| Wed, 07 Jan 2009 14:55:16 +0100 | Sylvain Thenault | consider intersect *and* distinct | file | diff | annotate |
| Wed, 07 Jan 2009 09:47:56 +0100 | Sylvain Thenault | in some cases (eg ambiguous neged relations), INTERSECT should be used instead of DISTINCT | file | diff | annotate |
| Wed, 05 Nov 2008 15:52:50 +0100 | Adrien Di Mascio | Showtime ! | file | diff | annotate |