On Wed, Dec 9, 2020 at 11:49 AM Larry Martell <[email protected]> wrote:
>
> On Wed, Dec 9, 2020 at 11:44 AM Larry Martell <[email protected]> wrote:
> >
> > When I run sqlacodegen on my DB it creates classes for most of the
> > tables, but for some it creates only Table objects. I don't see any
> > rhyme or reason as to why it does this for some. How can I get to
> > generate classes for all the tables?
>
> I found this: 
> https://stackoverflow.com/questions/34675604/sqlacodegen-generates-mixed-models-and-tables/35916967
> that says it generates Table objects if there is no PK. But the ones
> it generated Table objects for do have PKs, e.g.:
>
> t_BusinessAreaContact = Table(
>     'BusinessAreaContact', metadata,
>     Column('businessAreaID',
> ForeignKey('BusinessArea.businessAreaID'), primary_key=True,
> nullable=False),
>     Column('contactEmail', ForeignKey('Contact.contactEmail'),
> primary_key=True, nullable=False)
> )

Ah, seeing this now:

It will only form model classes for tables that have a primary key and
are not association tables

A table is considered an association table if it satisfies all of the
following conditions:

has exactly two foreign key constraints
all its columns are involved in said constraints

-- 
SQLAlchemy - 
The Python SQL Toolkit and Object Relational Mapper

http://www.sqlalchemy.org/

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