{"id":"https://openalex.org/W2080424001","doi":"https://doi.org/10.1016/0306-4379(81)90015-6","title":"On data dependency structures of relational databases","display_name":"On data dependency structures of relational databases","publication_year":1981,"publication_date":"1981-01-01","ids":{"openalex":"https://openalex.org/W2080424001","doi":"https://doi.org/10.1016/0306-4379(81)90015-6","mag":"2080424001"},"language":"en","primary_location":{"id":"doi:10.1016/0306-4379(81)90015-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0306-4379(81)90015-6","pdf_url":null,"source":{"id":"https://openalex.org/S193006928","display_name":"Information Systems","issn_l":"0306-4379","issn":["0306-4379","1873-6076"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071758024","display_name":"Wo-Shun Luk","orcid":null},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"W.S. Luk","raw_affiliation_strings":["Department of Computing Science, Simon Fraser University, Burnaby, British Columbia, Canada","Department of Computing Science, Simon Fraser University  Burnaby British Columbia Canada"],"affiliations":[{"raw_affiliation_string":"Department of Computing Science, Simon Fraser University, Burnaby, British Columbia, Canada","institution_ids":["https://openalex.org/I18014758"]},{"raw_affiliation_string":"Department of Computing Science, Simon Fraser University  Burnaby British Columbia Canada","institution_ids":["https://openalex.org/I18014758"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5071758024"],"corresponding_institution_ids":["https://openalex.org/I18014758"],"apc_list":{"value":2970,"currency":"USD","value_usd":2970},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.25762023,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":"1","first_page":"23","last_page":"29"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9854000210762024,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/functional-dependency","display_name":"Functional dependency","score":0.9137506484985352},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.7332255840301514},{"id":"https://openalex.org/keywords/substructure","display_name":"Substructure","score":0.7005679607391357},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.697001039981842},{"id":"https://openalex.org/keywords/dependency-theory","display_name":"Dependency theory (database theory)","score":0.6702325344085693},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.651559054851532},{"id":"https://openalex.org/keywords/dependency","display_name":"Dependency (UML)","score":0.6045712828636169},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.5963504910469055},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4771273136138916},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.4692433178424835},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.4563998281955719},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4478588104248047},{"id":"https://openalex.org/keywords/relational-model","display_name":"Relational model","score":0.4462663531303406},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3993682265281677},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.13171717524528503},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.08273753523826599}],"concepts":[{"id":"https://openalex.org/C26320393","wikidata":"https://www.wikidata.org/wiki/Q597053","display_name":"Functional dependency","level":3,"score":0.9137506484985352},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.7332255840301514},{"id":"https://openalex.org/C99679407","wikidata":"https://www.wikidata.org/wiki/Q56761637","display_name":"Substructure","level":2,"score":0.7005679607391357},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.697001039981842},{"id":"https://openalex.org/C40683218","wikidata":"https://www.wikidata.org/wiki/Q5260625","display_name":"Dependency theory (database theory)","level":4,"score":0.6702325344085693},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.651559054851532},{"id":"https://openalex.org/C19768560","wikidata":"https://www.wikidata.org/wiki/Q320727","display_name":"Dependency (UML)","level":2,"score":0.6045712828636169},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.5963504910469055},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4771273136138916},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.4692433178424835},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.4563998281955719},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4478588104248047},{"id":"https://openalex.org/C40207289","wikidata":"https://www.wikidata.org/wiki/Q755662","display_name":"Relational model","level":3,"score":0.4462663531303406},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3993682265281677},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13171717524528503},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.08273753523826599},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0306-4379(81)90015-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0306-4379(81)90015-6","pdf_url":null,"source":{"id":"https://openalex.org/S193006928","display_name":"Information Systems","issn_l":"0306-4379","issn":["0306-4379","1873-6076"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1971475250","https://openalex.org/W1985467275","https://openalex.org/W2039445786","https://openalex.org/W2076452193","https://openalex.org/W2089210350","https://openalex.org/W2110810394","https://openalex.org/W2135105491"],"related_works":["https://openalex.org/W1968137129","https://openalex.org/W2177745035","https://openalex.org/W2185054849","https://openalex.org/W2350949848","https://openalex.org/W2361244046","https://openalex.org/W2304566728","https://openalex.org/W2038649299","https://openalex.org/W1764122577","https://openalex.org/W3217675381","https://openalex.org/W2807313188"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
