{"id":"https://openalex.org/W1980521989","doi":"https://doi.org/10.1145/2274576.2274583","title":"Highly expressive query languages for unordered data trees","display_name":"Highly expressive query languages for unordered data trees","publication_year":2012,"publication_date":"2012-03-26","ids":{"openalex":"https://openalex.org/W1980521989","doi":"https://doi.org/10.1145/2274576.2274583","mag":"1980521989"},"language":"en","primary_location":{"id":"doi:10.1145/2274576.2274583","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2274576.2274583","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 15th International Conference on Database Theory","raw_type":"proceedings-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":null,"display_name":"Serge Abiteboul","orcid":null},"institutions":[{"id":"https://openalex.org/I11559806","display_name":"\u00c9cole Normale Sup\u00e9rieure Paris-Saclay","ror":"https://ror.org/00hx6zz33","country_code":"FR","type":"education","lineage":["https://openalex.org/I11559806","https://openalex.org/I277688954"]},{"id":"https://openalex.org/I1326498283","display_name":"Institut national de recherche en sciences et technologies du num\u00e9rique","ror":"https://ror.org/02kvxyf05","country_code":"FR","type":"government","lineage":["https://openalex.org/I1326498283"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Serge Abiteboul","raw_affiliation_strings":["INRIA & ENS Cachan","INRIA and ENS Cachan"],"affiliations":[{"raw_affiliation_string":"INRIA & ENS Cachan","institution_ids":["https://openalex.org/I11559806"]},{"raw_affiliation_string":"INRIA and ENS Cachan","institution_ids":["https://openalex.org/I11559806","https://openalex.org/I1326498283"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078941176","display_name":"Pierre Bourhis","orcid":"https://orcid.org/0000-0001-5699-0320"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I40120149","display_name":"University of Oxford","ror":"https://ror.org/052gg0110","country_code":"GB","type":"education","lineage":["https://openalex.org/I40120149"]}],"countries":["FR","GB"],"is_corresponding":false,"raw_author_name":"Pierre Bourhis","raw_affiliation_strings":["University of Paris-Sud & Oxford University"],"affiliations":[{"raw_affiliation_string":"University of Paris-Sud & Oxford University","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I40120149"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049457012","display_name":"Victor Vianu","orcid":"https://orcid.org/0000-0002-0671-4456"},"institutions":[{"id":"https://openalex.org/I1326498283","display_name":"Institut national de recherche en sciences et technologies du num\u00e9rique","ror":"https://ror.org/02kvxyf05","country_code":"FR","type":"government","lineage":["https://openalex.org/I1326498283"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Victor Vianu","raw_affiliation_strings":["U.C. San Diego & INRIA"],"affiliations":[{"raw_affiliation_string":"U.C. San Diego & INRIA","institution_ids":["https://openalex.org/I1326498283"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I11559806","https://openalex.org/I1326498283"],"apc_list":null,"apc_paid":null,"fwci":1.1282,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.78366592,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"46","last_page":"60"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9997000098228455,"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":0.9997000098228455,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9980000257492065,"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"}},{"id":"https://openalex.org/T10703","display_name":"Business Process Modeling and Analysis","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1404","display_name":"Management Information Systems"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7668889760971069},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.5577502846717834},{"id":"https://openalex.org/keywords/expressive-power","display_name":"Expressive power","score":0.5522305965423584},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.5423546433448792},{"id":"https://openalex.org/keywords/xml","display_name":"XML","score":0.535988450050354},{"id":"https://openalex.org/keywords/ontology-language","display_name":"Ontology language","score":0.5217950344085693},{"id":"https://openalex.org/keywords/nondeterministic-algorithm","display_name":"Nondeterministic algorithm","score":0.49508991837501526},{"id":"https://openalex.org/keywords/formal-language","display_name":"Formal language","score":0.4846673309803009},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4791676104068756},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.45933499932289124},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.45887768268585205},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.45287761092185974},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.43191224336624146},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.29992276430130005},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.21114999055862427}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7668889760971069},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.5577502846717834},{"id":"https://openalex.org/C195818886","wikidata":"https://www.wikidata.org/wiki/Q5421724","display_name":"Expressive power","level":2,"score":0.5522305965423584},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.5423546433448792},{"id":"https://openalex.org/C8797682","wikidata":"https://www.wikidata.org/wiki/Q2115","display_name":"XML","level":2,"score":0.535988450050354},{"id":"https://openalex.org/C61673122","wikidata":"https://www.wikidata.org/wiki/Q7095059","display_name":"Ontology language","level":3,"score":0.5217950344085693},{"id":"https://openalex.org/C176181172","wikidata":"https://www.wikidata.org/wiki/Q3490301","display_name":"Nondeterministic algorithm","level":2,"score":0.49508991837501526},{"id":"https://openalex.org/C146072743","wikidata":"https://www.wikidata.org/wiki/Q192161","display_name":"Formal language","level":2,"score":0.4846673309803009},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4791676104068756},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.45933499932289124},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.45887768268585205},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.45287761092185974},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.43191224336624146},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29992276430130005},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.21114999055862427},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C2129575","wikidata":"https://www.wikidata.org/wiki/Q54837","display_name":"Semantic Web","level":2,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2274576.2274583","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2274576.2274583","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 15th International Conference on Database Theory","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.46000000834465027,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[{"id":"https://openalex.org/G4807432889","display_name":null,"funder_award_id":"IIS-0916515","funder_id":"https://openalex.org/F4320337389","funder_display_name":"Division of Information and Intelligent Systems"},{"id":"https://openalex.org/G5253393614","display_name":null,"funder_award_id":"226513","funder_id":"https://openalex.org/F4320334960","funder_display_name":"Seventh Framework Programme"},{"id":"https://openalex.org/G8796945004","display_name":null,"funder_award_id":"FP7/2007-2013","funder_id":"https://openalex.org/F4320334960","funder_display_name":"Seventh Framework Programme"}],"funders":[{"id":"https://openalex.org/F4320334960","display_name":"Seventh Framework Programme","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320337389","display_name":"Division of Information and Intelligent Systems","ror":"https://ror.org/053a2cp42"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1489366126","https://openalex.org/W1490424579","https://openalex.org/W1520133645","https://openalex.org/W1542510688","https://openalex.org/W1591037184","https://openalex.org/W1974959615","https://openalex.org/W1984930242","https://openalex.org/W1993233874","https://openalex.org/W2000487974","https://openalex.org/W2017501006","https://openalex.org/W2021964585","https://openalex.org/W2034811626","https://openalex.org/W2045890623","https://openalex.org/W2071163366","https://openalex.org/W2082366872","https://openalex.org/W2092398161","https://openalex.org/W2733686445","https://openalex.org/W6633513001","https://openalex.org/W6634622667"],"related_works":["https://openalex.org/W1503760549","https://openalex.org/W1557440484","https://openalex.org/W1843441125","https://openalex.org/W2161485193","https://openalex.org/W1559020255","https://openalex.org/W2124269710","https://openalex.org/W2180183691","https://openalex.org/W2101722040","https://openalex.org/W1980521989","https://openalex.org/W2007482449"],"abstract_inverted_index":{"We":[0],"study":[1],"highly":[2],"expressive":[3,55],"query":[4,86],"languages":[5,19,25,79,132],"for":[6],"unordered":[7],"data":[8,65],"trees,":[9],"using":[10],"as":[11,29,124],"formal":[12],"vehicles":[13],"Active":[14,68],"XML":[15],"and":[16,49,70,93],"extensions":[17],"of":[18,33,37,40,51,57,62,73,91,101,127,140,144],"in":[20,67,88,110,149],"the":[21,47,54,60,71,89,111,115,118,125,145],"while":[22],"family.":[23],"All":[24,78],"may":[26],"be":[27],"seen":[28],"adding":[30],"some":[31,99],"form":[32],"control":[34],"on":[35],"top":[36],"a":[38],"set":[39],"basic":[41,58],"pattern":[42],"queries.":[43],"The":[44],"results":[45],"highlight":[46],"impact":[48],"interplay":[50],"different":[52],"factors:":[53],"power":[56],"queries,":[59],"embedding":[61],"computation":[63],"into":[64],"(as":[66],"XML),":[69],"use":[72],"deterministic":[74],"vs.":[75],"nondeterministic":[76],"control.":[77],"are":[80,133],"Turing":[81],"complete,":[82,135],"but":[83,136],"not":[84],"necessarily":[85],"complete":[87],"sense":[90],"Chandra":[92],"Harel.":[94],"Indeed,":[95],"we":[96],"show":[97],"that":[98],"combinations":[100],"features":[102],"yield":[103],"serious":[104],"limitations,":[105],"analogous":[106],"to":[107],"FOk":[108],"definability":[109],"relational":[112],"context.":[113],"On":[114],"other":[116],"hand,":[117],"limitations":[119,142],"come":[120],"with":[121],"benefits":[122],"such":[123],"existence":[126],"powerful":[128],"normal":[129],"forms.":[130],"Other":[131],"\"almost\"":[134],"fall":[137],"short":[138],"because":[139],"subtle":[141],"reminiscent":[143],"copy":[146],"elimination":[147],"problem":[148],"object":[150],"databases.":[151]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-03-25T23:56:10.502304","created_date":"2025-10-10T00:00:00"}