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Subject: Re: Review Request 38487: Enable JPA statement caching
 (internal/external)
From: "Alejandro Fernandez" <afernandez@hortonworks.com>
To: "Myroslav Papirkovskyy" <mpapyrkovskyy@hortonworks.com>,
 "Sebastian Toader" <stoader@hortonworks.com>,
 "Robert Nettleton" <rnettleton@hortonworks.com>,
 "Jonathan Hurley" <jhurley@hortonworks.com>
Cc: "Ambari" <dev@ambari.apache.org>, "Oliver Szabo" <oszabo@hortonworks.com>,
 "Alejandro Fernandez" <afernandez@hortonworks.com>
Date: Wed, 06 Jan 2016 18:13:34 -0000
Message-ID: <20160106181334.1209.33829@reviews.apache.org>
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Reply-To: "Alejandro Fernandez" <afernandez@hortonworks.com>

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https://reviews.apache.org/r/38487/#review113100
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Ship it!


Ship It!

- Alejandro Fernandez


On Jan. 6, 2016, 2:54 p.m., Oliver Szabo wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38487/
> -----------------------------------------------------------
> 
> (Updated Jan. 6, 2016, 2:54 p.m.)
> 
> 
> Review request for Ambari, Jonathan Hurley, Myroslav Papirkovskyy, Robert Nettleton, and Sebastian Toader.
> 
> 
> Bugs: AMBARI-13036
>     https://issues.apache.org/jira/browse/AMBARI-13036
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Problem: 
> 
> Ambari does not cache database statements which leads to excessive parsing.
> 
> Solution:
> 
> Added internal and external statement caching feature to Ambari. Caching is not used by default (for c3p0: if max statements is 0, caching is disabled, for insternal caching its decided based on a boolean flag)
> 
> 
> Diffs
> -----
> 
>   ambari-server/src/main/java/org/apache/ambari/server/configuration/Configuration.java e3686ac 
>   ambari-server/src/main/java/org/apache/ambari/server/controller/ControllerModule.java a40fae6 
>   ambari-server/src/test/java/org/apache/ambari/server/configuration/ConfigurationTest.java 074fbb4 
> 
> Diff: https://reviews.apache.org/r/38487/diff/
> 
> 
> Testing
> -------
> 
> Unit testing done.
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 01:31 h
> [INFO] Finished at: 2015-09-17T17:21:55+00:00
> [INFO] Final Memory: 48M/605M
> [INFO] ------------------------------------------------------------------------
> 
> Functional testing:
> Locally: done on Postgres & MySQL databases
> 
> 
> Thanks,
> 
> Oliver Szabo
> 
>


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