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	<title>SimonOnSoftware &#187; design</title>
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		<title>The Worst Database Design</title>
		<link>http://simononsoftware.com/the-worst-database-design/</link>
		<comments>http://simononsoftware.com/the-worst-database-design/#comments</comments>
		<pubDate>Tue, 25 Aug 2009 10:52:29 +0000</pubDate>
		<dc:creator>Simon</dc:creator>
				<category><![CDATA[database]]></category>
		<category><![CDATA[design]]></category>
		<category><![CDATA[wtf]]></category>

		<guid isPermaLink="false">http://www.simononsoftware.com/?p=534</guid>
		<description><![CDATA[Let&#8217;s create tables&#8230; like this:
CREATE TABLE A
(
    ID PRIMARY KEY
    ...
);

CREATE TABLE B
(
    ID PRIMARY KEY
    ...
);
The whole idea is that (due to some reasons that I don&#8217;t remember) there is one-to-one relation between those two tables (A.id = B.id). One-to-one relation is [...]


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