mysql>
mysql> CREATE TABLE IF NOT EXISTS party
-> (
-> id INT AUTO_INCREMENT PRIMARY KEY,
-> dept CHAR(10), name CHAR(25)
-> );
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql> # insert 3 records into the "party" table
mysql> INSERT INTO party (dept, name) VALUES ("accounts", "Graham Miller");
Query OK, 1 row affected (0.00 sec)
mysql> INSERT INTO party (dept, name) VALUES ("sales", "Gary Miller");
Query OK, 1 row affected (0.00 sec)
mysql> INSERT INTO party (dept, name) VALUES ("production", "Graham Wallace");
Query OK, 1 row affected (0.00 sec)
mysql>
mysql> # get 3-letter substrings from the dept column
mysql> SELECT SUBSTRING(dept, 1, 3) FROM party;
+-----------------------+
| SUBSTRING(dept, 1, 3) |
+-----------------------+
| acc |
| sal |
| pro |
+-----------------------+
3 rows in set (0.00 sec)
mysql>
mysql> # delete this sample table
mysql> DROP TABLE IF EXISTS party;
Query OK, 0 rows affected (0.00 sec)
|