viirya commented on code in PR #9080:
URL: https://github.com/apache/arrow-datafusion/pull/9080#discussion_r1478775028
##########
datafusion/physical-plan/src/joins/sort_merge_join.rs:
##########
@@ -1121,16 +1151,138 @@ impl SMJStream {
.collect::<Vec<_>>()
};
+ let streamed_columns_length = streamed_columns.len();
+ let buffered_columns_length = buffered_columns.len();
+
+ // Prepare the columns we apply join filter on later.
+ // Only for joined rows between streamed and buffered.
+ let filter_columns = if chunk.buffered_batch_idx.is_some() {
+ if matches!(self.join_type, JoinType::Right) {
+ get_filter_column(&self.filter, &buffered_columns,
&streamed_columns)
+ } else {
+ get_filter_column(&self.filter, &streamed_columns,
&buffered_columns)
+ }
+ } else {
+ vec![]
+ };
+
let columns = if matches!(self.join_type, JoinType::Right) {
- buffered_columns.extend(streamed_columns);
+ buffered_columns.extend(streamed_columns.clone());
buffered_columns
} else {
streamed_columns.extend(buffered_columns);
streamed_columns
};
- self.output_record_batches
- .push(RecordBatch::try_new(self.schema.clone(), columns)?);
+ let output_batch =
+ RecordBatch::try_new(self.schema.clone(), columns.clone())?;
+
+ // Apply join filter if any
+ if !filter_columns.is_empty() {
Review Comment:
I will add a short comment here.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
