A.GRANT delete ON onlinedb.*TO ’user1’@’%’;B.GRANT delete ON stusta.*TO ’user1’@’%’;C.GRANT delete ON stusta.users TO ’user1’@’%’;D.GRANT delete ON *.*TO ’user1’@’%’;
A.‘’B.“”C.《》D.()
A.referencesB.insertC.selectD.update