Add ProductCost.discontinued
flag to schema
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# -*- coding: utf-8 -*-
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"""add productcost.discontinued
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Revision ID: 6a1ec8b93637
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Revises: 3b5e0b87c176
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Create Date: 2017-03-28 18:02:44.714003
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"""
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from __future__ import unicode_literals
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# revision identifiers, used by Alembic.
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revision = '6a1ec8b93637'
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down_revision = u'3b5e0b87c176'
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branch_labels = None
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depends_on = None
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from alembic import op
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import sqlalchemy as sa
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import rattail.db.types
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from sqlalchemy.dialects import postgresql
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def upgrade():
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# product_cost
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op.add_column('product_cost', sa.Column('discontinued', sa.Boolean(), nullable=True))
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def downgrade():
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# product_cost
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op.drop_column('product_cost', 'discontinued')
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@ -466,6 +466,11 @@ class ProductCost(Base):
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unit_cost = sa.Column(sa.Numeric(precision=9, scale=5))
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effective = sa.Column(sa.DateTime())
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discontinued = sa.Column(sa.Boolean(), nullable=True, doc="""
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Flag to indicate if the cost record has been discontinued, presumably by
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the vendor.
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""")
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vendor = orm.relationship(
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Vendor,
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backref=orm.backref('product_costs', cascade='all'))
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