PHP Manual . ... PHP 4 >= 4.0.2) ingres_connect -- Open a connection to an Ingres II database . resource ingres_connect ( [string database [, string username [, string password]]]) . ... Returns a Ingres II link resource on success, or FALSE on failure. ingres_connect() opens a connection with the Ingres database designated by database , which follows the syntax [node_id::]dbname[/svr_class] . ... The connection is closed when the script ends or when ingres_close() is called on this link. ...