單項(xiàng)選擇題查詢student表中name一列數(shù)據(jù),以下命令正確的是()。

A.select * from student
B.select name from student
C.delete from student
D.update name from student


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題mysql查詢數(shù)據(jù)內(nèi)容命令正確的是()。

A.select * from class
B.drop * from class
C.modify * from class
D.change * from class

2.單項(xiàng)選擇題查詢學(xué)生表中的學(xué)生信息,按照姓名降序排列()。

A.select * from student order by named esc
B.select * from student order by name asc
C.select * from student group by named esc
D.select * from student group by name

3.單項(xiàng)選擇題計(jì)算stu表中score列總分?jǐn)?shù)的sql語(yǔ)句正確的是()。

A.select avg(score)from stu
B.select max(score)from stu
C.select min(score)from stu
D.select sum(score)from stu

5.單項(xiàng)選擇題mysql中創(chuàng)建數(shù)據(jù)庫(kù)abc,以下命令正確的是()。

A.drop table abc
B.create table if exists abc
C.create database abc
D.create table abc