13. The non-transitory computer-readable storage medium of claim 12 , 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.
13. The non-transitory computer-readable storage medium of claim 12 , 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. 16. The non-transitory computer-readable storage medium of claim 13 , wherein the potential data quality problem is unparsed properties, and said one or more data quality criterion identify objects that have one or more property values including unparsed data.