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Posted to dev@hive.apache.org by "Rajesh Balamohan (JIRA)" <ji...@apache.org> on 2016/11/18 05:12:58 UTC

[jira] [Created] (HIVE-15240) Updating/Altering stats in metastore can be expensive in S3

Rajesh Balamohan created HIVE-15240:
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             Summary: Updating/Altering stats in metastore can be expensive in S3
                 Key: HIVE-15240
                 URL: https://issues.apache.org/jira/browse/HIVE-15240
             Project: Hive
          Issue Type: Improvement
          Components: Metastore
            Reporter: Rajesh Balamohan
            Priority: Minor


https://github.com/apache/hive/blob/master/metastore/src/java/org/apache/hadoop/hive/metastore/HiveAlterHandler.java#L630

https://github.com/apache/hive/blob/master/metastore/src/java/org/apache/hadoop/hive/metastore/MetaStoreUtils.java#L367

If there are 100 partitions, it iterates every partition to determine its location taking up more than good amount of time.



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