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Posted to commits@spark.apache.org by li...@apache.org on 2017/07/10 16:26:47 UTC

spark git commit: [SPARK-21272] SortMergeJoin LeftAnti does not update numOutputRows

Repository: spark
Updated Branches:
  refs/heads/master 6a06c4b03 -> 18b3b00ec


[SPARK-21272] SortMergeJoin LeftAnti does not update numOutputRows

## What changes were proposed in this pull request?

Updating numOutputRows metric was missing from one return path of LeftAnti SortMergeJoin.

## How was this patch tested?

Non-zero output rows manually seen in metrics.

Author: Juliusz Sompolski <ju...@databricks.com>

Closes #18494 from juliuszsompolski/SPARK-21272.


Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/18b3b00e
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/18b3b00e
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/18b3b00e

Branch: refs/heads/master
Commit: 18b3b00ecfde6c694fb6fee4f4d07d04e3d08ccf
Parents: 6a06c4b
Author: Juliusz Sompolski <ju...@databricks.com>
Authored: Mon Jul 10 09:26:42 2017 -0700
Committer: gatorsmile <ga...@gmail.com>
Committed: Mon Jul 10 09:26:42 2017 -0700

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 .../spark/sql/execution/joins/SortMergeJoinExec.scala   |  1 +
 .../spark/sql/execution/metric/SQLMetricsSuite.scala    | 12 ++++++++++++
 2 files changed, 13 insertions(+)
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http://git-wip-us.apache.org/repos/asf/spark/blob/18b3b00e/sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala
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diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala
index 8445c26..639b8e0 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala
@@ -290,6 +290,7 @@ case class SortMergeJoinExec(
                 currentLeftRow = smjScanner.getStreamedRow
                 val currentRightMatches = smjScanner.getBufferedMatches
                 if (currentRightMatches == null || currentRightMatches.length == 0) {
+                  numOutputRows += 1
                   return true
                 }
                 var found = false

http://git-wip-us.apache.org/repos/asf/spark/blob/18b3b00e/sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala
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diff --git a/sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala
index cb3405b..2911cbb 100644
--- a/sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala
+++ b/sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala
@@ -483,6 +483,18 @@ class SQLMetricsSuite extends SparkFunSuite with SharedSQLContext {
     }
   }
 
+  test("SortMergeJoin(left-anti) metrics") {
+    val anti = testData2.filter("a > 2")
+    withTempView("antiData") {
+      anti.createOrReplaceTempView("antiData")
+      val df = spark.sql(
+        "SELECT * FROM testData2 ANTI JOIN antiData ON testData2.a = antiData.a")
+      testSparkPlanMetrics(df, 1, Map(
+        0L -> ("SortMergeJoin", Map("number of output rows" -> 4L)))
+      )
+    }
+  }
+
   test("save metrics") {
     withTempPath { file =>
       // person creates a temporary view. get the DF before listing previous execution IDs


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