I sincerely hope that this gets cached somewhere in your app, because if instead they are in models, you're doing 2 selects for every request
On Thursday, August 1, 2013 2:21:07 PM UTC+2, Antonis Konstantinos Tzorvas wrote: > > yes you are right, i was looking also in IS_IN_SET > and finally after your reminder one solution came up easily, > > IS_IN_SET([i.name for i in rows = union(db().select(db.a.name > ),db().select(db.b.name)).sort(lambda row: row.name)]) > > which now displays all the values of a required column from both tables! > don't know if there is a better way to do this, or a way to use IS_IN_DB() > but i think that this one works > > On Thursday, August 1, 2013 2:48:40 PM UTC+3, viniciusban wrote: >> >> I don't think so. >> >> The book says IS_IN_DB() can receive a Set, but not Rows. >> >> On Thu, Aug 1, 2013 at 8:33 AM, Antonis Konstantinos Tzorvas >> <ant...@tzorvas.com> wrote: >> >> --- https://groups.google.com/d/msg/web2py/o3GebSeC7j4/Sct76ynB3fsJ---- >> >> >> >> db=DAL()db.define_table('a',Field('name')) >> >> db.define_table('b',Field('name')) >> >> db.a.insert(name='Alex') >> >> db.a.insert(name='Max') >> >> db.a.insert(name='Tim') >> >> db.b.insert(name='John') >> >> db.b.insert(name='Jack') >> >> def union(x,y): >> >> y.colnames=x.colnames >> >> return x|y >> >> >> >> rows = union(db().select(db.a.name),db().select(db.b.name)).sort(lambda >> >> >> row: row.name) >> >> >> >> for row in rows: print row.name >> > >> > >> > this one worked for the union select part, >> > but how can i use it with a validator like IS_IN_DB for a form? >> > >> > i have two identical tables which data are from different source but >> the >> > structure is the same >> > >> > -- >> > >> > --- >> > You received this message because you are subscribed to the Google >> Groups >> > "web2py-users" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an >> > email to web2py+un...@googlegroups.com. >> > For more options, visit https://groups.google.com/groups/opt_out. >> > >> > >> > -- --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
