SUBSTRING('ABCDEFGHIJK' FROM -4 FOR 2); : SUBSTRING « String Functions « MySQL Tutorial






  1. MySQL Tutorial
  2. String Functions
  3. SUBSTRING
mysql>
mysql>
mysql> SELECT SUBSTRING('ABCDEFGHIJK' FROM -4 FOR 2);
+----------------------------------------+
| SUBSTRING('ABCDEFGHIJK' FROM -4 FOR 2) |
+----------------------------------------+
| HI                                     |
+----------------------------------------+
1 row in set (0.00 sec)

mysql>








23.42.SUBSTRING
23.42.1.SUBSTRING(str,pos), SUBSTRING(str FROM pos), SUBSTRING(str,pos,len), SUBSTRING(str FROM pos FOR len)
23.42.2.SUBSTRING('ABCDEFGHIJK' FROM 4);
23.42.3.SUBSTRING('ABCDEFGHIJK',5,6);
23.42.4.SUBSTRING('ABCDEFGHIJK', -3);
23.42.5.SUBSTRING('ABCDEFGHIJK', -5, 3);
23.42.6.SUBSTRING('ABCDEFGHIJK' FROM -4 FOR 2);
23.42.7.Use SUBSTRING with data in a table