git-svn-id: https://jules.scsys.co.uk/repository/shadowcat-code/scratchpad/matthewt/sig/lib@860
8a6f57db-631f-0410-b083-dc7c4259d016
<@mst> "where table1=table1.table1_id"
<@mst> WTF?
<@sungo> perhaps you should think about it at ALL first
+%
+< Zhivago> It's like trying to measure a human hair by using an angry bear.
+< Zhivago> You'd need to do the comparison many times in order to
+ increase the resolution sufficiently to tell you anything, and
+ there are less stupid approaches.