Rajesh Balamohan created HIVE-23318:
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             Summary: TxnHandler need not delete from 
MATERIALIZATION_REBUILD_LOCKS on need basis
                 Key: HIVE-23318
                 URL: https://issues.apache.org/jira/browse/HIVE-23318
             Project: Hive
          Issue Type: Improvement
          Components: Hive
            Reporter: Rajesh Balamohan


Observed the following queries when materialized view or any of its feature was 
not used. 

TxnHandler need not clear this part of txn commit. It would help in reducing 
the sql parsing time in server side as well.

{noformat}
  G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398082
  G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398084
  G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398112
{noformat}



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