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	<title>select * from depesz; &#187; report</title>
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		<title>Tips N’ Tricks &#8211; Generating readable reports with plain SQL</title>
		<link>http://www.depesz.com/2009/06/23/tips-n%e2%80%99-tricks-generating-readable-reports-with-plain-sql/</link>
		<comments>http://www.depesz.com/2009/06/23/tips-n%e2%80%99-tricks-generating-readable-reports-with-plain-sql/#comments</comments>
		<pubDate>Tue, 23 Jun 2009 11:51:43 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[postgresql]]></category>
		<category><![CDATA[psql]]></category>
		<category><![CDATA[report]]></category>
		<category><![CDATA[sql]]></category>
		<category><![CDATA[tnt]]></category>

		<guid isPermaLink="false">http://www.depesz.com/?p=1434</guid>
		<description><![CDATA[Let&#8217;s say you imported some data, but it contains duplicates. You will have to handle them in some way, but to make sensible choice on how to handle it, you need more information. So, let&#8217;s start. We have table: # \d users Table "public.users" Column &#124; Type &#124; Modifiers ------------+--------------------------+---------------------------------------------------- id &#124; integer &#124; not [...]]]></description>
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		<title>Getting list of most common domains</title>
		<link>http://www.depesz.com/2008/12/01/getting-list-of-most-common-domains/</link>
		<comments>http://www.depesz.com/2008/12/01/getting-list-of-most-common-domains/#comments</comments>
		<pubDate>Sun, 30 Nov 2008 22:03:02 +0000</pubDate>
		<dc:creator>depesz</dc:creator>
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		<category><![CDATA[domain]]></category>
		<category><![CDATA[functions]]></category>
		<category><![CDATA[irc]]></category>
		<category><![CDATA[plpgsql]]></category>
		<category><![CDATA[postgresql]]></category>
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		<guid isPermaLink="false">http://www.depesz.com/?p=1330</guid>
		<description><![CDATA[Today, on #postgresql on IRC, guy (can&#8217;t contact him now to get his permission to name him), said: I have a table called problematic_hostnames. It contains a list of banned hostnames in column &#8220;hostname&#8221; (varchar). I would like to display the top 10 troll ISPs based on this. Does PG have a way of spotting [...]]]></description>
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