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	<title>select * from depesz; &#187; unnest</title>
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		<title>Waiting for 9.1 &#8211; FOREACH IN ARRAY</title>
		<link>http://www.depesz.com/2011/03/07/waiting-for-9-1-foreach-in-array/</link>
		<comments>http://www.depesz.com/2011/03/07/waiting-for-9-1-foreach-in-array/#comments</comments>
		<pubDate>Mon, 07 Mar 2011 13:44:04 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
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		<category><![CDATA[array]]></category>
		<category><![CDATA[foreach]]></category>
		<category><![CDATA[generate_subscripts]]></category>
		<category><![CDATA[pg91]]></category>
		<category><![CDATA[plpgsql]]></category>
		<category><![CDATA[postgresql]]></category>
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		<guid isPermaLink="false">http://www.depesz.com/?p=2121</guid>
		<description><![CDATA[On 16th of February, Tom Lane committed patch: Add FOREACH IN ARRAY looping to plpgsql. &#160; (I'm not entirely sure that we've finished bikeshedding the syntax details, but the functionality seems OK.) &#160; Pavel Stehule, reviewed by Stephen Frost and Tom Lane This adds simpler syntax to capability that was already there, but it&#8217;s easier [...]]]></description>
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		<title>How to order by some random &#8211; query defined &#8211; values?</title>
		<link>http://www.depesz.com/2010/07/25/how-to-order-by-some-random-query-defined-values/</link>
		<comments>http://www.depesz.com/2010/07/25/how-to-order-by-some-random-query-defined-values/#comments</comments>
		<pubDate>Sun, 25 Jul 2010 11:30:51 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
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		<category><![CDATA[generate_series]]></category>
		<category><![CDATA[order]]></category>
		<category><![CDATA[postgresql]]></category>
		<category><![CDATA[row_number]]></category>
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		<guid isPermaLink="false">http://www.depesz.com/?p=1775</guid>
		<description><![CDATA[Let&#8217;s imagine simple situation &#8211; you have table of objects (each with id), and you want objects 3, 71, 5 and 16. And in that order! How to do it? First, let&#8217;s create some test data: CREATE TABLE test_data &#40; id INT4 PRIMARY KEY, codename TEXT &#41;; INSERT INTO test_data &#40; id, codename &#41; SELECT [...]]]></description>
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		<slash:comments>4</slash:comments>
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		<title>Waiting for 8.4 &#8211; array aggregate and array unpacker</title>
		<link>http://www.depesz.com/2008/11/14/waiting-for-84-array-aggregate-and-array-unpacker/</link>
		<comments>http://www.depesz.com/2008/11/14/waiting-for-84-array-aggregate-and-array-unpacker/#comments</comments>
		<pubDate>Fri, 14 Nov 2008 16:15:24 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[aggregate]]></category>
		<category><![CDATA[arrays]]></category>
		<category><![CDATA[array_agg]]></category>
		<category><![CDATA[pg84]]></category>
		<category><![CDATA[postgresql]]></category>
		<category><![CDATA[unnest]]></category>

		<guid isPermaLink="false">http://www.depesz.com/?p=1314</guid>
		<description><![CDATA[Finally, we got very important addons to PostgreSQL, which help with dealing with arrays. It solves a lot of problems, which were usually solved with standard cookbook code, which was in faqs, blog posts and number of examples on irc. First, there is a function to build array as aggregate. It was committed by Peter [...]]]></description>
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		<slash:comments>4</slash:comments>
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