52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
"""Initial migration
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Revision ID: 17999512d1a8
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Revises:
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Create Date: 2024-11-06 01:10:41.690672
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = '17999512d1a8'
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down_revision = None
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branch_labels = None
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depends_on = None
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def upgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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op.create_table('products',
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sa.Column('code', sa.String(length=50), nullable=False, comment='商品代碼'),
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sa.Column('name', sa.String(length=100), nullable=False, comment='商品名稱'),
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sa.Column('price', sa.Numeric(precision=10, scale=2), nullable=False, comment='單價'),
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sa.Column('quantity', sa.Integer(), nullable=True, comment='庫存數量'),
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sa.Column('min_quantity', sa.Integer(), nullable=True, comment='最低庫存量'),
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.Column('updated_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id'),
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sa.UniqueConstraint('code')
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)
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op.create_table('transactions',
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sa.Column('product_id', sa.Integer(), nullable=False, comment='商品ID'),
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sa.Column('type', sa.String(length=20), nullable=False, comment='交易類型: in=入庫, out=出庫'),
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sa.Column('quantity', sa.Integer(), nullable=False, comment='交易數量'),
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sa.Column('notes', sa.Text(), nullable=True, comment='備註'),
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.Column('updated_at', sa.DateTime(), nullable=True),
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sa.ForeignKeyConstraint(['product_id'], ['products.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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# ### end Alembic commands ###
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def downgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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op.drop_table('transactions')
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op.drop_table('products')
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# ### end Alembic commands ###
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