For MyISAM tables, you can begin the sequence at a specific initial value n by including an AUTO_INCREMENT = n : AUTO_INCREMENT « Data Type « SQL / MySQL






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

For MyISAM tables, you can begin the sequence at a specific initial value n by including an AUTO_INCREMENT = n

       
 clause at the end of the CREATE TABLE statement
mysql>
mysql> CREATE TABLE t
    -> (
    ->     id INT UNSIGNED NOT NULL AUTO_INCREMENT, PRIMARY KEY (id)
    -> )
    -> AUTO_INCREMENT = 100;
Query OK, 0 rows affected (0.01 sec)

mysql>
mysql> INSERT INTO t (id) VALUES(NULL);
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO t (id) VALUES(NULL);
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO t (id) VALUES(NULL);
Query OK, 1 row affected (0.00 sec)

mysql> SELECT id FROM t ORDER BY id;
+-----+
| id  |
+-----+
| 100 |
| 101 |
| 102 |
+-----+
3 rows in set (0.00 sec)

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








Related examples in the same category

1.Using AUTO_INCREMENT
2.AUTO_INCREMENT Integers
3.Preserve column attributes such as AUTO_INCREMENT and column's default value during table copying.
4.An AUTO_INCREMENT column
5.AUTO_INCREMENT sequences start at one
6.Using an AUTO_INCREMENT Column to Create Multiple Sequences
7.AUTO_INCREMENT column:
8.Not null tinyint and AUTO_INCREMENT
9.MEDIUMINT NOT NULL AUTO_INCREMENT
10.INTEGER UNSIGNED AUTO_INCREMENT
11.Insert value to AUTO_INCREMENT column
12.delete and reinsert value to AUTO_INCREMENT column
13.SET @@AUTO_INCREMENT_OFFSET = 10,@@AUTO_INCREMENT_INCREMENT = 10
14.Set AUTO_INCREMENT value
15.Parameter: INT NOT NULL AUTO_INCREMENT
16.Create a similar table, preserve the auto-incrementing key
17.Defining Auto-Increment Columns
18.If this value is larger than the current sequence counter, subsequent automatically generated values begin with the value plus one