[jira] [Created] (HIVE-23281) ObjectStore::convertToStorageDescriptor can be optimised to reduce calls to DB for ACID tables

Thu, 23 Apr 2020 01:26:26 -0700 

Rajesh Balamohan created HIVE-23281:
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             Summary: ObjectStore::convertToStorageDescriptor can be optimised 
to reduce calls to DB for ACID tables
                 Key: HIVE-23281
                 URL: https://issues.apache.org/jira/browse/HIVE-23281
             Project: Hive
          Issue Type: Improvement
            Reporter: Rajesh Balamohan


[https://github.com/apache/hive/blob/master/standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java#L1980]

 

[https://github.com/apache/hive/blob/master/standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java#L1982]

 

SkewInfo, bucketCols, ordering etc are not needed for ACID tables. It may be 
good to check for transactional tables and get rid these calls in table lookups.

 

This should help in reducing DB calls.



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