yuchuanchen commented on code in PR #21563:
URL: https://github.com/apache/flink/pull/21563#discussion_r1067621995
##########
flink-connectors/flink-connector-files/src/main/java/org/apache/flink/connector/file/table/FileSystemTableSource.java:
##########
@@ -340,7 +342,17 @@ public void applyPartitions(List<Map<String, String>>
remainingPartitions) {
@Override
public boolean supportsNestedProjection() {
- return false;
+ return tableOptions.get(SOURCE_NESTED_PROJECTION_PUSHDOWN_ENABLED) &&
isNestedProjectable();
+ }
+
+ private boolean isNestedProjectable() {
+ return bulkReaderFormat != null
+ && bulkReaderFormat instanceof ProjectableDecodingFormat
+ && bulkReaderFormat
Review Comment:
good idea. Updated.
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