HeartSaVioR commented on a change in pull request #28975:
URL: https://github.com/apache/spark/pull/28975#discussion_r451857092
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File path:
sql/core/src/test/scala/org/apache/spark/sql/streaming/StreamingJoinSuite.scala
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@@ -996,4 +997,47 @@ class StreamingOuterJoinSuite extends StreamTest with
StateStoreMetricsTest with
)
}
}
+
+ test("SPARK-32148 stream-stream join regression on Spark 3.0.0") {
+ val input1 = MemoryStream[(Timestamp, String, String)]
+ val df1 = input1.toDF
+ .selectExpr("_1 as eventTime", "_2 as id", "_3 as comment")
+ .withWatermark(s"eventTime", "2 minutes")
+
+ val input2 = MemoryStream[(Timestamp, String, String)]
+ val df2 = input2.toDF
+ .selectExpr("_1 as eventTime", "_2 as id", "_3 as name")
+ .withWatermark(s"eventTime", "4 minutes")
+
+ val joined = df1.as("left")
+ .join(df2.as("right"),
+ expr(s"""
Review comment:
Ah that's not necessary. Will remove.
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