sudoku in an sql statement

From: Merlin Moncure <mmoncure(at)gmail(dot)com>
To: PostgreSQL General <pgsql-general(at)postgresql(dot)org>
Subject: sudoku in an sql statement
Date: 2009-10-31 13:32:14
Message-ID: b42b73150910310632y29523c6esbc1faab2dc4a062@mail.gmail.com
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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

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