2. The computer system of claim 1 , wherein the one or more data quality criterion are configured to identify the potential data quality problems including at least one of: possible duplicate objects, missing properties, multi-valued properties, unparsed properties, disallowed enumerations, numeric range violations, and date range violations.
9. The computer system of claim 2 , wherein the potential data quality problem is disallowed enumerations, and said one or more data quality criterion identify objects that have one or more property values including disallowed enumerations.