On Thu, Oct 07, 2010 at 05:22:19PM +0100, Simon Slavin scratched on the wall: > On 7 Oct 2010, at 5:05pm, Michele Pradella wrote: > > > The DB is indexed by a DateTime column (is a 64 bit integer) > > Do make sure that that column is declared as INTEGER and that there > is an index on it.
When deleting 20 to 25% of the rows, an index is likely to slow things down. -j -- Jay A. Kreibich < J A Y @ K R E I B I.C H > "Intelligence is like underwear: it is important that you have it, but showing it to the wrong people has the tendency to make them feel uncomfortable." -- Angela Johnson _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
