peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-557435052
@maropu
> Could you show us actual performance numbers with/without this pr?
This PR results 1.4x times
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-555624976
retest this please
This is an automated message from
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-554993573
@maropu I also run TPCDS queries and the following queries have modified
plans after the PR:
- q14a
- q14b
-
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-552324810
retest this please
This is an automated message from
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-552225930
> Could you show us actual performance numbers with/without this pr?
I created a simple benchmark here:
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-549034118
@cloud-fan @dongjoon-hyun @gatorsmile @maropu @maryannxue @mgaido91 @viirya
any feedback/comment is gladly welcome
peter-toth commented on issue #26044: [SPARK-29375][SQL] Exchange reuse across
all subquery levels
URL: https://github.com/apache/spark/pull/26044#issuecomment-540445410
cc @gatorsmile @maryannxue @mgaido91
This is an
