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webmail-client/backend/migrations/versions/0006_user_quota.py
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"""add users.quota_bytes
Per-user storage quota (bytes) so an administrator can define/override it later.
Defaults to 5 GiB for existing and new users.
Revision ID: 0006
Revises: 0005
Create Date: 2026-07-18
"""
from __future__ import annotations
from collections.abc import Sequence
from alembic import op
revision: str = "0006"
down_revision: str | None = "0005"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None
def upgrade() -> None:
op.execute("ALTER TABLE users ADD COLUMN quota_bytes bigint NOT NULL DEFAULT 5368709120")
def downgrade() -> None:
op.execute("ALTER TABLE users DROP COLUMN IF EXISTS quota_bytes")