davidradl commented on code in PR #26966:
URL: https://github.com/apache/flink/pull/26966#discussion_r2329693083
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flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/hint/StateTtlHint.java:
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@@ -92,6 +96,32 @@ public static Map<Integer, Long>
getStateTtlFromHintOnBiRel(List<RelHint> hints)
return stateTtlFromHint;
}
+ /**
+ * Get the state ttl from hints from the listOptions inside the STATE_TTL
{@link RelHint} if
+ * present. Else if returns an empty map. Used for nodes with multiple
inputs such as {@link
+ * StreamPhysicalMultiJoin}.
+ *
+ * @return The key of the map is the input side. The value of the map is
the state ttl in
Review Comment:
what does "The key of the map is the input side" mean - I guess this is an
identifier associated with the input side ?
nit: the return should start by saying it returns a map before talking about
the key and value content.
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