18 lines
980 B
MySQL
18 lines
980 B
MySQL
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-- Adds User.discord_id for Discord account linking (backend/discord_link.py).
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--
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-- This project has no Alembic: SQLAlchemy create_all() only creates *missing
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-- tables*, so it will NOT add this column to an existing accounts DB. deploy.sh
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-- and deploy-dev.sh run deploy/migrate-db.py, which applies the pending files
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-- here on every deploy (tracked in a schema_migrations table, backing the DB up
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-- first). A fresh DB gets the column + uniqueness from the model and is baselined
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-- rather than ALTERed. To apply by hand instead (back the DB up first):
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--
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-- sqlite3 /opt/thermograph/data/accounts.sqlite < deploy/migrations/001-user-discord-id.sql
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ALTER TABLE user ADD COLUMN discord_id VARCHAR(32);
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-- SQLite can't add a UNIQUE column via ALTER, so enforce it with a partial unique
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-- index (NULLs are allowed to repeat; a real id links to at most one account).
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CREATE UNIQUE INDEX IF NOT EXISTS ix_user_discord_id
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ON user (discord_id) WHERE discord_id IS NOT NULL;
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