CPI Ordering System (the old version)
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.schema import MetaData
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# Recommended naming convention used by Alembic, as various different database
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# providers will autogenerate vastly different names making migrations more
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# difficult. See: http://alembic.zzzcomputing.com/en/latest/naming.html
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NAMING_CONVENTION = {
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"ix": "ix_%(column_0_label)s",
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"uq": "uq_%(table_name)s_%(column_0_name)s",
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"ck": "ck_%(table_name)s_%(constraint_name)s",
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"fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
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"pk": "pk_%(table_name)s"
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}
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metadata = MetaData(naming_convention=NAMING_CONVENTION)
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Base = declarative_base(metadata=metadata)
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