raminqaf commented on code in PR #28235:
URL: https://github.com/apache/flink/pull/28235#discussion_r3318068891
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flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/functions/bridging/BridgingSqlFunction.java:
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@@ -348,14 +348,29 @@ public CallContext toCallContext(
@Nullable List<Integer> inputTimeColumns,
@Nullable List<ChangelogMode> inputChangelogModes,
@Nullable ChangelogMode outputChangelogMode) {
+ return toCallContext(
+ call, inputTimeColumns, inputChangelogModes,
outputChangelogMode, null);
+ }
+
+ /**
+ * Variant that additionally exposes the call's input upsert keys. Used by
the streaming codegen
+ * path so PTFs can specialize themselves on the input's row-identity
information.
+ */
+ public CallContext toCallContext(
Review Comment:
It is used by `ProcessTableRunnerGenerator.scala:81` for the streaming
codegen path where upsert keys are available.
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