On 9 Dec 2011, at 10:25pm, Nick Smallbone wrote:

>   select * from a left natural join (select * from b) where id = 1;

Try not to use sub-selects when you can use a JOIN instead.  Especially don't 
use them in combination.  If you express this as just a JOIN you'll find that 
the optimizer works as expected.  The reason it can't work here is because it 
can work across JOINs but not SELECTs.

Simon.
_______________________________________________
sqlite-users mailing list
sqlite-users@sqlite.org
http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users

Reply via email to