CREATE INDEX IF NOT EXISTS idx_teams_name ON teams (name); ALTER TABLE teams DROP COLUMN IF EXISTS allowopeninvite; ALTER TABLE teams DROP COLUMN IF EXISTS lastteamiconupdate; ALTER TABLE teams DROP COLUMN IF EXISTS description; ALTER TABLE teams DROP COLUMN IF EXISTS groupconstrained; DROP INDEX IF EXISTS idx_teams_invite_id; DROP INDEX IF EXISTS idx_teams_update_at; DROP INDEX IF EXISTS idx_teams_create_at; DROP INDEX IF EXISTS idx_teams_delete_at; DROP INDEX IF EXISTS idx_teams_scheme_id; DROP TABLE IF EXISTS teams;