题目内容:
A、SELECTCASEWHEN125THEN'true'ELSE'false'END;B、SELECTCASEBINARY'B'WHEN'a'THEN1WHEN'b'THEN2END;
C、SELECTCASEWHEN-10THEN'true'END;
D、SELECTCASE'one'WHEN1THEN'one'WHEN2THEN'two'END;
参考答案:
B、SELECTCASEBINARY'B'WHEN'a'THEN1WHEN'b'THEN2END;
C、SELECTCASEWHEN-10THEN'true'END;
D、SELECTCASE'one'WHEN1THEN'one'WHEN2THEN'two'END;