{"id":"https://openalex.org/W4381329189","doi":"https://doi.org/10.1145/3589319","title":"LAQy: Efficient and Reusable Query Approximations via Lazy Sampling","display_name":"LAQy: Efficient and Reusable Query Approximations via Lazy Sampling","publication_year":2023,"publication_date":"2023-06-13","ids":{"openalex":"https://openalex.org/W4381329189","doi":"https://doi.org/10.1145/3589319"},"language":"en","primary_location":{"id":"doi:10.1145/3589319","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3589319","pdf_url":null,"source":{"id":"https://openalex.org/S4387289859","display_name":"Proceedings of the ACM on Management of Data","issn_l":"2836-6573","issn":["2836-6573"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Management of Data","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://infoscience.epfl.ch/bitstreams/4a9d4bff-2b69-4c2a-81a7-417ef5d956ba/download","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044861877","display_name":"Viktor Sanca","orcid":"https://orcid.org/0000-0002-4799-8467"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Viktor Sanca","raw_affiliation_strings":["EPFL, Lausanne, Switzerland"],"raw_orcid":"https://orcid.org/0000-0002-4799-8467","affiliations":[{"raw_affiliation_string":"EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031298254","display_name":"Periklis Chrysogelos","orcid":"https://orcid.org/0000-0003-0194-708X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Periklis Chrysogelos","raw_affiliation_strings":["Oracle, Zurich, Switzerland"],"raw_orcid":"https://orcid.org/0000-0003-0194-708X","affiliations":[{"raw_affiliation_string":"Oracle, Zurich, Switzerland","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070907021","display_name":"Anastasia Ailamaki","orcid":null},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Anastasia Ailamaki","raw_affiliation_strings":["EPFL, Lausanne, Switzerland"],"raw_orcid":"https://orcid.org/0000-0002-9949-3639","affiliations":[{"raw_affiliation_string":"EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9483,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.76007402,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"1","issue":"2","first_page":"1","last_page":"26"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9994999766349792,"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":0.9994999766349792,"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":0.9984999895095825,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9929999709129333,"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":0.8647170066833496},{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.7539925575256348},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.638837456703186},{"id":"https://openalex.org/keywords/sample","display_name":"Sample (material)","score":0.5837721228599548},{"id":"https://openalex.org/keywords/reuse","display_name":"Reuse","score":0.5421167612075806},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5381819009780884},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.4985795021057129},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.4900468587875366},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.4320247769355774},{"id":"https://openalex.org/keywords/online-aggregation","display_name":"Online aggregation","score":0.43129950761795044},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4115503132343292},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.3973047733306885},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3915584087371826},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.2745779752731323},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.20512917637825012},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.15453755855560303},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.1007138192653656}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8647170066833496},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.7539925575256348},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.638837456703186},{"id":"https://openalex.org/C198531522","wikidata":"https://www.wikidata.org/wiki/Q485146","display_name":"Sample (material)","level":2,"score":0.5837721228599548},{"id":"https://openalex.org/C206588197","wikidata":"https://www.wikidata.org/wiki/Q846574","display_name":"Reuse","level":2,"score":0.5421167612075806},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5381819009780884},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.4985795021057129},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.4900468587875366},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.4320247769355774},{"id":"https://openalex.org/C24028149","wikidata":"https://www.wikidata.org/wiki/Q7094056","display_name":"Online aggregation","level":5,"score":0.43129950761795044},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4115503132343292},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.3973047733306885},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3915584087371826},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.2745779752731323},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.20512917637825012},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.15453755855560303},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.1007138192653656},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","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},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3589319","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3589319","pdf_url":null,"source":{"id":"https://openalex.org/S4387289859","display_name":"Proceedings of the ACM on Management of Data","issn_l":"2836-6573","issn":["2836-6573"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Management of Data","raw_type":"journal-article"},{"id":"pmh:oai:infoscience.epfl.ch:301264","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/196189","pdf_url":"https://infoscience.epfl.ch/bitstreams/4a9d4bff-2b69-4c2a-81a7-417ef5d956ba/download","source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":{"id":"pmh:oai:infoscience.epfl.ch:301264","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/196189","pdf_url":"https://infoscience.epfl.ch/bitstreams/4a9d4bff-2b69-4c2a-81a7-417ef5d956ba/download","source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6996191462","display_name":null,"funder_award_id":"200021_178894/1","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"}],"funders":[{"id":"https://openalex.org/F4320320915","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052"},{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4381329189.pdf","grobid_xml":"https://content.openalex.org/works/W4381329189.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W1656389077","https://openalex.org/W2011398297","https://openalex.org/W2022858489","https://openalex.org/W2071989194","https://openalex.org/W2089666999","https://openalex.org/W2099419573","https://openalex.org/W2106771621","https://openalex.org/W2118828104","https://openalex.org/W2151065878","https://openalex.org/W2166597031","https://openalex.org/W2295655272","https://openalex.org/W2429510775","https://openalex.org/W2521416656","https://openalex.org/W2560674852","https://openalex.org/W2566979091","https://openalex.org/W2613312134","https://openalex.org/W2613577383","https://openalex.org/W2795530455","https://openalex.org/W2798277312","https://openalex.org/W2908321983","https://openalex.org/W2917563655","https://openalex.org/W2948791565","https://openalex.org/W2949337399","https://openalex.org/W2970050155","https://openalex.org/W3005237218","https://openalex.org/W3013555795","https://openalex.org/W3028867501","https://openalex.org/W3029596260","https://openalex.org/W3034090036","https://openalex.org/W3100725368","https://openalex.org/W3100965700","https://openalex.org/W3173261093","https://openalex.org/W4242142158","https://openalex.org/W4251617391","https://openalex.org/W4282589223","https://openalex.org/W6838750930"],"related_works":["https://openalex.org/W2096359267","https://openalex.org/W3125756434","https://openalex.org/W1793997780","https://openalex.org/W185198413","https://openalex.org/W2041106684","https://openalex.org/W2013069866","https://openalex.org/W2186703450","https://openalex.org/W2034583622","https://openalex.org/W4381740310","https://openalex.org/W2150741898"],"abstract_inverted_index":{"Modern":[0],"analytical":[1,165],"engines":[2],"rely":[3],"on":[4,38],"Approximate":[5],"Query":[6],"Processing":[7],"(AQP)":[8],"to":[9,41,51,119,121,142,151,167,196,204],"provide":[10],"faster":[11],"response":[12,56,87],"times":[13,57],"than":[14],"the":[15,46,61,97,122,129,134,144,169],"hardware":[16],"allows":[17],"for":[18,113],"exact":[19],"query":[20,52,55],"answering.":[21],"However,":[22],"existing":[23,70,92],"AQP":[24,36,72],"methods":[25,73],"impose":[26],"steep":[27],"performance":[28],"penalties":[29],"as":[30,66,186],"workload":[31,67,125],"unpredictability":[32,145],"increases.":[33],"Specifically,":[34],"offline":[35],"relies":[37],"predictable":[39],"workloads":[40],"create":[42,74],"samples":[43,76,118,150],"that":[44,132,147],"match":[45,60],"queries":[47,59],"in":[48,86,124,160,176,206],"a":[49,90,111,177,187,207],"priori":[50],"execution,":[53],"reducing":[54],"when":[58],"expected":[62],"workload.":[63,210],"As":[64,89],"soon":[65],"predictability":[68],"diminishes,":[69],"online":[71,183,198],"query-specific":[75],"with":[77],"little":[78],"reuse":[79,191],"across":[80],"queries,":[81],"producing":[82],"significantly":[83],"smaller":[84],"gains":[85],"times.":[88],"result,":[91],"approaches":[93],"cannot":[94],"fully":[95],"exploit":[96],"benefits":[98],"of":[99,173,189],"sampling":[100,141,184,199],"under":[101],"increased":[102],"unpredictability.":[103],"We":[104,127,154],"analyze":[105],"sample":[106,135,190],"creation":[107,136],"and":[108,116,138,171,201],"propose":[109,139],"LAQy,":[110],"framework":[112,175],"building,":[114],"expanding,":[115],"merging":[117],"adapt":[120],"changes":[123],"predicates.":[126],"show":[128,168],"main":[130],"parameters":[131],"affect":[133],"time":[137,200],"lazy":[140],"overcome":[143],"issues":[146],"cause":[148],"fast-but-specialized":[149],"be":[152],"query-specific.":[153],"evaluate":[155],"LAQy":[156,180],"by":[157],"implementing":[158],"it":[159],"an":[161],"in-memory":[162],"code-generation-based":[163],"scale-up":[164],"engine":[166],"adaptivity":[170],"practicality":[172],"our":[174],"modern":[178],"system.":[179],"speeds":[181],"up":[182],"processing":[185],"function":[188],"ranging":[192],"from":[193,202],"practically":[194],"zero":[195],"full":[197],"2.5x":[203],"19.3x":[205],"simulated":[208],"exploratory":[209]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}