Thanks this is exactly what I was looking for! :) On Nov 13, 9:25 pm, Michael Bayer <mike...@zzzcomputing.com> wrote: > On Nov 13, 2011, at 11:51 PM, espresso maker wrote: > > > > > > > > > > > Here are few columns that I am not sure how to represent their data in > > the database. > > > Columns like 'status' in account indicating the account status. > > > Columns like 'type' indicating the account type 'business', > > individual', 'reseller'. > > > Granted I can normalize them and create tables for each. but I'd like > > to avoid Session.query(AccountType).filter_by(type='business') when > > assigning a type to an account for example. > > > I can use polymorphic discriminator but in most cases I don't need it. > > > Any suggestions? > > I use enums for this, following the rationale + recipe > athttp://techspot.zzzeek.org/2011/01/14/the-enum-recipe/
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