yjshen commented on a change in pull request #2000:
URL: https://github.com/apache/arrow-datafusion/pull/2000#discussion_r829654497
##########
File path: datafusion/src/physical_plan/file_format/parquet.rs
##########
@@ -236,32 +237,56 @@ impl ExecutionPlan for ParquetExec {
let adapter = SchemaAdapter::new(self.base_config.file_schema.clone());
- let join_handle = task::spawn_blocking(move || {
- if let Err(e) = read_partition(
- object_store.as_ref(),
- adapter,
- partition_index,
- &partition,
- metrics,
- &projection,
- &pruning_predicate,
- batch_size,
- response_tx.clone(),
- limit,
- partition_col_proj,
- ) {
- println!(
+ let join_handle = if projection.is_empty() {
+ task::spawn_blocking(move || {
+ if let Err(e) = read_partition_no_file_columns(
+ object_store.as_ref(),
+ &partition,
+ batch_size,
+ response_tx.clone(),
Review comment:
Thanks for your patience and detailed explanation. I was wrong on this.
--
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]
