Re: sudoku in an sql statement

From: Thomas Kellerer <spam_eater(at)gmx(dot)net>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: sudoku in an sql statement
Date: 2009-10-31 23:32:03
Message-ID: hcihdj$k5s$1@ger.gmane.org
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Merlin Moncure wrote on 31.10.2009 14:32:
> an oracle guy wrote an sql statement that solves a sudoku
> puzzle...using an oracle specific feature. Still, it's pretty neat,
> and an absolute gem of lateral thinking.
>
> http://technology.amis.nl/blog/6404/oracle-rdbms-11gr2-solving-a-sudoku-using-recursive-subquery-factoring
>
> merlin
>
There is also a DB2 version:
http://forums.devshed.com/db2-development-114/absolute-sudoku-solver-641065.html

That guy also wrote a statement to select prime numbers:
http://forums.devshed.com/db2-development-114/prime-numbers-in-plain-db2t-640347.html

and to solve equations:
http://forums.devshed.com/db2-development-114/equation-solver-plain-db2t-643752.html

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