Steve Piercy
2017-10-28 52231536d236ff6aa751f9e4269c543502e87025
commit | author | age
bfa499 1 from sqlalchemy.ext.declarative import declarative_base
SP 2 from sqlalchemy.schema import MetaData
3
022a6e 4 # Recommended naming convention used by Alembic, as various different database
SP 5 # providers will autogenerate vastly different names making migrations more
9c84d8 6 # difficult. See: http://alembic.zzzcomputing.com/en/latest/naming.html
bfa499 7 NAMING_CONVENTION = {
522315 8     "ix": "ix_%(column_0_label)s",
bfa499 9     "uq": "uq_%(table_name)s_%(column_0_name)s",
SP 10     "ck": "ck_%(table_name)s_%(constraint_name)s",
11     "fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
12     "pk": "pk_%(table_name)s"
13 }
14
15 metadata = MetaData(naming_convention=NAMING_CONVENTION)
16 Base = declarative_base(metadata=metadata)