache/spark/commit/7c23a8831e6c4e6d2be765094fadb4927a0fc1dc).


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[GitHub] [spark] cloud-fan commented on a change in pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
cloud-fan commented on a change in pull request #32744:
URL: https://github.com/apache/spark/pull/32744#discussion_r643799888



##########
File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala
##########
@@ -172,20 +172,16 @@ object EliminateOuterJoin extends Rule[LogicalPlan] with PredicateHelper with Jo
       if (j.joinType == newJoinType) f else Filter(condition, j.copy(joinType = newJoinType))
 
     case a @ Aggregate(_, _, join @ Join(left, _, LeftOuter, _, _))
-        if a.isDistinct && a.references.subsetOf(AttributeSet(left.output)) &&
-          !canPlanAsBroadcastHashJoin(join, conf) =>
+        if a.isDistinct && a.references.subsetOf(AttributeSet(left.output)) =>

Review comment:
       nit: since we support `select a, a ...`, how about we rename `isDistinct` to `groupOnly`?




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[GitHub] [spark] SparkQA commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-853059478


   **[Test build #139218 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/139218/testReport)** for PR 32744 at commit [`7c23a88`](https://github.com/apache/spark/commit/7c23a8831e6c4e6d2be765094fadb4927a0fc1dc).
    * This patch passes all tests.
    * This patch merges cleanly.
    * This patch adds no public classes.


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Posted by GitBox <gi...@apache.org>.
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[GitHub] [spark] wangyum commented on a change in pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
wangyum commented on a change in pull request #32744:
URL: https://github.com/apache/spark/pull/32744#discussion_r643801460



##########
File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala
##########
@@ -172,20 +172,16 @@ object EliminateOuterJoin extends Rule[LogicalPlan] with PredicateHelper with Jo
       if (j.joinType == newJoinType) f else Filter(condition, j.copy(joinType = newJoinType))
 
     case a @ Aggregate(_, _, join @ Join(left, _, LeftOuter, _, _))
-        if a.isDistinct && a.references.subsetOf(AttributeSet(left.output)) &&
-          !canPlanAsBroadcastHashJoin(join, conf) =>
+        if a.isDistinct && a.references.subsetOf(AttributeSet(left.output)) =>

Review comment:
       OK.




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[GitHub] [spark] SparkQA commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
SparkQA commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-853062307


   **[Test build #139215 has finished](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/139215/testReport)** for PR 32744 at commit [`41926a2`](https://github.com/apache/spark/commit/41926a2a35cc7ff4783e7ada9a442e7631710a6d).
    * This patch passes all tests.
    * This patch merges cleanly.
    * This patch adds no public classes.


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[GitHub] [spark] cloud-fan commented on pull request #32744: [SPARK-34808][SQL][FOLLOWUP] Remove canPlanAsBroadcastHashJoin check in EliminateOuterJoin

Posted by GitBox <gi...@apache.org>.
cloud-fan commented on pull request #32744:
URL: https://github.com/apache/spark/pull/32744#issuecomment-853065060


   thanks, merging to master!


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