leanken commented on a change in pull request #29304:
URL: https://github.com/apache/spark/pull/29304#discussion_r463356956
##########
File path:
sql/catalyst/src/main/java/org/apache/spark/sql/catalyst/expressions/UnsafeRow.java
##########
@@ -591,6 +591,15 @@ public boolean anyNull() {
return BitSetMethods.anySet(baseObject, baseOffset, bitSetWidthInBytes /
8);
}
+ public boolean allNull() {
Review comment:
done.
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
##########
@@ -2684,11 +2684,17 @@ object SQLConf {
.doc("When true, NULL-aware anti join execution will be planed into " +
"BroadcastHashJoinExec with flag isNullAwareAntiJoin enabled, " +
"optimized from O(M*N) calculation into O(M) calculation " +
- "using Hash lookup instead of Looping lookup." +
- "Only support for singleColumn NAAJ for now.")
+ "using Hash lookup instead of Looping lookup.")
Review comment:
done
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
##########
@@ -2684,11 +2684,17 @@ object SQLConf {
.doc("When true, NULL-aware anti join execution will be planed into " +
"BroadcastHashJoinExec with flag isNullAwareAntiJoin enabled, " +
"optimized from O(M*N) calculation into O(M) calculation " +
- "using Hash lookup instead of Looping lookup." +
- "Only support for singleColumn NAAJ for now.")
+ "using Hash lookup instead of Looping lookup.")
.booleanConf
.createWithDefault(true)
+ val OPTIMIZE_NULL_AWARE_ANTI_JOIN_MAX_NUM_KEYS =
+ buildConf("spark.sql.optimizeNullAwareAntiJoin.maxNumKeys")
+ .internal()
+ .doc("The maximum number of keys that will be supported to use NAAJ
optimize.")
Review comment:
done.
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