(PHP 5, PHP 7 < 7.4.0)
ibase_add_user — Add a user to a security database
service_handle
The handle on the database server service.
user_name
The login name of the new database user.
password
The password of the new user.
first_name
The first name of the new database user.
middle_name
The middle name of the new database user.
last_name
The last name of the new database user.