29 lines
684 B
Python
29 lines
684 B
Python
"""add-foreign-key-on-Thread
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Revision ID: 794d44c2bef8
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Revises: 6498631e62c5
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Create Date: 2019-08-21 16:48:06.623266
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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 = '794d44c2bef8'
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down_revision = '6498631e62c5'
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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_foreign_key(None, 'thread', 'comment', ['top_comment'], ['id'])
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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_constraint(None, 'thread', type_='foreignkey')
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# ### end Alembic commands ###
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