User authorization exceptions SQL exceptions are returned when errors occur with user authorizations. SQL exceptionsuser authorizations user authorizationsSQL exceptions

validates the database properties when you set the properties. An exception is returned if you specify an invalid value when you set these properties.

If a user attempts to connect to a database but is not authorized to connect to that database, the SQLException 04501 is returned.

If a user with read-only access attempts to write to a database, the SQLException 08004 - connection refused is returned.