sql insert语句怎么写

insert into table_name
values (value1,value2,value3,...);

insert into table_name (column1,column2,column3,...)
values (value1,value2,value3,...);

Insert into table_name set column1=value1,column2=value2,........;

Insert into table_name select * from table_name2;

mysql> desc students;
+-------+-------------+------+-----+---------+-------+
| Field     | Type  | Null  | Key    | Default | Extra |
+-------+-------------+------+-----+---------+-------+ 
|sid        |int(11)    |YES        |   |NULL   |   |
|sname  |varchar(20)    |YES    |   |NULL   |   |
+-------+-------------+------+-----+---------+-------+

Insert into students values(1,’aaa’);
Insert into students set sid=2,sname=‘bbb’;
Insert into students select * from students_bak;

mysql> select * from students;
+------+-------+
|sid |sname|
+------+-------+
| 1 | aaa |
| 2 | bbb |
| 3 | ccc |
+------+-------+