Dialogue 2Where does this dialogue most probably take place? A: in a clothes shop B: in a restaurant C: in a factory
Dialogue 2Where does this dialogue most probably take place? A: in a clothes shop B: in a restaurant C: in a factory
Conversation 2 (2) Where is Phil?
Conversation 2 (2) Where is Phil?
查询“工资表”中职工编号末尾一位字符是“2”的正确命令是( ) A: select * from 工资表 where left(编号,1)= "2" B: select * from 工资表 where right (编号,1)= "2" C: select * from 工资表 where substr(编号,1)= "2" D: select * from 工资表 where 编号$"2"
查询“工资表”中职工编号末尾一位字符是“2”的正确命令是( ) A: select * from 工资表 where left(编号,1)= "2" B: select * from 工资表 where right (编号,1)= "2" C: select * from 工资表 where substr(编号,1)= "2" D: select * from 工资表 where 编号$"2"
Where is Times Square?In the (1)________ of (2)________.
Where is Times Square?In the (1)________ of (2)________.
查询选修了数学课(课程号为2)的学生人数,可以使用的查询语句是: 。 A: SELECT MAX(*) FROM SC WHERE Cno = 2; B: SELECT AVG(Sno) FROM SC WHERE Cno = 2; C: SELECT COUNT(*) FROM SC WHERE Cno = 2; D: SELECT COUNT(Sname) FROM SC WHERE Cno = 2;
查询选修了数学课(课程号为2)的学生人数,可以使用的查询语句是: 。 A: SELECT MAX(*) FROM SC WHERE Cno = 2; B: SELECT AVG(Sno) FROM SC WHERE Cno = 2; C: SELECT COUNT(*) FROM SC WHERE Cno = 2; D: SELECT COUNT(Sname) FROM SC WHERE Cno = 2;
【判断题】在 WHERE 子句“ WHERE id BETWEEN 2 AND 5 ”中,查询结果不包括 id 等于 2 和 5 的数据
【判断题】在 WHERE 子句“ WHERE id BETWEEN 2 AND 5 ”中,查询结果不包括 id 等于 2 和 5 的数据
Speaker 1: Speaker 2: I'm from China. A: Where do you come? B: Where are you from? C: Where do you go?
Speaker 1: Speaker 2: I'm from China. A: Where do you come? B: Where are you from? C: Where do you go?
2 Where did she grow out/up? ____
2 Where did she grow out/up? ____
Where does Yang Zhidong work in Sample 2? In a _____________.
Where does Yang Zhidong work in Sample 2? In a _____________.
使用SQL语句从表STUDENT中查询所有姓王的同学的信息,正确的命令是: A: SELECT*FROM STUDENT WHERE LEFT(姓名,2)="王" B: SELECT*FROM STUDENT WHERE RIGHT(姓名,2)="王" C: SELECT*FROM STUDENT WHERE TRIM(姓名,2)="王" D: SELECT*FROM STUDENT WHERE STR(姓名,2)="王"
使用SQL语句从表STUDENT中查询所有姓王的同学的信息,正确的命令是: A: SELECT*FROM STUDENT WHERE LEFT(姓名,2)="王" B: SELECT*FROM STUDENT WHERE RIGHT(姓名,2)="王" C: SELECT*FROM STUDENT WHERE TRIM(姓名,2)="王" D: SELECT*FROM STUDENT WHERE STR(姓名,2)="王"