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	<title>select * from depesz; &#187; nextval</title>
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		<title>Waiting for 9.2 &#8211; NOT VALID CHECKS</title>
		<link>http://www.depesz.com/2011/07/01/waiting-for-9-2-not-valid-checks/</link>
		<comments>http://www.depesz.com/2011/07/01/waiting-for-9-2-not-valid-checks/#comments</comments>
		<pubDate>Thu, 30 Jun 2011 22:16:23 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[check]]></category>
		<category><![CDATA[constraint]]></category>
		<category><![CDATA[nextval]]></category>
		<category><![CDATA[not valid]]></category>
		<category><![CDATA[pg92]]></category>
		<category><![CDATA[postgresql]]></category>
		<category><![CDATA[valid]]></category>
		<category><![CDATA[validate]]></category>

		<guid isPermaLink="false">http://www.depesz.com/?p=2213</guid>
		<description><![CDATA[On 30th of June, Alvaro Herrera committed patch: Enable CHECK constraints to be declared NOT VALID &#160; This means that they can initially be added to a large existing table without checking its initial contents, but new tuples must comply to them; a separate pass invoked by ALTER TABLE / VALIDATE can verify existing data [...]]]></description>
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		<title>getting multiple values from sequences</title>
		<link>http://www.depesz.com/2008/03/20/getting-multiple-values-from-sequences/</link>
		<comments>http://www.depesz.com/2008/03/20/getting-multiple-values-from-sequences/#comments</comments>
		<pubDate>Thu, 20 Mar 2008 11:07:52 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[nextval]]></category>
		<category><![CDATA[plpgsql]]></category>
		<category><![CDATA[postgresql]]></category>
		<category><![CDATA[sequences]]></category>

		<guid isPermaLink="false">http://www.depesz.com/index.php/2008/03/20/getting-multiple-values-from-sequences/</guid>
		<description><![CDATA[there are this situations where you need (or you think you need) to get multiple values from sequence. for example &#8211; you&#8217;re importing lots of data: some objects, some objects which relate to base objects, and so on. of course you can do it all with simple inserts, and currval, but it would be rather [...]]]></description>
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