CREATE INDEX IF NOT EXISTS idx_teammembers_team_id ON teammembers (teamid);

ALTER TABLE teammembers DROP COLUMN IF EXISTS schemeuser;
ALTER TABLE teammembers DROP COLUMN IF EXISTS schemeadmin;
ALTER TABLE teammembers DROP COLUMN IF EXISTS schemeguest;
ALTER TABLE teammembers DROP COLUMN IF EXISTS deleteat;

DROP INDEX IF EXISTS idx_teammembers_user_id;
DROP INDEX IF EXISTS idx_teammembers_delete_at;

DROP TABLE IF EXISTS teammembers;