{"id":"https://openalex.org/W2049251595","doi":"https://doi.org/10.1145/2304510.2304525","title":"Testing the accuracy of query optimizers","display_name":"Testing the accuracy of query optimizers","publication_year":2012,"publication_date":"2012-05-21","ids":{"openalex":"https://openalex.org/W2049251595","doi":"https://doi.org/10.1145/2304510.2304525","mag":"2049251595"},"language":"en","primary_location":{"id":"doi:10.1145/2304510.2304525","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2304510.2304525","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Fifth International Workshop on Testing Database Systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5082481761","display_name":"Zhongxian Gu","orcid":null},"institutions":[{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhongxian Gu","raw_affiliation_strings":["University of California Davis","university of california, davis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California Davis","institution_ids":["https://openalex.org/I84218800"]},{"raw_affiliation_string":"university of california, davis","institution_ids":["https://openalex.org/I84218800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046525599","display_name":"Mohamed A. Soliman","orcid":"https://orcid.org/0000-0001-8916-9133"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mohamed A. Soliman","raw_affiliation_strings":["Greenplum/EMC"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Greenplum/EMC","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072322247","display_name":"Florian Waas","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Florian M. Waas","raw_affiliation_strings":["Greenplum/EMC"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Greenplum/EMC","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9836000204086304,"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/T11106","display_name":"Data Management and Algorithms","score":0.9818000197410583,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.851750373840332},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.657071590423584},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.5754265785217285},{"id":"https://openalex.org/keywords/view","display_name":"View","score":0.5379583835601807},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.4753287136554718},{"id":"https://openalex.org/keywords/database-tuning","display_name":"Database tuning","score":0.4721622169017792},{"id":"https://openalex.org/keywords/database-testing","display_name":"Database testing","score":0.440416157245636},{"id":"https://openalex.org/keywords/database-design","display_name":"Database design","score":0.3673775792121887},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.36626893281936646},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3258378505706787}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.851750373840332},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.657071590423584},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.5754265785217285},{"id":"https://openalex.org/C54239708","wikidata":"https://www.wikidata.org/wiki/Q1329910","display_name":"View","level":3,"score":0.5379583835601807},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.4753287136554718},{"id":"https://openalex.org/C107535962","wikidata":"https://www.wikidata.org/wiki/Q2459880","display_name":"Database tuning","level":4,"score":0.4721622169017792},{"id":"https://openalex.org/C78161392","wikidata":"https://www.wikidata.org/wiki/Q5227414","display_name":"Database testing","level":4,"score":0.440416157245636},{"id":"https://openalex.org/C148840519","wikidata":"https://www.wikidata.org/wiki/Q1049878","display_name":"Database design","level":2,"score":0.3673775792121887},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.36626893281936646},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3258378505706787},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2304510.2304525","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2304510.2304525","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Fifth International Workshop on Testing Database Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.41999998688697815,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W182288496","https://openalex.org/W1504218467","https://openalex.org/W1852059679","https://openalex.org/W1982407890","https://openalex.org/W1985514943","https://openalex.org/W2035364788","https://openalex.org/W2102116440","https://openalex.org/W2117480765","https://openalex.org/W2125484876","https://openalex.org/W2158679027","https://openalex.org/W2610862665","https://openalex.org/W4239181501","https://openalex.org/W4248080722","https://openalex.org/W4251720056","https://openalex.org/W6607375252"],"related_works":["https://openalex.org/W2129469317","https://openalex.org/W2188578519","https://openalex.org/W2357102580","https://openalex.org/W1501195592","https://openalex.org/W204909595","https://openalex.org/W318284924","https://openalex.org/W1603016012","https://openalex.org/W2003638749","https://openalex.org/W2391630783","https://openalex.org/W1533863182"],"abstract_inverted_index":{"The":[0],"accuracy":[1],"of":[2,52],"a":[3,10],"query":[4],"optimizer":[5],"is":[6,61],"intricately":[7],"connected":[8],"with":[9,47],"database":[11,43,64],"system":[12],"performance":[13],"and":[14,34],"its":[15],"operational":[16],"cost:":[17],"the":[18,21,25,27,50],"more":[19],"accurate":[20],"optimizer's":[22],"cost":[23],"model,":[24],"better":[26],"resulting":[28],"execution":[29],"plans.":[30],"Database":[31],"application":[32],"programmers":[33],"other":[35],"practitioners":[36],"have":[37],"long":[38],"provided":[39],"anecdotal":[40],"evidence":[41],"that":[42],"systems":[44],"differ":[45],"widely":[46],"respect":[48],"to":[49,56,63,66],"quality":[51],"their":[53],"optimizers,":[54],"yet,":[55],"date":[57],"no":[58],"formal":[59],"method":[60],"available":[62],"users":[65],"assess":[67],"or":[68],"refute":[69],"such":[70],"claims.":[71]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
