PHP uses mysql_select_db function to select a MySQL database. This function takes two parameters and returns TRUE on success or FALSE on failure. Its syntax is as follows −
Syntax
bool mysql_select_db( db_name, connection );
Followings are the parameters used in this function:
| Sr.No | Parameter & Description |
| 1 | db_name Required - MySQL database name to be selected |
| 2 | connection Optional - if not specified, then the last opened connection by mysql_connect will be used. |