题目内容

下列选项中,与INSERT INTO student SET id=5,name='boya',grade=99;功能相同的SQL语句是

A. INSERT INTO student(id,name, grade)VALUES(5, ‘boya’, 99);
B. INSERT INTO student VALUES(‘boya’,5,99);
C. INSERT INTO student(id,‘grade’,’name’)VALUES(5,’boya’,99);
D. INSERT INTO student(id,grade,’name’)VALUES(5,99,”boya”);

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下面关于DELETE语句的描述,正确的是

A. 只能删除部分记录
B. 只能删除全部记录
C. 可以有条件的删除部分或全部记录
D. 以上说法都不对

语句UPDATE student set name=’youjun’, grade=98.5的运行结果是

A. 更新student表中第一条记录
B. 出现语法错误
C. 更新student表中最后一条记录
D. 更新 student表中每一条记录

下面选项中,能够更新表student中id值小于4的SQL语句是( )

ALTER TABLE student where id<4;
B. UPDATE student set grade=100 where id<4;
C. UPDATE student set grade=100 where id<=4;
D. UPDATE Table student set grade=100 where id<4;

下面SQL语句中,用于删除user表中id大于5的记录的语句是

A. DELETE FROM user where id>5;
B. DELETE FROM user set id>5;
C. DELETE user where id>5;
DELETE user set id>5;

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