{"id":"https://openalex.org/W2008742021","doi":"https://doi.org/10.1145/1559845.1559966","title":"Keyword search on structured and semi-structured data","display_name":"Keyword search on structured and semi-structured data","publication_year":2009,"publication_date":"2009-06-29","ids":{"openalex":"https://openalex.org/W2008742021","doi":"https://doi.org/10.1145/1559845.1559966","mag":"2008742021"},"language":"en","primary_location":{"id":"doi:10.1145/1559845.1559966","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1559845.1559966","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 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/A5100419293","display_name":"Yi Chen","orcid":"https://orcid.org/0000-0003-3669-1643"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Yi Chen","raw_affiliation_strings":["Arizona State University, Tempe, AZ, USA","Arizona State University , Tempe , AZ , USA"],"affiliations":[{"raw_affiliation_string":"Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]},{"raw_affiliation_string":"Arizona State University , Tempe , AZ , USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100392089","display_name":"Wei Wang","orcid":"https://orcid.org/0000-0002-8180-2886"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},{"id":"https://openalex.org/I42894916","display_name":"Data61","ror":"https://ror.org/03q397159","country_code":"AU","type":"other","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I42894916","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Wei Wang","raw_affiliation_strings":["University of New South Wales and NICTA, Sydney, Australia","University of New South Wales and NICTA, Sydney, Australia#TAB#"],"affiliations":[{"raw_affiliation_string":"University of New South Wales and NICTA, Sydney, Australia","institution_ids":["https://openalex.org/I42894916","https://openalex.org/I31746571"]},{"raw_affiliation_string":"University of New South Wales and NICTA, Sydney, Australia#TAB#","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100655691","display_name":"Ziyang Liu","orcid":"https://orcid.org/0000-0003-1984-7378"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ziyang Liu","raw_affiliation_strings":["Arizona State University, Tempe, AZ, USA","Arizona State University , Tempe , AZ , USA"],"affiliations":[{"raw_affiliation_string":"Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]},{"raw_affiliation_string":"Arizona State University , Tempe , AZ , USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079659938","display_name":"Xuemin Lin","orcid":"https://orcid.org/0000-0003-2396-7225"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},{"id":"https://openalex.org/I42894916","display_name":"Data61","ror":"https://ror.org/03q397159","country_code":"AU","type":"other","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I42894916","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Xuemin Lin","raw_affiliation_strings":["University of New South Wales and NICTA, Sydney, Australia","University of New South Wales and NICTA, Sydney, Australia#TAB#"],"affiliations":[{"raw_affiliation_string":"University of New South Wales and NICTA, Sydney, Australia","institution_ids":["https://openalex.org/I42894916","https://openalex.org/I31746571"]},{"raw_affiliation_string":"University of New South Wales and NICTA, Sydney, Australia#TAB#","institution_ids":["https://openalex.org/I31746571"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100419293"],"corresponding_institution_ids":["https://openalex.org/I55732556"],"apc_list":null,"apc_paid":null,"fwci":22.1401,"has_fulltext":false,"cited_by_count":174,"citation_normalized_percentile":{"value":0.99807692,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1005","last_page":"1010"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9998000264167786,"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/T12016","display_name":"Web Data Mining and Analysis","score":0.9948999881744385,"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/computer-science","display_name":"Computer science","score":0.8825271725654602},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.7119052410125732},{"id":"https://openalex.org/keywords/semi-structured-data","display_name":"Semi-structured data","score":0.6637127995491028},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.6306202411651611},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.591325044631958},{"id":"https://openalex.org/keywords/query-expansion","display_name":"Query expansion","score":0.5574917197227478},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.5236099362373352},{"id":"https://openalex.org/keywords/snippet","display_name":"Snippet","score":0.5231841206550598},{"id":"https://openalex.org/keywords/xquery","display_name":"XQuery","score":0.5207152962684631},{"id":"https://openalex.org/keywords/keyword-search","display_name":"Keyword search","score":0.5167354941368103},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.4797038435935974},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.45820000767707825},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.44519904255867004},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.4427459239959717},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.42908942699432373},{"id":"https://openalex.org/keywords/xml","display_name":"XML","score":0.4190555810928345},{"id":"https://openalex.org/keywords/xml-database","display_name":"XML database","score":0.38095957040786743},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.33949118852615356},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.2851240634918213},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.18743911385536194}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8825271725654602},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.7119052410125732},{"id":"https://openalex.org/C40077939","wikidata":"https://www.wikidata.org/wiki/Q2336004","display_name":"Semi-structured data","level":3,"score":0.6637127995491028},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.6306202411651611},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.591325044631958},{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.5574917197227478},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.5236099362373352},{"id":"https://openalex.org/C2777822670","wikidata":"https://www.wikidata.org/wiki/Q1120538","display_name":"Snippet","level":2,"score":0.5231841206550598},{"id":"https://openalex.org/C2780512708","wikidata":"https://www.wikidata.org/wiki/Q850661","display_name":"XQuery","level":4,"score":0.5207152962684631},{"id":"https://openalex.org/C2988412617","wikidata":"https://www.wikidata.org/wiki/Q7441656","display_name":"Keyword search","level":2,"score":0.5167354941368103},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.4797038435935974},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.45820000767707825},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.44519904255867004},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.4427459239959717},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.42908942699432373},{"id":"https://openalex.org/C8797682","wikidata":"https://www.wikidata.org/wiki/Q2115","display_name":"XML","level":2,"score":0.4190555810928345},{"id":"https://openalex.org/C183068750","wikidata":"https://www.wikidata.org/wiki/Q357393","display_name":"XML database","level":3,"score":0.38095957040786743},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.33949118852615356},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.2851240634918213},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.18743911385536194},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/1559845.1559966","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1559845.1559966","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 ACM SIGMOD International Conference on Management of data","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.150.2427","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.150.2427","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cse.unsw.edu.au/~weiw/files/SIGMOD09-KeywordSearch-Final.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.409.1817","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.409.1817","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.public.asu.edu/~ychen127/sigmod09_tutorial.pdf","raw_type":"text"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-158107","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-158107","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":66,"referenced_works":["https://openalex.org/W1519066168","https://openalex.org/W1527014258","https://openalex.org/W1592186521","https://openalex.org/W1671881141","https://openalex.org/W1973828215","https://openalex.org/W1980830073","https://openalex.org/W1981585544","https://openalex.org/W1989944922","https://openalex.org/W1990223473","https://openalex.org/W1999428655","https://openalex.org/W2000125822","https://openalex.org/W2006307108","https://openalex.org/W2015560174","https://openalex.org/W2029554959","https://openalex.org/W2036385401","https://openalex.org/W2038044233","https://openalex.org/W2046002391","https://openalex.org/W2052628356","https://openalex.org/W2067047206","https://openalex.org/W2075657963","https://openalex.org/W2075809648","https://openalex.org/W2077556543","https://openalex.org/W2082626166","https://openalex.org/W2088039650","https://openalex.org/W2088499566","https://openalex.org/W2096076988","https://openalex.org/W2097357324","https://openalex.org/W2098388305","https://openalex.org/W2099015201","https://openalex.org/W2102618089","https://openalex.org/W2103615139","https://openalex.org/W2105819430","https://openalex.org/W2107105629","https://openalex.org/W2108572131","https://openalex.org/W2113112851","https://openalex.org/W2115221525","https://openalex.org/W2115511289","https://openalex.org/W2116391761","https://openalex.org/W2117461391","https://openalex.org/W2118302148","https://openalex.org/W2121350579","https://openalex.org/W2122483056","https://openalex.org/W2122699404","https://openalex.org/W2126391456","https://openalex.org/W2128034913","https://openalex.org/W2133585661","https://openalex.org/W2136530502","https://openalex.org/W2143197360","https://openalex.org/W2148942721","https://openalex.org/W2149531250","https://openalex.org/W2151345349","https://openalex.org/W2154161546","https://openalex.org/W2156580346","https://openalex.org/W2162244814","https://openalex.org/W2162833734","https://openalex.org/W2164858177","https://openalex.org/W2165150232","https://openalex.org/W2169391242","https://openalex.org/W2169624745","https://openalex.org/W2171874178","https://openalex.org/W6637382334","https://openalex.org/W6675590664","https://openalex.org/W6677877414","https://openalex.org/W6679460971","https://openalex.org/W6684375356","https://openalex.org/W6684918978"],"related_works":["https://openalex.org/W1607713096","https://openalex.org/W2088499566","https://openalex.org/W4254384498","https://openalex.org/W2351676509","https://openalex.org/W4251905283","https://openalex.org/W2069491516","https://openalex.org/W86839264","https://openalex.org/W2513735905","https://openalex.org/W4237897980","https://openalex.org/W2183126318"],"abstract_inverted_index":{"Empowering":[0],"users":[1,11],"to":[2,124],"access":[3],"databases":[4],"using":[5],"simple":[6],"keywords":[7],"can":[8],"relieve":[9],"the":[10,13,40,117,126],"from":[12],"steep":[14],"learning":[15],"curve":[16],"of":[17,39,121],"mastering":[18],"a":[19],"structured":[20,48],"query":[21,53,62,68,109],"language":[22],"and":[23,26,49,60,72,91,111,119],"understanding":[24],"complex":[25],"possibly":[27],"fast":[28],"evolving":[29],"data":[30,77,89],"schemas.":[31],"In":[32],"this":[33],"tutorial,":[34],"we":[35,115],"give":[36],"an":[37],"overview":[38],"state-of-the-art":[41],"techniques":[42],"for":[43],"supporting":[44],"keyword":[45,101,105],"search":[46,73],"on":[47],"semi-structured":[50],"data,":[51,84,86,88],"including":[52,82],"result":[54,58,66],"definition,":[55],"ranking":[56],"functions,":[57],"generation":[59],"top-k":[61],"processing,":[63],"snippet":[64],"generation,":[65,110],"clustering,":[67],"cleaning,":[69],"performance":[70],"optimization,":[71],"quality":[74],"evaluation.":[75],"Various":[76],"models":[78],"will":[79],"be":[80],"discussed,":[81],"relational":[83],"XML":[85],"graph-structured":[87],"streams,":[90],"workflows.":[92],"We":[93],"also":[94],"discuss":[95],"applications":[96],"that":[97],"are":[98],"built":[99],"upon":[100],"search,":[102],"such":[103],"as":[104],"based":[106],"database":[107],"selection,":[108],"analytical":[112],"processing.":[113],"Finally":[114],"identify":[116],"challenges":[118],"opportunities":[120],"future":[122],"research":[123],"advance":[125],"field.":[127]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":12},{"year":2015,"cited_by_count":14},{"year":2014,"cited_by_count":11},{"year":2013,"cited_by_count":17},{"year":2012,"cited_by_count":25}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}