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Posted to issues-all@impala.apache.org by "Andrew Sherman (JIRA)" <ji...@apache.org> on 2019/03/05 00:13:00 UTC
[jira] [Created] (IMPALA-8279) Revert IMPALA-6658 to avoid ETL performance regression
Andrew Sherman created IMPALA-8279:
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Summary: Revert IMPALA-6658 to avoid ETL performance regression
Key: IMPALA-8279
URL: https://issues.apache.org/jira/browse/IMPALA-8279
Project: IMPALA
Issue Type: Bug
Reporter: Andrew Sherman
The fix for IMPALA-6658 seems to cause a measurable regression on
{quote}
use tpcds;
create TABLE store_sales_unpart stored as parquet as SELECT * FROM tpcds.store_sales;
INSERT OVERWRITE TABLE store_sales_unpart SELECT * FROM store_sales;
{quote}
Revert the change to avoid the regression.
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