xiangyuf commented on code in PR #26381:
URL: https://github.com/apache/flink/pull/26381#discussion_r2041136921
##########
flink-table/flink-table-common/src/main/java/org/apache/flink/table/connector/sink/DynamicTableSink.java:
##########
@@ -188,7 +188,11 @@ interface Context {
* </ul>
*
* <p>Note: will always return empty for the delete statement because
it has no column list.
+ *
+ * @deprecated use {@link
+ *
org.apache.flink.table.connector.sink.abilities.SupportsTargetColumnWriting}
instead.
*/
+ @Deprecated(since = "2.1")
Optional<int[][]> getTargetColumns();
Review Comment:
IMHO, connectors can customize this behavior by implementing the
`SupportsTargetColumnWriting` interface defined in pr:
https://github.com/apache/flink/pull/26361. Except connectors, I'm not aware of
any other components need this information currently.
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