{"id":"https://openalex.org/W2048259995","doi":"https://doi.org/10.1016/s0169-023x(99)00010-5","title":"Uncertainty in a nested relational database model","display_name":"Uncertainty in a nested relational database model","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W2048259995","doi":"https://doi.org/10.1016/s0169-023x(99)00010-5","mag":"2048259995"},"language":"en","primary_location":{"id":"doi:10.1016/s0169-023x(99)00010-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0169-023x(99)00010-5","pdf_url":null,"source":{"id":"https://openalex.org/S136993123","display_name":"Data & Knowledge Engineering","issn_l":"0169-023X","issn":["0169-023X","1872-6933"],"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":"Data &amp; Knowledge Engineering","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/11511/62867","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020101419","display_name":"Adnan Yaz\u0131c\u0131","orcid":"https://orcid.org/0000-0001-9404-9494"},"institutions":[{"id":"https://openalex.org/I201799495","display_name":"Middle East Technical University","ror":"https://ror.org/014weej12","country_code":"TR","type":"education","lineage":["https://openalex.org/I201799495"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"Adnan Yazici","raw_affiliation_strings":["Department of Computer Engineering, Middle East Technical University, 06531, Ankara, Turkey","Dept. of Computer Eng., Middle East Technical University, 06531, Ankara, Turkey#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Middle East Technical University, 06531, Ankara, Turkey","institution_ids":["https://openalex.org/I201799495"]},{"raw_affiliation_string":"Dept. of Computer Eng., Middle East Technical University, 06531, Ankara, Turkey#TAB#","institution_ids":["https://openalex.org/I201799495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021985038","display_name":"Alper Soysal","orcid":"https://orcid.org/0000-0002-7987-8945"},"institutions":[{"id":"https://openalex.org/I201799495","display_name":"Middle East Technical University","ror":"https://ror.org/014weej12","country_code":"TR","type":"education","lineage":["https://openalex.org/I201799495"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Alper Soysal","raw_affiliation_strings":["Department of Computer Engineering, Middle East Technical University, 06531, Ankara, Turkey","Dept. of Computer Eng., Middle East Technical University, 06531, Ankara, Turkey#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Middle East Technical University, 06531, Ankara, Turkey","institution_ids":["https://openalex.org/I201799495"]},{"raw_affiliation_string":"Dept. of Computer Eng., Middle East Technical University, 06531, Ankara, Turkey#TAB#","institution_ids":["https://openalex.org/I201799495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078226400","display_name":"Bill P. Buckles","orcid":"https://orcid.org/0000-0002-3385-9933"},"institutions":[{"id":"https://openalex.org/I114832834","display_name":"Tulane University","ror":"https://ror.org/04vmvtb21","country_code":"US","type":"education","lineage":["https://openalex.org/I114832834"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bill P. Buckles","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA 70118, USA","Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA-70118, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA 70118, USA","institution_ids":["https://openalex.org/I114832834"]},{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA-70118, USA","institution_ids":["https://openalex.org/I114832834"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075304271","display_name":"Frederick E. Petry","orcid":"https://orcid.org/0000-0001-6214-0349"},"institutions":[{"id":"https://openalex.org/I114832834","display_name":"Tulane University","ror":"https://ror.org/04vmvtb21","country_code":"US","type":"education","lineage":["https://openalex.org/I114832834"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fred E. Petry","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA 70118, USA","Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA-70118, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA 70118, USA","institution_ids":["https://openalex.org/I114832834"]},{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Tulane University, New Orleans, LA-70118, USA","institution_ids":["https://openalex.org/I114832834"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5020101419"],"corresponding_institution_ids":["https://openalex.org/I201799495"],"apc_list":{"value":2590,"currency":"USD","value_usd":2590},"apc_paid":null,"fwci":2.4927,"has_fulltext":false,"cited_by_count":37,"citation_normalized_percentile":{"value":0.89072513,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"30","issue":"3","first_page":"275","last_page":"301"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9934999942779541,"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"}},"topics":[{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9934999942779541,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9932000041007996,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.983299970626831,"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/database-model","display_name":"Database model","score":0.7576621770858765},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.740879476070404},{"id":"https://openalex.org/keywords/physical-data-model","display_name":"Physical data model","score":0.6874808669090271},{"id":"https://openalex.org/keywords/database-design","display_name":"Database design","score":0.659376859664917},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.658207893371582},{"id":"https://openalex.org/keywords/relational-model","display_name":"Relational model","score":0.6286093592643738},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.5911210775375366},{"id":"https://openalex.org/keywords/data-model","display_name":"Data model (GIS)","score":0.5850918889045715},{"id":"https://openalex.org/keywords/view","display_name":"View","score":0.5796579122543335},{"id":"https://openalex.org/keywords/logical-data-model","display_name":"Logical data model","score":0.55744868516922},{"id":"https://openalex.org/keywords/relational-database-management-system","display_name":"Relational database management system","score":0.530422031879425},{"id":"https://openalex.org/keywords/database-theory","display_name":"Database theory","score":0.5112175941467285},{"id":"https://openalex.org/keywords/data-modeling","display_name":"Data modeling","score":0.4595891237258911},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.4414014220237732},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.42163556814193726},{"id":"https://openalex.org/keywords/entity\u2013relationship-model","display_name":"Entity\u2013relationship model","score":0.4191175699234009},{"id":"https://openalex.org/keywords/database-tuning","display_name":"Database tuning","score":0.2949143052101135},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12169259786605835},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.12146490812301636}],"concepts":[{"id":"https://openalex.org/C5968703","wikidata":"https://www.wikidata.org/wiki/Q267136","display_name":"Database model","level":3,"score":0.7576621770858765},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.740879476070404},{"id":"https://openalex.org/C187959359","wikidata":"https://www.wikidata.org/wiki/Q17113749","display_name":"Physical data model","level":5,"score":0.6874808669090271},{"id":"https://openalex.org/C148840519","wikidata":"https://www.wikidata.org/wiki/Q1049878","display_name":"Database design","level":2,"score":0.659376859664917},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.658207893371582},{"id":"https://openalex.org/C40207289","wikidata":"https://www.wikidata.org/wiki/Q755662","display_name":"Relational model","level":3,"score":0.6286093592643738},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.5911210775375366},{"id":"https://openalex.org/C100463513","wikidata":"https://www.wikidata.org/wiki/Q5227322","display_name":"Data model (GIS)","level":2,"score":0.5850918889045715},{"id":"https://openalex.org/C54239708","wikidata":"https://www.wikidata.org/wiki/Q1329910","display_name":"View","level":3,"score":0.5796579122543335},{"id":"https://openalex.org/C203702819","wikidata":"https://www.wikidata.org/wiki/Q17146953","display_name":"Logical data model","level":3,"score":0.55744868516922},{"id":"https://openalex.org/C24394798","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database management system","level":3,"score":0.530422031879425},{"id":"https://openalex.org/C12439846","wikidata":"https://www.wikidata.org/wiki/Q4809258","display_name":"Database theory","level":3,"score":0.5112175941467285},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.4595891237258911},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.4414014220237732},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.42163556814193726},{"id":"https://openalex.org/C103593891","wikidata":"https://www.wikidata.org/wiki/Q624546","display_name":"Entity\u2013relationship model","level":3,"score":0.4191175699234009},{"id":"https://openalex.org/C107535962","wikidata":"https://www.wikidata.org/wiki/Q2459880","display_name":"Database tuning","level":4,"score":0.2949143052101135},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12169259786605835},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.12146490812301636}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0169-023x(99)00010-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0169-023x(99)00010-5","pdf_url":null,"source":{"id":"https://openalex.org/S136993123","display_name":"Data & Knowledge Engineering","issn_l":"0169-023X","issn":["0169-023X","1872-6933"],"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":"Data &amp; Knowledge Engineering","raw_type":"journal-article"},{"id":"pmh:oai:open.metu.edu.tr:11511/62867","is_oa":true,"landing_page_url":"https://hdl.handle.net/11511/62867","pdf_url":null,"source":{"id":"https://openalex.org/S4306402495","display_name":"OpenMETU (Middle East Technical University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I201799495","host_organization_name":"Middle East Technical University","host_organization_lineage":["https://openalex.org/I201799495"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"pmh:oai:open.metu.edu.tr:11511/62867","is_oa":true,"landing_page_url":"https://hdl.handle.net/11511/62867","pdf_url":null,"source":{"id":"https://openalex.org/S4306402495","display_name":"OpenMETU (Middle East Technical University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I201799495","host_organization_name":"Middle East Technical University","host_organization_lineage":["https://openalex.org/I201799495"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""},"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.8600000143051147}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4297044271","https://openalex.org/W2356642811","https://openalex.org/W2591891926","https://openalex.org/W1016652228","https://openalex.org/W2079992169","https://openalex.org/W2161175025","https://openalex.org/W1045036673","https://openalex.org/W3023537477","https://openalex.org/W2048259995","https://openalex.org/W2386848747"],"abstract_inverted_index":null,"counts_by_year":[{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2025-10-10T00:00:00"}
