You should use func.count(expression) instead of query.count().
On Nov 23, 2010, at 1:52 PM, Juan Antonio Ibáñez <juanito1...@gmail.com> wrote: > Hello > > I am joining one table with itself so I am using alias as: > > ---------------------------- > alias_usuarios1 = aliased(Usuario) > alias_usuarios2 = aliased(Usuario) > > usuarios = DBSession.query(alias_usuarios1, > alias_usuarios2.nombre).filter(alias_usuarios1.resellers_id == > alias_usuarios2.id) > ---------------------------- > > All works ok except when I try to count how many rows I'd got. If I > apply count() to previous query I get following SQL code: > > > ---------------------------- > SELECT count(1) AS count_1 > FROM (SELECT usuarios.id AS usuarios_id, usuarios_1.nombre AS > usuarios_1_nombre > FROM usuarios, usuarios AS usuarios_1, usuarios AS usuarios_2 > WHERE usuarios_2.resellers_id = usuarios_1.id) AS anon_1 > ---------------------------- > > It is joining three tables instead two to make de JOIN. Is there any > way to mend it? > > Regards > > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To post to this group, send email to sqlalch...@googlegroups.com. > To unsubscribe from this group, send email to > sqlalchemy+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/sqlalchemy?hl=en. > -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalch...@googlegroups.com. To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.
