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	<title>select * from depesz; &#187; patch</title>
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		<title>How to manage changes to your database?</title>
		<link>http://www.depesz.com/2010/08/22/versioning/</link>
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		<pubDate>Sun, 22 Aug 2010 14:39:49 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
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		<guid isPermaLink="false">http://www.depesz.com/?p=1814</guid>
		<description><![CDATA[Every now and then somebody asks how to make diff of database schemata. Usual background is like: we have production database, and development database, and we want to see what is different on development to be able to change production in the same way. Personally I think that such approach is inherently flawed. Why? First [...]]]></description>
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		<title>Is there any good versioning package for database schema and/or data?</title>
		<link>http://www.depesz.com/2008/10/23/is-there-any-good-versioning-package-for-database-schema-andor-data/</link>
		<comments>http://www.depesz.com/2008/10/23/is-there-any-good-versioning-package-for-database-schema-andor-data/#comments</comments>
		<pubDate>Thu, 23 Oct 2008 09:09:06 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
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		<category><![CDATA[versioning]]></category>
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		<guid isPermaLink="false">http://www.depesz.com/?p=1298</guid>
		<description><![CDATA[Like practically any application, applications that I deal with evolve. They change their requirements when it comes to database storage &#8211; new tables, new columns, modified columns. Or perhaps &#8211; new base data &#8211; like new values in virtually static dictionaries. For past years we&#8217;ve been working with set of pl/plgsql functions which kept track [...]]]></description>
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