{HEAD ~ The retrieval} of {TAIL ~ data} from a database in a computerized database management system is optimized through the use of a plurality of join indexed 
of
{ HEAD ~ The retrieval } of { TAIL ~ data } from a database in a computerized database management system is optimized through the use of a plurality of join indexed
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH