{"id":"https://openalex.org/W2143093432","doi":"https://doi.org/10.1109/cmpsac.1989.65086","title":"On the definition and maintenance of database views with time-varying domains","display_name":"On the definition and maintenance of database views with time-varying domains","publication_year":2003,"publication_date":"2003-01-07","ids":{"openalex":"https://openalex.org/W2143093432","doi":"https://doi.org/10.1109/cmpsac.1989.65086","mag":"2143093432"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/cmpsac.1989.65086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5108721156","display_name":"M.A. Bassiouni","orcid":null},"institutions":[{"id":"https://openalex.org/I106165777","display_name":"University of Central Florida","ror":"https://ror.org/036nfer12","country_code":"US","type":"education","lineage":["https://openalex.org/I106165777"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Bassiouni","raw_affiliation_strings":["Department of Computer Science, University of Central Florida, Orlando, FL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Central Florida, Orlando, FL, USA","institution_ids":["https://openalex.org/I106165777"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044562797","display_name":"Mark Llewellyn","orcid":"https://orcid.org/0000-0002-9493-1580"},"institutions":[{"id":"https://openalex.org/I106165777","display_name":"University of Central Florida","ror":"https://ror.org/036nfer12","country_code":"US","type":"education","lineage":["https://openalex.org/I106165777"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Llewellyn","raw_affiliation_strings":["Department of Computer Science, University of Central Florida, Orlando, FL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Central Florida, Orlando, FL, USA","institution_ids":["https://openalex.org/I106165777"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":0,"max":59},"biblio":{"volume":null,"issue":null,"first_page":"201","last_page":"208"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9998,"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":0.9998,"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":0.9986,"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":0.9968,"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/operand","display_name":"Operand","score":0.56137896}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6955138},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.59682655},{"id":"https://openalex.org/C55526617","wikidata":"https://www.wikidata.org/wiki/Q719375","display_name":"Operand","level":2,"score":0.56137896},{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.5400688},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.46081963},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4052322},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.33653992},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.10807732},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/cmpsac.1989.65086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":23,"referenced_works":["https://openalex.org/W113037826","https://openalex.org/W129231342","https://openalex.org/W1512201458","https://openalex.org/W1991054669","https://openalex.org/W2002467602","https://openalex.org/W2013277984","https://openalex.org/W2050347474","https://openalex.org/W2067481201","https://openalex.org/W2081102106","https://openalex.org/W2083125010","https://openalex.org/W2096575483","https://openalex.org/W2110788116","https://openalex.org/W2113582770","https://openalex.org/W2116476518","https://openalex.org/W2119285119","https://openalex.org/W2133384222","https://openalex.org/W2161446724","https://openalex.org/W2169447117","https://openalex.org/W2294081347","https://openalex.org/W2912093648","https://openalex.org/W2970280858","https://openalex.org/W4205167958","https://openalex.org/W95254620"],"related_works":["https://openalex.org/W4378651692","https://openalex.org/W2556282987","https://openalex.org/W2506885233","https://openalex.org/W2333680585","https://openalex.org/W2128626537","https://openalex.org/W2098637578","https://openalex.org/W1999746819","https://openalex.org/W1996625680","https://openalex.org/W1970370079","https://openalex.org/W1533508804"],"abstract_inverted_index":{"An":[0],"approach":[1],"and":[2,8,27,47],"a":[3],"mechanism":[4,40],"for":[5,41],"the":[6],"definition":[7,20],"maintenance":[9,58],"of":[10,24,37],"views":[11,44,54],"within":[12],"temporal":[13,43,52],"database":[14,53],"environments":[15],"are":[16],"outlined.":[17],"The":[18],"view":[19],"language":[21],"makes":[22],"use":[23],"extending":[25],"Boolean":[26],"comparison":[28],"operators":[29],"by":[30],"allowing":[31],"their":[32,61],"operands":[33],"to":[34],"be":[35],"sets":[36],"intervals.":[38],"A":[39],"maintaining":[42],"is":[45,49],"presented,":[46],"it":[48],"shown":[50],"that":[51],"have":[55],"far":[56],"fewer":[57],"problems":[59],"than":[60],"standard":[62],"relational":[63],"counterparts.<":[64],">":[67]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2143093432","counts_by_year":[],"updated_date":"2024-12-12T16:54:20.931126","created_date":"2016-06-24"}