В сообщении от Thursday 19 June 2008 01:09:42 Teg написал(а):
> I doubt the COUNT in Sqlite could be any faster. You really notice the
> slowdown though, the first time you access the DB and nothing's in
> cache.

I think, you can use index directly as
create index id_idx on mytable(id);

select count(id) from mytable where id>0;

explain query plan select count(id) from mytable where id>0;
0|0|TABLE mytable WITH INDEX id_idx

It's better than use count(*) with "where" condition.
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