On May 24, 2007, at 11:34 AM, Eric Ongerth wrote:
> > I'm stumped on what sounds like a simple question, but haven't been > able to find an answer yet because the words "class", "table", and > various forms of "mapper/mapped/mapping" are so common. > > If I've got a class, a table, and a mapper that connects the two... > and then somewhere later on, some function has the table passed to it, > how can that function determine the class mapped to that table? > > I know how to get from a class to a table: > > m = class_mapper(cls) > t = m.local_table > > But I haven't been able to go in the other direction. theres no registry of tables-> mappers, youd have to either track that yourself or loop through sqlalchemy.orm.mapperlib.mapper_registry.values() and check the "mapped_table" property of each one. --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
