Insert value to AUTO_INCREMENT column : AUTO_INCREMENT « Data Type « SQL / MySQL






  1. SQL / MySQL
  2. Data Type
  3. AUTO_INCREMENT

Insert value to AUTO_INCREMENT column

       
mysql>
mysql> CREATE TABLE CITY_NAMES
    ->       (SEQNO   INTEGER UNSIGNED AUTO_INCREMENT
    ->                NOT NULL PRIMARY KEY,
    ->        NAME    VARCHAR(30) NOT NULL);
Query OK, 0 rows affected (0.00 sec)

mysql>
mysql>
mysql> INSERT INTO CITY_NAMES VALUES (8, 'Bonn')
    -> ;
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO CITY_NAMES VALUES (NULL, 'Amsterdam')
    -> ;
Query OK, 1 row affected (0.00 sec)

mysql> SELECT * FROM CITY_NAMES;
+-------+-----------+
| SEQNO | NAME      |
+-------+-----------+
|     8 | Bonn      |
|     9 | Amsterdam |
+-------+-----------+
2 rows in set (0.00 sec)

mysql>
mysql>
mysql> drop table CITY_NAMES;
Query OK, 0 rows affected (0.00 sec)








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