cloud-fan commented on a change in pull request #32550:
URL: https://github.com/apache/spark/pull/32550#discussion_r633577681
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -598,6 +598,16 @@ object SQLConf {
.bytesConf(ByteUnit.BYTE)
.createOptional
+ val ADAPTIVE_SHUFFLE_HASH_JOIN_LOCAL_MAP_THRESHOLD =
+ buildConf("spark.sql.adaptive.shuffledHashJoinLocalMapThreshold")
+ .doc("Configures the maximum size in bytes for per partition that can be
allowed to build " +
+ "local hash map. If all the partition size not larger than this
threshold, join " +
+ "selection may use shuffled hash join instead of sort merge join when
" +
Review comment:
`when` -> `even if`
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