{"id":"https://openalex.org/W1584821473","doi":"https://doi.org/10.1016/0304-3975(90)90146-9","title":"Adding relational query facilities to software development environments","display_name":"Adding relational query facilities to software development environments","publication_year":1990,"publication_date":"1990-06-01","ids":{"openalex":"https://openalex.org/W1584821473","doi":"https://doi.org/10.1016/0304-3975(90)90146-9","mag":"1584821473"},"language":"en","primary_location":{"id":"doi:10.1016/0304-3975(90)90146-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0304-3975(90)90146-9","pdf_url":null,"source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"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":"Theoretical Computer Science","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/A5088390204","display_name":"Susan Horwitz","orcid":null},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Susan Horwitz","raw_affiliation_strings":["Computer Sciences Department, University of Wisconsin-Madison, 1210 W. Dayton Street, Madison, WI 53706, USA","University of Wisconsin\u2014Madison, Madison,"],"affiliations":[{"raw_affiliation_string":"Computer Sciences Department, University of Wisconsin-Madison, 1210 W. Dayton Street, Madison, WI 53706, USA","institution_ids":["https://openalex.org/I135310074"]},{"raw_affiliation_string":"University of Wisconsin\u2014Madison, Madison,","institution_ids":["https://openalex.org/I135310074"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5088390204"],"corresponding_institution_ids":["https://openalex.org/I135310074"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":null,"fwci":5.3489,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.9526987,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"73","issue":"2","first_page":"213","last_page":"230"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10679","display_name":"Service-Oriented Architecture and Web Services","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T10679","display_name":"Service-Oriented Architecture and Web Services","score":0.9987000226974487,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9979000091552734,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9977999925613403,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7757937908172607},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.6666076183319092},{"id":"https://openalex.org/keywords/codds-theorem","display_name":"Codd's theorem","score":0.5950291156768799},{"id":"https://openalex.org/keywords/relational-model","display_name":"Relational model","score":0.5667715072631836},{"id":"https://openalex.org/keywords/transitive-closure","display_name":"Transitive closure","score":0.5120213627815247},{"id":"https://openalex.org/keywords/relational-calculus","display_name":"Relational calculus","score":0.4901007115840912},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.4794684648513794},{"id":"https://openalex.org/keywords/relational-algebra","display_name":"Relational algebra","score":0.44015246629714966},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.43953049182891846},{"id":"https://openalex.org/keywords/conjunctive-query","display_name":"Conjunctive query","score":0.4365577697753906},{"id":"https://openalex.org/keywords/relation","display_name":"Relation (database)","score":0.43254274129867554},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.422616571187973},{"id":"https://openalex.org/keywords/transitive-relation","display_name":"Transitive relation","score":0.41432642936706543},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3399611711502075},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3155367970466614},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.26947709918022156},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.20202654600143433},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13540270924568176},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.10739678144454956}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7757937908172607},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.6666076183319092},{"id":"https://openalex.org/C16739119","wikidata":"https://www.wikidata.org/wiki/Q5139948","display_name":"Codd's theorem","level":5,"score":0.5950291156768799},{"id":"https://openalex.org/C40207289","wikidata":"https://www.wikidata.org/wiki/Q755662","display_name":"Relational model","level":3,"score":0.5667715072631836},{"id":"https://openalex.org/C128896722","wikidata":"https://www.wikidata.org/wiki/Q1501387","display_name":"Transitive closure","level":2,"score":0.5120213627815247},{"id":"https://openalex.org/C99436015","wikidata":"https://www.wikidata.org/wiki/Q1722436","display_name":"Relational calculus","level":4,"score":0.4901007115840912},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.4794684648513794},{"id":"https://openalex.org/C95916125","wikidata":"https://www.wikidata.org/wiki/Q840540","display_name":"Relational algebra","level":3,"score":0.44015246629714966},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.43953049182891846},{"id":"https://openalex.org/C65647387","wikidata":"https://www.wikidata.org/wiki/Q1781706","display_name":"Conjunctive query","level":3,"score":0.4365577697753906},{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.43254274129867554},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.422616571187973},{"id":"https://openalex.org/C191399111","wikidata":"https://www.wikidata.org/wiki/Q64861","display_name":"Transitive relation","level":2,"score":0.41432642936706543},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3399611711502075},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3155367970466614},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.26947709918022156},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.20202654600143433},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13540270924568176},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.10739678144454956},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0304-3975(90)90146-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0304-3975(90)90146-9","pdf_url":null,"source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"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":"Theoretical Computer Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W1501703237","https://openalex.org/W1501779028","https://openalex.org/W1553031737","https://openalex.org/W1573833643","https://openalex.org/W1580108468","https://openalex.org/W1591108687","https://openalex.org/W1614081703","https://openalex.org/W1825341804","https://openalex.org/W1991199257","https://openalex.org/W1993318777","https://openalex.org/W2012802704","https://openalex.org/W2013041359","https://openalex.org/W2017839108","https://openalex.org/W2020601345","https://openalex.org/W2029722359","https://openalex.org/W2034409909","https://openalex.org/W2039187793","https://openalex.org/W2055255408","https://openalex.org/W2080901110","https://openalex.org/W2103920867","https://openalex.org/W2111607006","https://openalex.org/W2123858323","https://openalex.org/W2133384222","https://openalex.org/W2153329411","https://openalex.org/W2165674271","https://openalex.org/W2169012378","https://openalex.org/W2185907055","https://openalex.org/W2205031991","https://openalex.org/W2257518853","https://openalex.org/W2966001939","https://openalex.org/W4211008735","https://openalex.org/W4232672600","https://openalex.org/W4234265897","https://openalex.org/W4242717801","https://openalex.org/W4247560582","https://openalex.org/W4249719514","https://openalex.org/W6630012661","https://openalex.org/W6630044742","https://openalex.org/W6633239692","https://openalex.org/W6638434150","https://openalex.org/W6648712468","https://openalex.org/W6654961355","https://openalex.org/W6664526632","https://openalex.org/W6675744359","https://openalex.org/W6682764952","https://openalex.org/W6684003776"],"related_works":["https://openalex.org/W2133500843","https://openalex.org/W1863208065","https://openalex.org/W2068915349","https://openalex.org/W2407401372","https://openalex.org/W2347244702","https://openalex.org/W2169973224","https://openalex.org/W111415156","https://openalex.org/W4242418644","https://openalex.org/W1584821473","https://openalex.org/W2058655740"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}
