请考虑以下SQL查询:
create table foo (id int primary key auto_increment, name varchar(200));
insert into foo (name) values (id);
select * from foo;
选择查询返回的name列的值是多少?( )
1
'id'
NULL
These queries are invalid.
请考虑以下SQL查询:
create table foo (id int primary key auto_increment, name varchar(200));
insert into foo (name) values (id);
select * from foo;
选择查询返回的name列的值是多少?( )
1
'id'
NULL
These queries are invalid.