22 lines
439 B
Python
22 lines
439 B
Python
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"""Add unique constraint to label column on sources table
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Revision ID: 6006c79b6011
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Revises: 984178255c83
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Create Date: 2018-10-19 15:23:06.750510
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"""
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# revision identifiers, used by Alembic.
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revision = '6006c79b6011'
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down_revision = '984178255c83'
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from alembic import op
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def upgrade():
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op.create_unique_constraint("uq_label", 'sources', ['label'])
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def downgrade():
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op.drop_constraint("uq_label", 'sources', type_='unique')
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