PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If the SQL_DESC_INDICATOR_PTR field in an ARD is a null pointer, the driver is prevented from returning information about whether the column is NULL or not.
http://www.w3.org/ns/prov#wasQuotedFrom
  • microsoft.com