{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2024,9,11]],"date-time":"2024-09-11T17:37:38Z","timestamp":1726076258250},"reference-count":43,"publisher":"Elsevier BV","issue":"6","license":[{"start":{"date-parts":[[1986,1,1]],"date-time":"1986-01-01T00:00:00Z","timestamp":504921600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Information Processing & Management"],"published-print":{"date-parts":[[1986,1]]},"DOI":"10.1016\/0306-4573(86)90103-2","type":"journal-article","created":{"date-parts":[[2002,10,8]],"date-time":"2002-10-08T14:05:40Z","timestamp":1034085940000},"page":"523-548","source":"Crossref","is-referenced-by-count":6,"title":["Cardinality estimation in numeric on-line databases"],"prefix":"10.1016","volume":"22","author":[{"given":"Kalervo","family":"J\u00e4rvelin","sequence":"first","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0306-4573(86)90103-2_BIB1","series-title":"Directory of Online Databases","year":"1982"},{"key":"10.1016\/0306-4573(86)90103-2_BIB2","series-title":"Directory of Online Databases","year":"1984"},{"key":"10.1016\/0306-4573(86)90103-2_BIB3","series-title":"EUSIDIC Database Guide 1983","year":"1983"},{"key":"10.1016\/0306-4573(86)90103-2_BIB4","series-title":"Numeric Databases","year":"1984"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB5","doi-asserted-by":"crossref","first-page":"38","DOI":"10.1177\/026638218400100106","article-title":"Business Information from Databanks: the Potential of Online Numeric Databases","volume":"1","author":"Foster","year":"1984","journal-title":"Business Information Review"},{"issue":"3","key":"10.1016\/0306-4573(86)90103-2_BIB6","volume":"30","year":"1982","journal-title":"Library Trends"},{"key":"10.1016\/0306-4573(86)90103-2_BIB7","series-title":"Database management in science and technology: A CODATA sourcebook on the use of computers in data activities","year":"1984"},{"issue":"4","key":"10.1016\/0306-4573(86)90103-2_BIB8","doi-asserted-by":"crossref","first-page":"602","DOI":"10.1145\/319628.319650","article-title":"Query Processing in a System for Distributed Databases (SDD-1)","volume":"6","author":"Bernstein","year":"1981","journal-title":"ACM TODS"},{"key":"10.1016\/0306-4573(86)90103-2_BIB9","doi-asserted-by":"crossref","first-page":"167","DOI":"10.3233\/ISU-1984-4305","article-title":"Marketing and Pricing of Full-text End-user Services","volume":"4","author":"Hull","year":"1984","journal-title":"Information Services & Use"},{"issue":"2","key":"10.1016\/0306-4573(86)90103-2_BIB10","doi-asserted-by":"crossref","first-page":"75","DOI":"10.1177\/016555158400900205","article-title":"Online and the database producer","volume":"9","author":"Aitchison","year":"1984","journal-title":"Journal of Information Science"},{"key":"10.1016\/0306-4573(86)90103-2_BIB11","doi-asserted-by":"crossref","first-page":"147","DOI":"10.3233\/ISU-1984-4303","article-title":"Online Searching: an Analysis of Marketing Issues","volume":"4","author":"Dunn","year":"1984","journal-title":"Information Services & Use"},{"key":"10.1016\/0306-4573(86)90103-2_BIB12","doi-asserted-by":"crossref","first-page":"217","DOI":"10.3233\/ISU-1984-4402","article-title":"What Price Information","volume":"4","author":"Hunter","year":"1984","journal-title":"Information Services & Use"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB13","first-page":"77","volume":"9","year":"1984","journal-title":"Online Review"},{"issue":"5","key":"10.1016\/0306-4573(86)90103-2_BIB14","first-page":"77","article-title":"The High Cost of NEXIS and What a Searcher Can Do About It","volume":"9","author":"Lomio","year":"1984","journal-title":"Online"},{"issue":"6","key":"10.1016\/0306-4573(86)90103-2_BIB15","doi-asserted-by":"crossref","first-page":"377","DOI":"10.1145\/362384.362685","article-title":"A Relational Model for Large Shared Data Banks","volume":"13","author":"Codd","year":"1970","journal-title":"Comm. ACM"},{"key":"10.1016\/0306-4573(86)90103-2_BIB16","series-title":"Principles of Database Systems","author":"Ullman","year":"1980"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB17","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1108\/eb026673","article-title":"Database Systems","volume":"35","author":"Atkinson","year":"1979","journal-title":"Journal of Documentation"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB18","doi-asserted-by":"crossref","first-page":"51","DOI":"10.1002\/asi.4630320107","article-title":"The Relational Model in Information Retrieval","volume":"32","author":"Crawford","year":"1981","journal-title":"JASIS"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB19","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1108\/eb046869","article-title":"An Introduction to the Database Management Systems","volume":"18","author":"Kurtz","year":"1984","journal-title":"Program"},{"key":"10.1016\/0306-4573(86)90103-2_BIB20","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1016\/0306-4573(77)90035-8","article-title":"Towards an Information Retrieval Language Based on the Relational View of Data","volume":"13","author":"McLeod","year":"1977","journal-title":"Information Processing & Management"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB21","doi-asserted-by":"crossref","first-page":"18","DOI":"10.1016\/0020-0190(82)90134-X","article-title":"On the Size of Projections: I","volume":"14","author":"Gelenbe","year":"1982","journal-title":"Information Processing Letters"},{"issue":"4","key":"10.1016\/0306-4573(86)90103-2_BIB22","doi-asserted-by":"crossref","first-page":"19","DOI":"10.1145\/984488.984491","article-title":"A Note on the Expected Size of a Join","volume":"11","author":"Rosenthal","year":"1981","journal-title":"ACM SIGMOD Record"},{"key":"10.1016\/0306-4573(86)90103-2_BIB23","series-title":"Proceedings of the ACM SIGMOD Conference","first-page":"23","article-title":"Access path selection in a relational database management system","author":"Selinger","year":"1979"},{"key":"10.1016\/0306-4573(86)90103-2_BIB24","series-title":"Proceedings of the IEEE Distributed Computing Systems Conference","first-page":"13","article-title":"Some estimation problems in distributed query processing","author":"Yu","year":"1982"},{"issue":"2","key":"10.1016\/0306-4573(86)90103-2_BIB25","doi-asserted-by":"crossref","first-page":"105","DOI":"10.1016\/0306-4379(83)90035-2","article-title":"Estimating Record Selectivities","volume":"8","author":"Christodoulakis","year":"1983","journal-title":"Information Systems"},{"issue":"4","key":"10.1016\/0306-4573(86)90103-2_BIB26","doi-asserted-by":"crossref","first-page":"40","DOI":"10.1145\/971695.582204","article-title":"Estimating Block Transfers and Join Sizes","volume":"13","author":"Christodoulakis","year":"1983","journal-title":"ACM SIGMOD Record"},{"key":"10.1016\/0306-4573(86)90103-2_BIB27","series-title":"Proceeding of the ACM SIGMOD Conference","first-page":"256","article-title":"Accurate estimation of the number of tuples satisfying a condition","author":"Piatetsky-Shapiro","year":"1984"},{"key":"10.1016\/0306-4573(86)90103-2_BIB28","series-title":"Proceedings of the 5th International Conference on Very Large Data Bases","first-page":"418","article-title":"Distribution Models of Relations","author":"Merret","year":"1979"},{"issue":"2","key":"10.1016\/0306-4573(86)90103-2_BIB29","doi-asserted-by":"crossref","first-page":"65","DOI":"10.1108\/eb026787","article-title":"A Straightforward Method for Advance Estimation of User Charges for Information in Numeric Databases","volume":"42","author":"J\u00e4rvelin","year":"1986","journal-title":"Journal of Documentation"},{"key":"10.1016\/0306-4573(86)90103-2_BIB30","series-title":"Proceedings of the International Conference on Data Bases","first-page":"34","article-title":"On the equivalence among data base schemata","author":"Ausiello","year":"1980"},{"issue":"3","key":"10.1016\/0306-4573(86)90103-2_BIB31","doi-asserted-by":"crossref","first-page":"152","DOI":"10.1016\/0306-4379(83)90001-7","article-title":"A Seven-Tuple Representation for Hierarchical Data Structures","volume":"8","author":"Niemi","year":"1983","journal-title":"Information Systems"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB32","doi-asserted-by":"crossref","first-page":"65","DOI":"10.1016\/0306-4379(85)90010-9","article-title":"A Straightforward Formalization of the Relational Model","volume":"10","author":"Niemi","year":"1985","journal-title":"Information Systems"},{"issue":"3\/4","key":"10.1016\/0306-4573(86)90103-2_BIB33","doi-asserted-by":"crossref","first-page":"231","DOI":"10.1016\/0306-4379(84)90005-X","article-title":"On the Size of Projections: A Generating Function Approach","volume":"9","author":"Gardy","year":"1984","journal-title":"Information Systems"},{"key":"10.1016\/0306-4573(86)90103-2_BIB34","series-title":"Proceedings of the First Scandinavian Research Seminar on Information Modeling and Data Base Management","first-page":"407","article-title":"Finding functional dependencies for intermediate relations of relational algebra expressions","author":"J\u00e4rvelin","year":"1982"},{"key":"10.1016\/0306-4573(86)90103-2_BIB35","unstructured":"J\u00e4rvelin, K. A systematic approach to query cost modelling. In: Kangassalo H. (ed.) Information Modeling and Data Base Management. Lecture Notes in Computer Science. Berlin: Springer-Verlag (in press)."},{"key":"10.1016\/0306-4573(86)90103-2_BIB36","series-title":"Dept. of Mathematical Sciences, Rep. A152","article-title":"A systematic approach to modelling the costs of flat files","author":"J\u00e4rvelin","year":"1985"},{"key":"10.1016\/0306-4573(86)90103-2_BIB37","series-title":"Dept. of Mathematical Sciences, Report A134","article-title":"Cardinalities and attribute descriptions of result relations of relational algebra operations","author":"J\u00e4rvelin","year":"1985"},{"key":"10.1016\/0306-4573(86)90103-2_BIB38","series-title":"Proceedings of the ACM SIGMOD Conference","first-page":"155","article-title":"Evaluation of the Size of a Query Expressed in Relational Algebra","author":"Richard","year":"1981"},{"issue":"1","key":"10.1016\/0306-4573(86)90103-2_BIB39","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1145\/320521.320535","article-title":"An Attribute Base Model for Database Access Cost Analysis","volume":"2","author":"Yao","year":"1977","journal-title":"ACM TODS"},{"issue":"7","key":"10.1016\/0306-4573(86)90103-2_BIB40","doi-asserted-by":"crossref","first-page":"484","DOI":"10.1145\/358557.358581","article-title":"Estimating Block Accesses and Number of Records in File Management","volume":"25","author":"Cheung","year":"1982","journal-title":"Comm. ACM"},{"issue":"11","key":"10.1016\/0306-4573(86)90103-2_BIB41","doi-asserted-by":"crossref","first-page":"831","DOI":"10.1145\/358690.358714","article-title":"The Distribution of Granule Accesses Made by Database Transactions","volume":"25","author":"Langer","year":"1982","journal-title":"Comm. ACM"},{"issue":"11","key":"10.1016\/0306-4573(86)90103-2_BIB42","doi-asserted-by":"crossref","first-page":"945","DOI":"10.1145\/182.358456","article-title":"On Estimating Block Accesses in Database Organizations","volume":"26","author":"Luk","year":"1983","journal-title":"Comm. ACM"},{"issue":"11","key":"10.1016\/0306-4573(86)90103-2_BIB43","doi-asserted-by":"crossref","first-page":"940","DOI":"10.1145\/182.358452","article-title":"Estimating Block Accesses in Database Organizations: A Closed Noniterative Formula","volume":"26","author":"Whang","year":"1983","journal-title":"Comm. ACM"}],"container-title":["Information Processing & Management"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0306457386901032?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0306457386901032?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,10]],"date-time":"2019-04-10T05:21:43Z","timestamp":1554873703000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0306457386901032"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1986,1]]},"references-count":43,"journal-issue":{"issue":"6","published-print":{"date-parts":[[1986,1]]}},"alternative-id":["0306457386901032"],"URL":"https:\/\/doi.org\/10.1016\/0306-4573(86)90103-2","relation":{},"ISSN":["0306-4573"],"issn-type":[{"value":"0306-4573","type":"print"}],"subject":[],"published":{"date-parts":[[1986,1]]}}}