danny0405 commented on code in PR #12961:
URL: https://github.com/apache/hudi/pull/12961#discussion_r1992882320
##########
hudi-spark-datasource/hudi-spark/src/main/scala/org/apache/spark/sql/hudi/command/DeleteHoodieTableCommand.scala:
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@@ -74,4 +88,13 @@ case class DeleteHoodieTableCommand(dft: DeleteFromTable)
extends HoodieLeafRunn
Seq.empty[Row]
}
+
+ def tryPruningDeleteRecordSchema(query: LogicalPlan, requiredColNames:
Seq[String]): LogicalPlan = {
+ val filteredOutput = query.output.filter(attr => isMetaField(attr.name) ||
requiredColNames.contains(attr.name))
+ if (filteredOutput == query.output) {
+ query
+ } else {
+ Project(filteredOutput, query)
+ }
Review Comment:
Does the schema change after the projection?
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