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From "Damien Carol" <damien.ca...@gmail.com>
Subject Re: Review Request 24602: HIVE-7689 : Enable Postgres as METASTORE back-end
Date Tue, 09 Sep 2014 08:55:34 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/24602/
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(Updated sep. 9, 2014, 8:55 matin)


Review request for hive.


Changes
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Rebased on last trunk and fixed a test failure.


Bugs: HIVE-7689
    https://issues.apache.org/jira/browse/HIVE-7689


Repository: hive-git


Description
-------

I maintain few patches to make Metastore works with Postgres back end in our production environment.
The main goal of this JIRA is to push upstream these patches.

This patch enable these features :
* LOCKS on postgres metastore
* COMPACTION on postgres metastore
* TRANSACTION on postgres metastore
* fix metastore update script for postgres


Diffs (updated)
-----

  metastore/scripts/upgrade/postgres/hive-txn-schema-0.13.0.postgres.sql 2ebd3b0 
  metastore/src/java/org/apache/hadoop/hive/metastore/txn/CompactionTxnHandler.java d3aa66f

  metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java df183a0 
  metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java f1697bb 
  ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbTxnManager.java 264052f 
  ql/src/java/org/apache/hadoop/hive/ql/stats/jdbc/JDBCStatsAggregator.java b074ca9 
  ql/src/java/org/apache/hadoop/hive/ql/stats/jdbc/JDBCStatsPublisher.java 5e317ab 
  ql/src/java/org/apache/hadoop/hive/ql/stats/jdbc/JDBCStatsUtils.java 4625d27 

Diff: https://reviews.apache.org/r/24602/diff/


Testing
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Using patched version in production. Enable concurrency with DbTxnManager.


Thanks,

Damien Carol


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