davidradl commented on code in PR #25707:
URL: https://github.com/apache/flink/pull/25707#discussion_r1862058735
##########
flink-table/flink-table-common/src/main/java/org/apache/flink/table/annotation/FunctionHint.java:
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@@ -175,13 +178,40 @@
ArgumentHint[] arguments() default {};
/**
- * Explicitly defines the intermediate result type that a function uses as
accumulator.
+ * Explicitly defines the intermediate result type (i.e. state entry) that
an aggregating
+ * function uses as its accumulator. The entry is managed by the framework
(usually via Flink's
+ * managed state).
Review Comment:
it would be worth saying how this is managed by the frame =work if not using
managed state.
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