a2c471d2_PHP__ingres_connect___Manual__Description
[Option name] login_local [Option type] boolean [Example] TRUE [Description] 
Determines how the connection user ID and password are used when a VNODE is included in the target database string. If set to TRUE, the user ID and password are used to locally access the VNODE, and the VNODE login information is used to establish the DBMS connection. If set to FALSE, the process user ID is used to access the VNODE, and the connection user ID and password are used in place of the VNODE login information to establish the DBMS connection. This parameter is ignored if no VNODE is included in the target database string. The default is FALSE.
PHP: ingres_connect - Manual
Description