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