A relational database management system which determines the shareable status of {TAIL ~ an executable object} in {HEAD ~ an cache} 
A relational database management system which determines the shareable status of { TAIL ~ an executable object } in { HEAD ~ an cache }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD