Maxim Gekk created SPARK-30565:
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Summary: Regression in the ORC benchmark
Key: SPARK-30565
URL: https://issues.apache.org/jira/browse/SPARK-30565
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 3.0.0
Reporter: Maxim Gekk
New benchmark results generated in the PR
[https://github.com/apache/spark/pull/27078] show regression ~3 times.
Before:
{code}
Hive built-in ORC 520 531
8 2.0 495.8 0.6X
{code}
https://github.com/apache/spark/pull/27078/files#diff-42fe5f1ef10d8f9f274fc89b2c8d140dL138
After:
{code}
Hive built-in ORC 1761 1792
43 0.6 1679.3 0.1X
{code}
https://github.com/apache/spark/pull/27078/files#diff-42fe5f1ef10d8f9f274fc89b2c8d140dR138
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