{"id":"https://openalex.org/W2009907185","doi":"https://doi.org/10.1145/1376616.1376758","title":"XArch","display_name":"XArch","publication_year":2008,"publication_date":"2008-06-09","ids":{"openalex":"https://openalex.org/W2009907185","doi":"https://doi.org/10.1145/1376616.1376758","mag":"2009907185"},"language":"en","primary_location":{"id":"doi:10.1145/1376616.1376758","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1376616.1376758","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2008 ACM SIGMOD international conference on Management of data","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":"https://openalex.org/A5039402998","display_name":"Heiko M\u00fcller","orcid":"https://orcid.org/0000-0003-0831-2327"},"institutions":[{"id":"https://openalex.org/I98677209","display_name":"University of Edinburgh","ror":"https://ror.org/01nrxwf90","country_code":"GB","type":"education","lineage":["https://openalex.org/I98677209"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Heiko M\u00fcller","raw_affiliation_strings":["University of Edinburgh, Edinburgh, United Kngdm"],"affiliations":[{"raw_affiliation_string":"University of Edinburgh, Edinburgh, United Kngdm","institution_ids":["https://openalex.org/I98677209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087078518","display_name":"Peter Buneman","orcid":"https://orcid.org/0009-0004-9056-8587"},"institutions":[{"id":"https://openalex.org/I98677209","display_name":"University of Edinburgh","ror":"https://ror.org/01nrxwf90","country_code":"GB","type":"education","lineage":["https://openalex.org/I98677209"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Peter Buneman","raw_affiliation_strings":["University of Edinburgh, Edinburgh, United Kngdm"],"affiliations":[{"raw_affiliation_string":"University of Edinburgh, Edinburgh, United Kngdm","institution_ids":["https://openalex.org/I98677209"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058886808","display_name":"Ioannis Koltsidas","orcid":null},"institutions":[{"id":"https://openalex.org/I98677209","display_name":"University of Edinburgh","ror":"https://ror.org/01nrxwf90","country_code":"GB","type":"education","lineage":["https://openalex.org/I98677209"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Ioannis Koltsidas","raw_affiliation_strings":["University of Edinburgh, Edinburgh, United Kngdm"],"affiliations":[{"raw_affiliation_string":"University of Edinburgh, Edinburgh, United Kngdm","institution_ids":["https://openalex.org/I98677209"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5039402998"],"corresponding_institution_ids":["https://openalex.org/I98677209"],"apc_list":null,"apc_paid":null,"fwci":4.0327,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.93959183,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1295","last_page":"1298"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9958000183105469,"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":0.9958000183105469,"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/T11986","display_name":"Scientific Computing and Data Management","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9927999973297119,"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":0.8318231105804443},{"id":"https://openalex.org/keywords/merge","display_name":"Merge (version control)","score":0.7832293510437012},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.5321362018585205},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4661409258842468},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3755163550376892},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3432660698890686},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.21245118975639343}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8318231105804443},{"id":"https://openalex.org/C197129107","wikidata":"https://www.wikidata.org/wiki/Q1921621","display_name":"Merge (version control)","level":2,"score":0.7832293510437012},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.5321362018585205},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4661409258842468},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3755163550376892},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3432660698890686},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.21245118975639343}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1376616.1376758","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1376616.1376758","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2008 ACM SIGMOD international conference on Management of data","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5457631205","display_name":null,"funder_award_id":"EP/F028288/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2056859949","https://openalex.org/W2104236910","https://openalex.org/W2117511594","https://openalex.org/W2137133993","https://openalex.org/W2154120389","https://openalex.org/W6604499242"],"related_works":["https://openalex.org/W4234886518","https://openalex.org/W2389591058","https://openalex.org/W2382112581","https://openalex.org/W3124036233","https://openalex.org/W4229787472","https://openalex.org/W2486541857","https://openalex.org/W2108840191","https://openalex.org/W2759366996","https://openalex.org/W2110679372","https://openalex.org/W2374253787"],"abstract_inverted_index":{"Database":[0],"archiving":[1],"is":[2,38,67,85],"important":[3,96],"for":[4,14,28,122],"the":[5,18,70,77,131,158],"retrieval":[6],"of":[7,10,20,34,50,82,160],"old":[8],"versions":[9,49,154],"a":[11,25,41,54,73,141],"database":[12],"and":[13,31,79,91,129,139,155,169],"temporal":[15],"queries":[16],"over":[17,76],"history":[19,84,159],"data.":[21,36],"We":[22,117,162],"demonstrate":[23,163],"XArch,":[24],"management":[26],"system":[27],"maintaining,":[29],"populating,":[30],"querying":[32],"archives":[33],"hierarchical":[35,51,104,124],"XArch":[37,87],"based":[39],"on":[40],"nested":[42,132],"merge":[43,102,133],"approach":[44,90],"that":[45,145],"efficiently":[46],"stores":[47],"multiple":[48],"data":[52,62,78,105,125,151,172],"in":[53,72,94,99,126],"compact":[55],"archive.":[56],"By":[57],"merging":[58],"elements":[59,107],"into":[60],"one":[61,147],"structure,":[63],"any":[64],"specific":[65],"version":[66],"retrievable":[68],"from":[69,152],"archive":[71],"single":[74],"pass":[75],"efficient":[80,120],"tracking":[81],"object":[83],"possible.":[86],"implements":[88],"this":[89,164],"extends":[92],"it":[93],"two":[95],"ways.":[97],"First,":[98],"order":[100],"to":[101,109,113,149,156],"large":[103],"sets,":[106],"need":[108],"be":[110],"sorted":[111],"according":[112],"their":[114],"key":[115],"values.":[116],"developed":[118],"an":[119],"algorithm":[121,134],"sorting":[123],"secondary":[127],"storage":[128],"modified":[130],"accordingly.":[135],"Second,":[136],"we":[137],"designed":[138],"implemented":[140],"declarative":[142],"query":[143],"language":[144],"enables":[146],"both":[148,166],"view":[150],"particular":[153],"track":[157],"objects.":[161],"using":[165],"molecular":[167],"biology":[168],"demographic":[170],"reference":[171],"as":[173],"examples.":[174]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}