foxnouns/alembic/versions/1711032729_add_unique_index_to_members.py

32 lines
699 B
Python

"""Add unique index to members
Revision ID: a000d800f45f
Revises: 17cc8cb77be5
Create Date: 2024-03-21 15:52:09.403257
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
# revision identifiers, used by Alembic.
revision: str = "a000d800f45f"
down_revision: Union[str, None] = "17cc8cb77be5"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_index(
"members_user_name_idx",
"members",
["user_id", sa.text("lower(name)")],
unique=True,
)
def downgrade() -> None:
op.drop_index("members_user_name_idx", table_name="members")