(PHP 4 >= 4.2.0, PHP 5)
ibase_delete_user — Delete a user from a security database (only for IB6 or later)
PHP 4 uses server, dba_user_name and dba_user_password instead of service_handle parameter.
Warning本函数还未编写文档,仅有参数列表。
成功时返回 TRUE, 或者在失败时返回 FALSE.