24 lines
590 B
Python
24 lines
590 B
Python
"""add unique constraint to user.username
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Revision ID: a1b2c3d4e5f6
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Revises: 4e8d78ff6e9e
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Create Date: 2026-04-07 15:00:00.000000
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"""
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from typing import Sequence, Union
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from alembic import op
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revision: str = "a1b2c3d4e5f6"
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down_revision: Union[str, Sequence[str], None] = "4e8d78ff6e9e"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.create_unique_constraint("uq_user_username", "user", ["username"])
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def downgrade() -> None:
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op.drop_constraint("uq_user_username", "user", type_="unique")
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