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	<title>imitatio creatio &#187; regex</title>
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	<description>co we łbie piszczy</description>
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		<title>PL/Perl regex vs builtin regex_replace in postgres</title>
		<link>http://filip.rembialkowski.net/plperl-regex-vs-builtin-regex_replace-in-postgres/</link>
		<comments>http://filip.rembialkowski.net/plperl-regex-vs-builtin-regex_replace-in-postgres/#comments</comments>
		<pubDate>Tue, 14 Jul 2009 23:19:03 +0000</pubDate>
		<dc:creator>filip</dc:creator>
				<category><![CDATA[all]]></category>
		<category><![CDATA[databases]]></category>
		<category><![CDATA[performance]]></category>
		<category><![CDATA[perl]]></category>
		<category><![CDATA[postgres]]></category>
		<category><![CDATA[regex]]></category>

		<guid isPermaLink="false">http://filip.rembialkowski.net/?p=382</guid>
		<description><![CDATA[Maybe you (like me) wondered which one is faster... to use builtin regexp_replace function or to use Perl's regex engine via PL/Perl. Here you are - this is a test I made (PostgreSQL 8.3.7, Perl 5.8.8, on CentOS 5,3) First we have a plperl function: CREATE OR REPLACE FUNCTION test_perl( TEXT ) RETURNS TEXT AS [...]]]></description>
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