问题详情

有SQL语句：SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=；ALL(SELECT 工资 FROM 教师 WHERE 系号=“02”)与如上语句等价的SQL语句是A) SELECT DISTINCT 系号 FROM 教师 WHERE 工资＞＝；(SELECT MAX（工资）FROM教师WHERE系号="02")B）SELECT DISTINCT 系号 FROM 教师 WHERE 工资＞=；(SELECT MIN(工资）FROM 教师 WHERE 系号＝"02"）C）SELECT DISTINCT 系号 FROM 教师 WHERE 工资＞＝；ANY(SELECT 工资 FROM 教师 WHERE 系号="02")D）SELECT DISTINCT 系号 FROM 教师 WHERE 工资＞＝；SOME(SELECT 工资 FROM 教师 WHERE 系号="02"）