下列 SQL 语句中,哪些语句的输出结果为“03:00:00”?
A.SELECT time‘05:00’-interval‘2 minutes’AS RESULT; B.SELECT time‘05:00’-interval‘2 hours’AS RESULT; C.SELECT time‘04:00’-interval‘1 minutes’AS RESULT; D.SELECT time‘05:00’-interval‘1 hours’AS RESULT;正确答案BD
下列 SQL 语句中,哪些语句的输出结果为“03:00:00”?
A.SELECT time‘05:00’-interval‘2 minutes’AS RESULT; B.SELECT time‘05:00’-interval‘2 hours’AS RESULT; C.SELECT time‘04:00’-interval‘1 minutes’AS RESULT; D.SELECT time‘05:00’-interval‘1 hours’AS RESULT;正确答案BD