aiwenmo commented on code in PR #3812:
URL: https://github.com/apache/flink-cdc/pull/3812#discussion_r2003452471
##########
flink-cdc-runtime/src/main/java/org/apache/flink/cdc/runtime/operators/schema/common/SchemaDerivator.java:
##########
@@ -134,6 +135,19 @@ public static Set<Schema>
reverseLookupDependingUpstreamSchemas(
.collect(Collectors.toSet());
}
+ /** For an evolved table ID, reverse lookup all upstream schemas that
needs to be fit in. */
+ public static Set<Schema> reverseLookupDependingUpstreamSchemas(
+ final TableIdRouter tableIdRouter,
+ final TableId evolvedTableId,
+ final Set<TableId> allOriginalTables,
+ final Schema originalSchema) {
+ return reverseLookupDependingUpstreamTables(
+ tableIdRouter, evolvedTableId, allOriginalTables)
+ .stream()
+ .map(utid -> originalSchema)
+ .collect(Collectors.toSet());
+ }
+
Review Comment:
This code is useless and should be deleted.
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