About: http://webisa.webdatacommons.org/235777817

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In an environment such as decision support, where selections may be on an arbitrary number of detail tables, maximum speed requires indices on most or all columns of some tables, making such applications space-intensive.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com