{"id":"https://openalex.org/W2005754849","doi":"https://doi.org/10.1145/64789.64993","title":"A data model for flexible hypertext database systems","display_name":"A data model for flexible hypertext database systems","publication_year":1989,"publication_date":"1989-01-03","ids":{"openalex":"https://openalex.org/W2005754849","doi":"https://doi.org/10.1145/64789.64993","mag":"2005754849"},"language":"en","primary_location":{"id":"doi:10.1145/64789.64993","doi":"https://doi.org/10.1145/64789.64993","is_oa":true,"landing_page_url":"https://doi.org/10.1145/64789.64993","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/64789.64993","source":{"id":"https://openalex.org/S4394735545","display_name":"ACM Transactions on Information Systems","issn_l":"1046-8188","issn":["1046-8188","1558-2868"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["abdc-c","jufo-3","norway-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Information Systems","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/64789.64993","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5000681085","display_name":"Frank Wm. Tompa","orcid":"https://orcid.org/0000-0002-1907-9535","observed_orcids":["https://orcid.org/0000-0002-1907-9535"]},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Frank WM. Tompa","raw_affiliation_strings":["Univ. of Waterloo, Waterloo, Canada","University of Waterloo, Waterloo, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of Waterloo, Waterloo, Canada","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"University of Waterloo, Waterloo, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5000681085"],"corresponding_institution_ids":["https://openalex.org/I151746483"],"apc_list":null,"apc_paid":null,"fwci":17.4011,"has_fulltext":true,"cited_by_count":147,"citation_normalized_percentile":{"value":0.99358504,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"7","issue":"1","first_page":"85","last_page":"100"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.788100004196167,"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":0.788100004196167,"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/T12601","display_name":"Web Applications and Data Management","score":0.2078000009059906,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12016","display_name":"Web Data Mining and Analysis","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/hypertext-databases","display_name":"hypertext databases","score":0.9810000061988831},{"id":"https://openalex.org/keywords/data-model","display_name":"data model","score":0.6800000071525574},{"id":"https://openalex.org/keywords/hypergraph-model","display_name":"hypergraph model","score":0.9340000152587891},{"id":"https://openalex.org/keywords/database-schema","display_name":"database schema","score":0.5120000243186951},{"id":"https://openalex.org/keywords/database-implementation","display_name":"database implementation","score":0.4440000057220459}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8957962989807129},{"id":"https://openalex.org/C162215914","wikidata":"https://www.wikidata.org/wiki/Q93241","display_name":"Hypertext","level":2,"score":0.8465062379837036},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.5371971726417542},{"id":"https://openalex.org/C148840519","wikidata":"https://www.wikidata.org/wiki/Q1049878","display_name":"Database design","level":2,"score":0.5140253305435181},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.48441416025161743},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47171327471733093},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.44821375608444214},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4395716190338135},{"id":"https://openalex.org/C100463513","wikidata":"https://www.wikidata.org/wiki/Q5227322","display_name":"Data model (GIS)","level":2,"score":0.43545085191726685},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.28138574957847595},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.23722457885742188},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.16972222924232483},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13453412055969238},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/64789.64993","doi":"https://doi.org/10.1145/64789.64993","is_oa":true,"landing_page_url":"https://doi.org/10.1145/64789.64993","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/64789.64993","source":{"id":"https://openalex.org/S4394735545","display_name":"ACM Transactions on Information Systems","issn_l":"1046-8188","issn":["1046-8188","1558-2868"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["abdc-c","jufo-3","norway-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Information Systems","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/64789.64993","doi":"https://doi.org/10.1145/64789.64993","is_oa":true,"landing_page_url":"https://doi.org/10.1145/64789.64993","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/64789.64993","source":{"id":"https://openalex.org/S4394735545","display_name":"ACM Transactions on Information Systems","issn_l":"1046-8188","issn":["1046-8188","1558-2868"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["abdc-c","jufo-3","norway-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Information Systems","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2005754849.pdf","grobid_xml":"https://content.openalex.org/works/W2005754849.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W115482668","https://openalex.org/W191301197","https://openalex.org/W1485060056","https://openalex.org/W1499181104","https://openalex.org/W1510165340","https://openalex.org/W1511975366","https://openalex.org/W1524288961","https://openalex.org/W1530753374","https://openalex.org/W1982961928","https://openalex.org/W2035159691","https://openalex.org/W2056889883","https://openalex.org/W2064069626","https://openalex.org/W2074117435","https://openalex.org/W2096922909","https://openalex.org/W2116291147","https://openalex.org/W2158046522"],"related_works":["https://openalex.org/W1630321625","https://openalex.org/W2379294600","https://openalex.org/W2374348909","https://openalex.org/W1972508483","https://openalex.org/W2390897261","https://openalex.org/W3085968255","https://openalex.org/W2357458775","https://openalex.org/W2005269587","https://openalex.org/W618775439","https://openalex.org/W2005754849"],"abstract_inverted_index":{"Hypertext":[0],"and":[1,76],"other":[2],"page-oriented":[3,40],"databases":[4,20,41],"cannot":[5],"be":[6,57],"schematized":[7],"in":[8,42,70],"the":[9,49,64,71,85],"same":[10],"manner":[11],"as":[12],"record-oriented":[13],"databases.":[14,61],"As":[15],"a":[16,23,28,35,44],"result,":[17],"most":[18],"hypertext":[19,60],"implicitly":[21],"employ":[22],"data":[24],"model":[25,37,65,86],"based":[26],"on":[27],"simple,":[29],"unrestricted":[30],"graph.":[31],"This":[32],"paper":[33],"presents":[34],"hypergraph":[36],"for":[38],"maintaining":[39],"such":[43],"way":[45],"that":[46],"some":[47],"of":[48,68,78,84],"functionality":[50],"traditionally":[51],"provided":[52],"by":[53],"database":[54,74],"schemes":[55],"can":[56],"available":[58],"to":[59],"In":[62],"particular,":[63],"formalizes":[66],"identification":[67],"commonality":[69],"structure,":[72],"set-at-a-time":[73],"access,":[75],"definition":[77],"user-specific":[79],"views.":[80],"An":[81],"efficient":[82],"implementation":[83],"is":[87],"also":[88],"discussed.":[89]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2025-10-10T00:00:00"}