Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3783#discussion_r124037152
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/codegen/CodeGenerator.scala
---
@@ -533,7 +600,25 @@ class CodeGenerator(
|$reset
| }""".stripMargin
}
-
+
+ var existDistinct = false
+ if (distinctAggsFlags.isDefined){
+ val distAggsFlags = distinctAggsFlags.get
+ for(i <- distAggsFlags.indices){
+ if(distAggsFlags(i)){ existDistinct = true }
+ }
+ }
+ if(existDistinct){
+ val initReusMember = {
--- End diff --
The code for the distinct deduplication and tuple reusage for
multi-argument aggregate function could go here.
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