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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 Thu, 21 Aug 2014 08:40:42 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 août 21, 2014, 8:40 matin)


Review request for hive.


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


Repository: hive-git


Description (updated)
-------

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
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  metastore/scripts/upgrade/postgres/hive-txn-schema-0.13.0.postgres.sql 2ebd3b0 
  metastore/src/java/org/apache/hadoop/hive/metastore/txn/CompactionTxnHandler.java 524a7a4

  metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnDbUtil.java 30cf814 
  metastore/src/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java 063dee6 
  ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbTxnManager.java f74f683 
  ql/src/java/org/apache/hadoop/hive/ql/stats/jdbc/JDBCStatsAggregator.java f636cff 
  ql/src/java/org/apache/hadoop/hive/ql/stats/jdbc/JDBCStatsPublisher.java db62721 
  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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