Modeling and Measurement Techniques for Evaluation of Design Alternatives in the Implementation of Database Management Software, Tập 13U.S. Department of Commerce, National Bureau of Standards, 1979 - 231 trang |
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ACCESS attribute BIOU'S buffer clock COMMON BLOCK REFERENCE components computer system database management system DBMS design DBMS FUNCTION DBNRL DEF BUF SUB defined DESC described DESCRIPTION DEF BUF design concepts elementary file IEF ELMNT ENIWA ENPPI ENTER FILE NAME ESTIMATION MODELER facility Figure FILCOM FORTRAN GFNEF GFNLE Hardgrave implementation indicator INTEGER logical entry type M9GETS main memory measurement system MILLISECS Ø Ø Ø OCCURENCE SET occurrence ØØØØØE+ØØ operating system overhead PARAMETER SET performance prediction system POINTER Positional Set Processor predictive validity Processor Performance Model prototype DBMS PSP prototype Q-th query QUERY SESSION relation IRL response estimation session response modeler RESPONSE TIME ESTIMATION secondary storage Set Processor Performance set representation simulation SOURCE DATABASE source DB SPPM storage structures STORED DATABASE subroutines SUBX tion total I/O total number TUPLES University of Maryland utility validation variables VGH DATA BASE XS TU Ø