SELECT * FROM Student WHERE Sname LIKE ’[张李刘]%’ 语句可以查找姓张、李、刘的学生。A对B错
SELECT * FROM Student WHERE Sname LIKE ’[张李刘]%’ 语句可以查找姓张、李、刘的学生。
A对
B错
参考解析
略
相关考题：
（40）查找学生姓名及其所选修课程号和成绩，正确的 SQL 语句是A）SELECT sname FROM student, SELECT cno,grade FROM sc WHERE student.sno =sc.snoB） FROM sname,cno,grade FROM student,course WHERE student.sno =course.cnoC） SELECT sname ,canme,grade FROM student,course,sc WHERE student.sno =sc.sno and sc.cno=course.cnoD） SELECT sname ,cno,grade FROM student,sc WHERE student.sno =sc.sno
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设有学生数据库：student(sno，sname，sex，age，dept)。现要查询所有刘姓学生的信息，可使用如下的 SQL语句：SELECT*FROM student WHERE【 】。
若要求查找姓名中第一个字为“李”的学生号和姓名。下面列出的SQL语句中，哪个(些)是正确的?Ⅰ．SELECT S#，SNAME FROM S WHERE SNAME=‘李％’Ⅱ．SELECT S#，SNAME FROM S WIERE SNAME LIKE'李％'Ⅲ．SELECT S#，SNAME FROM S WHERE SNAME LIKE'李_'A．ⅠB．ⅡC．ⅢD．全部
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若要求查找姓名中第一个字为‘刘’的学生号和姓名。下面列出的SQL语句中,哪个是正确的?A．SELECT S#,SNAME FROM SWHERE SNAME=′刘%′B．SELECT S#,SNAME FROM SWHERE SNAME=′刘′C．SELECTS#,SNAMEFROMSWHERESNAMELIKE=′刘%′D．SELECTS#,SNAMEFROMSWHERESNAME=′刘′
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对于数据表：student(sno,sname,sex,age,grade)，查询学习成绩为空的学生的学号和姓名，下面语句正确的是______。A．SELECT sno,sname FROM student WHERE gade=NULLB．SELECT sno,sname FROM student WHERE grade IS NULLC．SELECT sno,age FROM student WHERE grade IS NULLD．SELECT mo,age FROM student WHERE grade=NULL
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判断题SELECT * FROM Student WHERE Sname LIKE ’[张李刘]%’ 语句可以查找姓张、李、刘的学生。A对B错