The shareable status is defined for {HEAD ~ a section} in {TAIL ~ a cache} by the system maintaining an identification list which has reference to database entities which are affected by a statement in the current unit of work 
The shareable status is defined for { HEAD ~ a section } in { TAIL ~ a cache } by the system maintaining an identification list which has reference to database entities which are affected by a statement in the current unit of work
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH