cloud-fan commented on code in PR #39512:
URL: https://github.com/apache/spark/pull/39512#discussion_r1067652958
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sql/core/src/test/scala/org/apache/spark/sql/CachedTableSuite.scala:
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@@ -541,7 +541,8 @@ class CachedTableSuite extends QueryTest with SQLTestUtils
spark.catalog.cacheTable("t2")
// Joining them should result in no exchanges.
- verifyNumExchanges(sql("SELECT * FROM t1 t1 JOIN t2 t2 ON t1.key =
t2.a"), 0)
+ val numExchanges = if (numPartitions == 1) 2 else 0
Review Comment:
is it due to wrong size estimation?
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