User Charge Estimation in Numeric Online Databases: A Methodology |
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... July , 1980. London : Heyden , 1980 , pp . 34-46 . [ BGWR - 81 ] Bernstein , P.A. , Wong , E. , Reeve , C.L. and Rothnie , J.B. Jr. " Query Processing in a System for Distributed Databases ( SDD - 1 ) " , ACM TODS . 6 ( 4 ) : 602-625 ...
... July , 1980. London : Heyden , 1980 , pp . 34-46 . [ BGWR - 81 ] Bernstein , P.A. , Wong , E. , Reeve , C.L. and Rothnie , J.B. Jr. " Query Processing in a System for Distributed Databases ( SDD - 1 ) " , ACM TODS . 6 ( 4 ) : 602-625 ...
Page
... July , 1980. London : Heyden , 1980 , pp . 34-46 . 25. JÄRVELIN , K. A systematic approach to cost modelling of flat files . Tampere , Finland : University of Tampere , Department of Mathematical Sciences , 1985. ( Report A152 . ) 26 ...
... July , 1980. London : Heyden , 1980 , pp . 34-46 . 25. JÄRVELIN , K. A systematic approach to cost modelling of flat files . Tampere , Finland : University of Tampere , Department of Mathematical Sciences , 1985. ( Report A152 . ) 26 ...
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... July , 1980. London : Heyden , 1980 : 34-46 . [ 48 ] Niemi , T. " A Seven - tuple Representation for Hierarchical Data Structures " , Information Systems . 8 ( 3 ) : 152-157 ; 1983 . [ 49 ] Niemi , T .; Järvelin , K. " A Straightforward ...
... July , 1980. London : Heyden , 1980 : 34-46 . [ 48 ] Niemi , T. " A Seven - tuple Representation for Hierarchical Data Structures " , Information Systems . 8 ( 3 ) : 152-157 ; 1983 . [ 49 ] Niemi , T .; Järvelin , K. " A Straightforward ...
Contents
USER CHARGING | 13 |
THE RELATIONAL DATA MODEL | 20 |
CARDINALITY ESTIMATION IN NUMERIC ONLINE | 32 |
Copyright | |
7 other sections not shown
Common terms and phrases
A-names access strategy Appendix approach attribute description set attribute name set attribute selectivity attribute values attributes PRODUCT-NO basis BDBs candidate keys cardinality estimation charging methods CODATA components computed connect-time considered constructed data model database files Database Management Database Management Systems database user developed elementary predicates English Summary example expression F1 and F2 FD-set file design file organization file structures Finland functional dependencies implementation information retrieval Information Science intermediate files inverted file Järvelin join attribute join predicate julkaisuja manipulation MANUF-NO MARKET-SHARE methodology n-tuple NDBs Numeric Databases online databases operand file description procedure cost model processing cost PRODUCTS file QSALES query cardinality query cost modelling query negotiation query optimization query processing query results r-card r-description RA operations records relational algebra relational data model restriction predicate result file description SIGMOD sort-key storage parameters Systems TAHITI TRADEMARK TYPE unit charges University of Tampere upper bound user charge estimation vendor