Example Bridge Law

(id, type, userid, instanceid,sessionid,security,y/n func, commandid, presinfo, manager, destination)

(#0, “professor”,NULL,NULL,NULL,NULL,NULL,#1,#2,#3,#4) Link Table

(id, name, system_name, command_name, para, cost_id)

(#1, “GetDescription”,”PRT”,”describe”,”bieber”,#5) Command Table

(id, label, object)

(#2, “describe”,”describe.ico”) Presentation Info Table

(id, semantic_type, direction, attributes)

(#3, NULL, “SI”,”\keywords bieber \name description”) Manager Info table

(id, name, type, string_info)

(#4, “a piece of text”, “text”, NULL) Destination Info Table

(id, execute_time--ns, space_result –kb)

(#5, 10, 20) Cost Table