{"id":"https://openalex.org/W1493682784","doi":"https://doi.org/10.1007/3-540-51251-9_19","title":"RTL a Relation and Table Language for statistical databases","display_name":"RTL a Relation and Table Language for statistical databases","publication_year":1989,"publication_date":"1989-01-01","ids":{"openalex":"https://openalex.org/W1493682784","doi":"https://doi.org/10.1007/3-540-51251-9_19","mag":"1493682784"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-51251-9_19","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-51251-9_19","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5035260989","display_name":"Lotfi Lakhal","orcid":null},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]},{"id":"https://openalex.org/I4210120884","display_name":"Institut Sup\u00e9rieur des \u00c9tudes Technologiques en Communications de Tunis","ror":"https://ror.org/02rfbsc53","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210120884"]},{"id":"https://openalex.org/I108714496","display_name":"Tunis University","ror":"https://ror.org/02q1spa57","country_code":"TN","type":"education","lineage":["https://openalex.org/I108714496"]}],"countries":["FR","TN"],"is_corresponding":true,"raw_author_name":"Lotfi Lakhal","raw_affiliation_strings":["BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","University of Tunis, ENSI, 2049, Ariana, Tunisie","BAOU Project, University of Nice-CNRS, LISAN","University of Tunis, ENSI"],"affiliations":[{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","institution_ids":["https://openalex.org/I201841394","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"University of Tunis, ENSI, 2049, Ariana, Tunisie","institution_ids":["https://openalex.org/I4210120884","https://openalex.org/I108714496"]},{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN","institution_ids":["https://openalex.org/I201841394"]},{"raw_affiliation_string":"University of Tunis, ENSI","institution_ids":["https://openalex.org/I108714496"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028145086","display_name":"Rosine Cicchetti","orcid":null},"institutions":[{"id":"https://openalex.org/I876277369","display_name":"Lucideon (United Kingdom)","ror":"https://ror.org/05s7s9x02","country_code":"GB","type":"company","lineage":["https://openalex.org/I876277369"]},{"id":"https://openalex.org/I4210150884","display_name":"Fondation Sophia Antipolis","ror":"https://ror.org/05nkcfv27","country_code":"FR","type":"other","lineage":["https://openalex.org/I4210150884"]},{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR","GB"],"is_corresponding":false,"raw_author_name":"Rosine Cicchetti","raw_affiliation_strings":["BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","Ceram, Sophia Antipolis BP 120, 06561, Valbonne cedex, France","Ceram","BAOU Project, University of Nice-CNRS, LISAN"],"affiliations":[{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","institution_ids":["https://openalex.org/I201841394","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Ceram, Sophia Antipolis BP 120, 06561, Valbonne cedex, France","institution_ids":["https://openalex.org/I4210150884"]},{"raw_affiliation_string":"Ceram","institution_ids":["https://openalex.org/I876277369"]},{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN","institution_ids":["https://openalex.org/I201841394"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035007697","display_name":"Serge Miranda","orcid":null},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Serge Miranda","raw_affiliation_strings":["BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","BAOU Project, University of Nice-CNRS, LISAN"],"affiliations":[{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN, Bat 3, Rue A. Einstein, 06560, Sophia-Antipolis, Valbonne, France","institution_ids":["https://openalex.org/I201841394","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"BAOU Project, University of Nice-CNRS, LISAN","institution_ids":["https://openalex.org/I201841394"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5035260989"],"corresponding_institution_ids":["https://openalex.org/I108714496","https://openalex.org/I1294671590","https://openalex.org/I201841394","https://openalex.org/I4210120884"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.7705,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.8160697,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"285","last_page":"300"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9987999796867371,"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":0.9987999796867371,"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":0.9947999715805054,"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":0.9757999777793884,"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/relation","display_name":"Relation (database)","score":0.7610365748405457},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.7387776374816895},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7346948385238647},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.6343066692352295},{"id":"https://openalex.org/keywords/aggregate","display_name":"Aggregate (composite)","score":0.5806304812431335},{"id":"https://openalex.org/keywords/macro","display_name":"Macro","score":0.5709089636802673},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.506548285484314},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.5041011571884155},{"id":"https://openalex.org/keywords/relational-algebra","display_name":"Relational algebra","score":0.4793277978897095},{"id":"https://openalex.org/keywords/data-manipulation-language","display_name":"Data manipulation language","score":0.42487800121307373},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4243241548538208},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.3983765244483948},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.38134849071502686}],"concepts":[{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.7610365748405457},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.7387776374816895},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7346948385238647},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.6343066692352295},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.5806304812431335},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.5709089636802673},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.506548285484314},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.5041011571884155},{"id":"https://openalex.org/C95916125","wikidata":"https://www.wikidata.org/wiki/Q840540","display_name":"Relational algebra","level":3,"score":0.4793277978897095},{"id":"https://openalex.org/C56288433","wikidata":"https://www.wikidata.org/wiki/Q58673","display_name":"Data manipulation language","level":2,"score":0.42487800121307373},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4243241548538208},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.3983765244483948},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.38134849071502686},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-51251-9_19","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-51251-9_19","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W50364406","https://openalex.org/W52519700","https://openalex.org/W64096637","https://openalex.org/W96123865","https://openalex.org/W136908855","https://openalex.org/W1487096292","https://openalex.org/W1499955781","https://openalex.org/W1530764616","https://openalex.org/W1566656512","https://openalex.org/W1893113112","https://openalex.org/W1971475250","https://openalex.org/W1973284484","https://openalex.org/W1986832527","https://openalex.org/W2004024047","https://openalex.org/W2004872883","https://openalex.org/W2017677981","https://openalex.org/W2048614245","https://openalex.org/W2054870222","https://openalex.org/W2093467213","https://openalex.org/W2113904485","https://openalex.org/W2120624143","https://openalex.org/W2135133015","https://openalex.org/W2138709157","https://openalex.org/W2140921033","https://openalex.org/W2154884904","https://openalex.org/W2168041285","https://openalex.org/W2168247528","https://openalex.org/W2313469048","https://openalex.org/W4253109344","https://openalex.org/W4253128455","https://openalex.org/W6639619561","https://openalex.org/W6680456638"],"related_works":["https://openalex.org/W2085988990","https://openalex.org/W2056340443","https://openalex.org/W2143485006","https://openalex.org/W2005835473","https://openalex.org/W3174970460","https://openalex.org/W2950556518","https://openalex.org/W2376710457","https://openalex.org/W4383617113","https://openalex.org/W1974946854","https://openalex.org/W1979093255"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
