Updates and inserts on the ORM side of the street are single-object kinds of things. The pattern is to load a list of objects, make the appropriate modifications to the those in-memory objects, and then issue a session flush().
This type of bulk operation is best done with the SQL generation portion of the library, like so (using an implicit bound connection here): users.update(users.c.group == contractor).execute({users.c.group = consultant}) On 6/26/07, voltron <[EMAIL PROTECTED]> wrote: > > > Could someone tell me how I would execute this SQL using data mapping? > > # SQL > > UPDATE users SET group=consultant WHERE group = contractor; > > # Mapped object > user_mapper = mapper(User, users) > user = User() > > > Thanks > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---