wuchong commented on a change in pull request #12221:
URL: https://github.com/apache/flink/pull/12221#discussion_r427009783
##########
File path:
flink-connectors/flink-connector-jdbc/src/main/java/org/apache/flink/connector/jdbc/table/JdbcDynamicTableSource.java
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@@ -126,9 +128,20 @@ public ChangelogMode getChangelogMode() {
return ChangelogMode.insertOnly();
}
+ @Override
+ public boolean supportsNestedProjection() {
+ // JDBC doesn't support nested projection
+ return false;
+ }
+
+ @Override
+ public void applyProjection(int[][] projectedFields) {
+ this.physicalSchema =
TableSchemaUtils.projectSchema(physicalSchema, projectedFields);
Review comment:
Removed `selectFields` because we don't need it. The `physicalSchema` is
the selected schema.
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