The cleanest way is the little known and undocumented column:

db(db.entities.type==5).select(db.entities.id).column()

Also if you are doing this to use in a belongs you don't need it, you can 
just do db(db.entities.type==5)._select(db.entities.id)


-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
--- 
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 [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to