网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
与WHERE AGE BETWEEN 18 AND 23完全等价的是()
A
WHERE AGE>18AND AGE<23
B
WHERE AGE>=18AND AGE<23
C
WHERE AGE>18AND AGE<=23
D
WHERE AGE>=18AND AGE<=23
参考答案
参考解析
解析:
暂无解析
更多 “单选题与WHERE AGE BETWEEN 18 AND 23完全等价的是()A WHERE AGE>18AND AGE<23B WHERE AGE>=18AND AGE<23C WHERE AGE>18AND AGE<=23D WHERE AGE>=18AND AGE<=23” 相关考题
考题
有SQL语句: SELECT*FROM教师WHERENOT(工资>30000R工资<2000)与如上语句等价的SQL语句是A.SELECT*FROM 教师 WHERE 工资 BETWEEN 2000 AND 3000B.SELECT*FROM 教师 WHERE 工资>2000 AND工资<3000C.SELECT*FROM 教师 WHERE 工资>2000 OR工资<3000D.SELECT*FROM 教师 WHERE 工资<=2000 AND工资>3000
考题
有下列SQLSELECT语句:SELECT*FROM 工资表 WHERE 基本工资=1000下列与该语句
有下列SQLSELECT语句:SELECT*FROM 工资表 WHERE 基本工资<=3000 AND 基本工资>=1000下列与该语句等价的是( )。A.SELECT*FROM工资表WHERE基本工资BETWEEN 1000 AND 3000B.SELECT*FROM工资表WHERE基本工资BETWEEN 3000 AND 1000C.SELECT*FROM工资表WHERE基本工资FROM 1000 INTO 3000D.SELECT*FROM工资表WHERE基本工资FROM 3000 INTO 1000
考题
与 “ SELECT * FROM 歌手 WHERE NOT( 最后得分> 9.00 OR 最后得分< 8.00) ” 等价的语句是A)SELECT * FROM 歌手 WHERE 最后得分 BETWEEN 9.00 AND 8.00B)SELECT * FROM 歌手 WHERE 最后得分> =8.00 AND 最后得分< =9.00C)SELECT * FROM 歌手 WHERE 最后得分> 9.00 OR 最后得分< 8.00D)SELECT * FROM 歌手 WHERE 最后得分< =8.00 AND 最后得分> =9.00
考题
对于学生信息表:student(sno,sname,sex,age,dept),能够得到年龄在20岁到22岁之间的学生的姓名和学号的语句是A.SELECT * FROM student WHERE age BETWEEN 20 AND 22B.SELECT sname,sno FROM student WHERE age BETWEEN 20 AND 22C.SELECT sname,sno FROM student WHERE age>=20D.SELECT sname,sno FROM student WHERE age<=22
考题
有如下SQL-SELECT语句SELECT * FROM HH WHERE 单价 BETWEEN 10.6 AND 13.4与该语句等价的是A.SELECT * FROM HH WHERE 单价=13.4 AND 单价=10.6B.SELECT * FROM HH WHERE 单价13.4 AND 单价10.6C.SELECT * FROM HH WHERE 单价=13.4 AND 单价=10.6D.SELECT * FROM HH WHERE 单价13.4 AND 单价10.6
考题
有如下SQL SELECT语句SELECT * FORM. 工资表 WHERE 基本工资=2000 AND 基本工资=1500下列与该语句等价的是A.SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 1500 AND 2000B.SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 2000 AND 1500C.SELECT * FORM. 工资表 WHERE 基本工资 FROM 1500 INTO 2000D.SELECT * FORM. 工资表 WHERE 基本工资 FROM 2000 INTO 1500
考题
对于学生信息表S(SNUMBER,SNAME,SEX,AGE,DEPT)(STUDENT由学号SN0,姓名SNAME,性别SEX,年龄AGE,所在系DEPT5个属性组成,其中SNUMBER为主码),求年龄20~23岁之间的学生姓名和年龄,正确的语句是( )。A) SELECT SNAME, AGE FROM S WHERE AGE20 OR AGE23B) SELECT SNAME, AGE FROM S WHERE AGE BETWEEN 20 AND 23C) SELECT * FROM S WHERE AGE BETWEEN 20 AND 23D) 以上均不正确
考题
与WHEREAGEBETWEEN18AND20完全等价的是()。
A、WHEREAGE>18ANDAGEB、WHEREAGE>=18ANDAGEC、WHEREAGE>18ANDAGED、WHEREAGE>=18ANDAGE
考题
根据SQL标准,下面哪条语句与select min(age) from student等效?()A select age from student where age >= min(age)B select distinct age from student where age >= all min(age)C select distinct a.age from student a where a.ageD select distinct a.age from student a where a.age
考题
有如下SQL SELECT语句SELECT*FORM工资表WHERE基本工资=1500下列与该语句等价
有如下SQL SELECT语句 SELECT*FORM工资表WHERE基本工资<=2000 AND基本工资>=1500下列与该语句等价的A.SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 1500 AND 2000B.SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 2000 AND 1500C.SELECT * FORM. 工资表 WHERE 基本工资 FROM 1500 INTO 2000D.SELECT * FORM. 工资表 WHERE 基本工资 FROM 2000 INT0 1500
考题
对于学生信息表STUDENT(SNO, SNAME,SEX,AGE,DEPT)(STUDENT由学号SNO、姓名SNAME、性别SEX、年龄AGE、所在系DEPT 5个属性组成,其中SNO为主码),求年龄20~23岁之间的学生姓名和年龄,正确的语句是( )。A.SELECT SNAME,AGE FROM STUDENT WHERE AGE20 AND AGE23B. SELECT*FROM STUDENT WHERE AGE BETWEEN 20 AND 23C.SELECT SNAME,AGE FROM STUDENT WHERE AGE BETWEEN 20 AND 23D.以上均不正确
考题
若要求查找“年龄大于18岁学生的学生号和姓名”,正确的SQL语句是( )。A.SELECT S#,SNAME FROM S WHERE AGE18B.SELECT S#,SNAME FROM S WHERE AGE=18C.SELECT S#,SNAME FROM S WHERE AGE'18'D.SELECT S#,SNAME FROM S WHERE AGE='18'
考题
在学生表STUD中,查询年龄在20至23岁之间的学生的姓名(XM)、年龄(SA) 和所在系(SD) ,实现该功能的正确SQL语句是( )。A.SELECT XM,SA,SD FROM STUD WHERE BETWEEN 20<SA<23;B.SELECTXM,SA,SD FROM STUD WHERE SA:BETWEEN 23 AND 20;C.SELECTXM,SA,SD FROM STUD WHERE SA NOTBETWEEN20 AND 23;D.SELECTXM,SA,SD FROM STUD WHERE SA BETWEEN 20 AND 23;
考题
在学生表STUD中,查询年龄在20至23岁之间的学生的姓名(XM)、年龄(SA)和所在系(SD),实现该功能的正确SQL语句是A.SELECT XM,SA,SD FROM STUD WHERE BETWEEN 20<SA<23;B.SELECTXM,SA,SD FROM STUD WHERE SA BETWEEN23 AND 20C.SELECTXM,SA,SDFROM STUD WHERE SA NOT BETWEEN 20 AND23D.SELECT XM,SA,SDFROM STUD WHERE SA BETWEEN 20 AND23
考题
在学生表STUD中,查询年龄在20~23岁之间的学生的姓名(XM)、年龄(SA)和所在系(SD),实现该功能的正确SQL语句是______。A.SELECT XM, SA, SD FROM STUD WHERE BETWEEN 20<SA<23;B.SELECT XM, SA, SD FROM STUD WHERE SA BETWEEN 23 AND 20;C.SELECT XM, SA, SD FROM STUD WHERE SA NOT BETWEEN 20 AND 23;D.SELECT XM, SA, SD FROM STUD WHERE SA BETWEEN 20 AND 23;
考题
与WHERE AGE BETWEEN 18 AND 23完全等价的是( )。A.WHERE AGE>18AND AGEB.WHERE AGE>=18AND AGEC.WHERE AGE>18AND AGED.WHERE AGE>=18AND AGE
考题
检索所有比“王华”年龄大的学生姓名、年龄和性别。正确的SELECT语句是______。A.SELECT SN,AGE,SEX FROM S WHERE AGE>(SELECT AGE FROM S WHERE SN='王华')B.SELECT SN,AGE,SEX FROM S WHERE SN='王华'C.SELECT SN,AGE, SEX FROM S WHERE AGE>(SELECT AGE WHERE SN='王华')D.SELECT SN,AGE,SEX FROM S WHERE AGE>王华 AGE
考题
在学生表STUD中,查询年龄在20-至23岁之间的学生的姓名(XM)、年龄(SA)和所在系(SD),实现该功能的正确SQL语句是______。A.SELECTXM,SA,SD FROM STUD WHERE BETWEEN 20B.SELECTXM,SA,SD FROM STUD WHERE SA BETWEEN23AND20;C.SELECTXM,SA,SD FROM STUD WHERE SA NOTBETWEEN20 AND 23;D.SELECTXM,SA,SD FROM STUD WHERE SA BETWEEN 20 AND 23;
考题
8 )在 “ 学生选课 ” 数据库中的两个关系如下:S ( SNO , SNAME , SEX , AGE ) , SC ( SNO , CNO , GRADE )则与 SQL 命令 SELECT sname FROM s WHERE sno IN ( SELECT sno FROM sc WHERE grade60 )等价的关系代数表达式是 __________ 。
考题
与WHEREAGEBETWEEN18AND23完全等价的是()。A.WHEREAGE>18ANDAGE<23
B.WHEREAGE>18ANDAGE<=23
C.WHEREAGE>=18ANDAGE<23
D.WHEREAGE>=18ANDAGE<=23
考题
与“Where 图书数量 Between 10 And 30”完成等价的是()A、Where 图书数量10 And 图书数量30B、Where 图书数量=10 And 图书数量30C、Where 图书数量=10 And 图书数量=30D、Where 图书数量10 And 图书数量=30
考题
对于学生信息表(XSB),包含字段:学号(SNO),姓名(SNAME),性别(SEX),年龄(AGE),所在系(DEPT),其中SNO为主码,检索年龄在20~30之间的学生姓名和年龄,正确的语句是()A、select sname,age from xsb where age20and age23B、select*from xsb where age between20 and 23C、select sname,age from xsb where agebetween20 and 23
考题
与WHERE G BETWEEN 60 AND l00语句等价的子句是()。A、WHERE G60 AND G100B、WHERE G=60 AND G100C、WHERE G60 AND G=100D、WHERE G=60 AND G=100
考题
SQL的查询语句的where子句中,对空值的操作,不正确的是()A、where AGE IS NULLB、where AGE IS NOT NULLC、where AGE = NULLD、where NOT (AGE IS NULL)
考题
与WHERE AGE BETWEEN 18 AND 23完全等价的是()A、WHERE AGE>18AND AGE<23B、WHERE AGE>=18AND AGE<23C、WHERE AGE>18AND AGE<=23D、WHERE AGE>=18AND AGE<=23
考题
问答题WHERE Age BETWEEN 20 AND 30子句,查找的Age范围是多少?
热门标签
最新试卷