PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, the relational operation JOIN [employee.dept_id=department.dept_id] (employee, department) combines the tables named employee and department along a common column or field named dept_id in both tables. (This is analogous to an operation such as addition, which consumes two numbers and produces a third, as, for example, the operation ???4+5??? produces ???9???.) Key characteristics of
http://www.w3.org/ns/prov#wasQuotedFrom
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