Comments on: The Knight's Challenge – Recursive SQL Queries make a move on the Chess board http://technology.amis.nl/2011/04/09/the-knights-challenge-recursive-sql-queries-make-a-move-on-the-chess-board/ Friends of Oracle and Java Fri, 19 Sep 2014 07:10:40 +0000 hourly 1 http://wordpress.org/?v=4.0 By: World Base Post » Blog Archive » The Knight’s Challenge – Recursive SQL Queries make a move on the Chess board http://technology.amis.nl/2011/04/09/the-knights-challenge-recursive-sql-queries-make-a-move-on-the-chess-board/#comment-6760 Sat, 23 Apr 2011 21:40:04 +0000 http://technology.amis.nl/blog/?p=11853#comment-6760 [...] In my quest to position ‘connect by’ (and its 11g successor, Recursive Subquery) as mechanism for recursive queries rather than just an hierarchical query facility, I stumbled across a simple, fairly meaningless challenge to take on: a knight on a chess board – and the question of finding its way from one square to another. [...] AMIS Technology blog [...]

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By: Lucas Jellema http://technology.amis.nl/2011/04/09/the-knights-challenge-recursive-sql-queries-make-a-move-on-the-chess-board/#comment-6759 Sat, 09 Apr 2011 20:54:34 +0000 http://technology.amis.nl/blog/?p=11853#comment-6759 Hi Anton, That is exactly why I award a grand price to anyone with a solution to that challenge! Well spotted.

Lucas

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By: Anton Scheffer http://technology.amis.nl/2011/04/09/the-knights-challenge-recursive-sql-queries-make-a-move-on-the-chess-board/#comment-6758 Sat, 09 Apr 2011 18:42:11 +0000 http://technology.amis.nl/blog/?p=11853#comment-6758 ??? B1 is a white square, B8 is black. A bishop stays always on the same color. How could a bishop traverse from B1 to B8?
But the Knight’s Challenge is a nice one!

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