{"id":"https://openalex.org/W3168955346","doi":"https://doi.org/10.1007/s00778-021-00670-9","title":"$$\\hbox {CDBTune}^{+}$$: An efficient deep reinforcement learning-based automatic cloud database tuning system","display_name":"$$\\hbox {CDBTune}^{+}$$: An efficient deep reinforcement learning-based automatic cloud database tuning system","publication_year":2021,"publication_date":"2021-06-05","ids":{"openalex":"https://openalex.org/W3168955346","doi":"https://doi.org/10.1007/s00778-021-00670-9","mag":"3168955346"},"language":"en","primary_location":{"id":"doi:10.1007/s00778-021-00670-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s00778-021-00670-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s00778-021-00670-9.pdf","source":{"id":"https://openalex.org/S78926909","display_name":"The VLDB Journal","issn_l":"0949-877X","issn":["0949-877X","1066-8888"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The VLDB Journal","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://link.springer.com/content/pdf/10.1007/s00778-021-00670-9.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102917243","display_name":"Ji Zhang","orcid":"https://orcid.org/0000-0002-3770-1463"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]},{"id":"https://openalex.org/I887064364","display_name":"University of Amsterdam","ror":"https://ror.org/04dkp9463","country_code":"NL","type":"education","lineage":["https://openalex.org/I887064364"]}],"countries":["CN","NL"],"is_corresponding":true,"raw_author_name":"Ji Zhang","raw_affiliation_strings":["University of Amsterdam, Amsterdam, The Netherlands","Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-3770-1463","affiliations":[{"raw_affiliation_string":"University of Amsterdam, Amsterdam, The Netherlands","institution_ids":["https://openalex.org/I887064364"]},{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015061573","display_name":"Ke Zhou","orcid":"https://orcid.org/0000-0002-2161-8796"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Zhou","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100451576","display_name":"Guoliang Li","orcid":"https://orcid.org/0000-0002-1398-0621"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guoliang Li","raw_affiliation_strings":["Department of Computer Science, Tsinghua University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100345722","display_name":"Yu Liu","orcid":"https://orcid.org/0000-0002-1964-9278"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Liu","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan, China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105268212","display_name":"Ming Xie","orcid":"https://orcid.org/0000-0001-7659-3082"},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Xie","raw_affiliation_strings":["Tencent Inc., Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Inc., Shenzhen, China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076140322","display_name":"Bin Cheng","orcid":"https://orcid.org/0000-0002-2191-6603"},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Cheng","raw_affiliation_strings":["Tencent Inc., Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Inc., Shenzhen, China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050020638","display_name":"Jiashu Xing","orcid":null},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiashu Xing","raw_affiliation_strings":["Tencent Inc., Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Inc., Shenzhen, China","institution_ids":["https://openalex.org/I2250653659"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5102917243"],"corresponding_institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641","https://openalex.org/I887064364"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":{"value":2290,"currency":"EUR","value_usd":2890},"fwci":5.9722,"has_fulltext":true,"cited_by_count":30,"citation_normalized_percentile":{"value":0.96260627,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"30","issue":"6","first_page":"959","last_page":"987"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9994999766349792,"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/T12761","display_name":"Data Stream Mining Techniques","score":0.9987999796867371,"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/T12535","display_name":"Machine Learning and Data Classification","score":0.9965000152587891,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.7490827441215515},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7217909097671509},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5487490892410278},{"id":"https://openalex.org/keywords/reinforcement-learning","display_name":"Reinforcement learning","score":0.4240506887435913},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.42173486948013306},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.41132837533950806}],"concepts":[{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.7490827441215515},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7217909097671509},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5487490892410278},{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.4240506887435913},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42173486948013306},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.41132837533950806}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s00778-021-00670-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s00778-021-00670-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s00778-021-00670-9.pdf","source":{"id":"https://openalex.org/S78926909","display_name":"The VLDB Journal","issn_l":"0949-877X","issn":["0949-877X","1066-8888"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The VLDB Journal","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1007/s00778-021-00670-9","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s00778-021-00670-9","pdf_url":"https://link.springer.com/content/pdf/10.1007/s00778-021-00670-9.pdf","source":{"id":"https://openalex.org/S78926909","display_name":"The VLDB Journal","issn_l":"0949-877X","issn":["0949-877X","1066-8888"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The VLDB Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2413230818","display_name":null,"funder_award_id":"61821003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3968795434","display_name":null,"funder_award_id":"61472198","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5064772619","display_name":null,"funder_award_id":"No. 61821003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5099096257","display_name":null,"funder_award_id":"61821003","funder_id":"https://openalex.org/F4320315254","funder_display_name":"Innovative Research Group Project of the National Natural Science Foundation of China"},{"id":"https://openalex.org/G7331462187","display_name":null,"funder_award_id":"No.201-5CB358700","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G8539191751","display_name":null,"funder_award_id":"61632016","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320315254","display_name":"Innovative Research Group Project of the National Natural Science Foundation of China","ror":null},{"id":"https://openalex.org/F4320316083","display_name":"Tencent","ror":"https://ror.org/00hhjss72"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3168955346.pdf","grobid_xml":"https://content.openalex.org/works/W3168955346.grobid-xml"},"referenced_works_count":76,"referenced_works":["https://openalex.org/W1502949834","https://openalex.org/W1521464082","https://openalex.org/W1527501358","https://openalex.org/W1553825122","https://openalex.org/W1556530724","https://openalex.org/W1569974523","https://openalex.org/W1600880963","https://openalex.org/W1757796397","https://openalex.org/W1780272748","https://openalex.org/W1965869859","https://openalex.org/W1970298499","https://openalex.org/W1991571419","https://openalex.org/W1997375126","https://openalex.org/W2005228395","https://openalex.org/W2055958975","https://openalex.org/W2075018787","https://openalex.org/W2080224910","https://openalex.org/W2097175800","https://openalex.org/W2099023682","https://openalex.org/W2100495367","https://openalex.org/W2102489964","https://openalex.org/W2104954161","https://openalex.org/W2105252819","https://openalex.org/W2105636195","https://openalex.org/W2107726111","https://openalex.org/W2108094106","https://openalex.org/W2108883953","https://openalex.org/W2112474496","https://openalex.org/W2115258141","https://openalex.org/W2117406969","https://openalex.org/W2121863487","https://openalex.org/W2124954621","https://openalex.org/W2128941761","https://openalex.org/W2131024349","https://openalex.org/W2148291485","https://openalex.org/W2158072851","https://openalex.org/W2163605009","https://openalex.org/W2167631575","https://openalex.org/W2173248099","https://openalex.org/W2194775991","https://openalex.org/W2243512312","https://openalex.org/W2439673131","https://openalex.org/W2508071492","https://openalex.org/W2525739395","https://openalex.org/W2584555500","https://openalex.org/W2612759782","https://openalex.org/W2613206411","https://openalex.org/W2760770811","https://openalex.org/W2783292547","https://openalex.org/W2783484890","https://openalex.org/W2790625403","https://openalex.org/W2795239330","https://openalex.org/W2798340189","https://openalex.org/W2801015634","https://openalex.org/W2804448540","https://openalex.org/W2911283634","https://openalex.org/W2918549777","https://openalex.org/W2919115771","https://openalex.org/W2963042536","https://openalex.org/W2963477884","https://openalex.org/W2963853546","https://openalex.org/W2964141050","https://openalex.org/W2966185412","https://openalex.org/W2971076479","https://openalex.org/W3004727795","https://openalex.org/W3011998105","https://openalex.org/W3021961968","https://openalex.org/W3098844916","https://openalex.org/W3099158806","https://openalex.org/W3159820712","https://openalex.org/W4255544860","https://openalex.org/W4285719527","https://openalex.org/W4301361180","https://openalex.org/W6631646591","https://openalex.org/W6687681856","https://openalex.org/W6733403177"],"related_works":["https://openalex.org/W2961085424","https://openalex.org/W4306674287","https://openalex.org/W3046775127","https://openalex.org/W3107602296","https://openalex.org/W3170094116","https://openalex.org/W4386462264","https://openalex.org/W4364306694","https://openalex.org/W4312192474","https://openalex.org/W4283697347","https://openalex.org/W4210805261"],"abstract_inverted_index":{"Abstract":[0],"Configuration":[1],"tuning":[2,50,139,250,305],"is":[3],"vital":[4],"to":[5,26,82,97,162,180,190,245,276,293],"optimize":[6,63],"the":[7,35,64,118,156,164,192,197,212,227,235,247,303],"performance":[8,66],"of":[9,37,95,120,188,199,204,218,230,237,252],"a":[10,38,57,92,168,177,185,201,261,294],"database":[11,28,39],"management":[12],"system":[13],"(DBMS).":[14],"It":[15],"becomes":[16],"more":[17],"tedious":[18],"and":[19,30,123,125,225,233,249,300,307],"urgent":[20],"for":[21,46,91,257],"cloud":[22,110,262,274],"databases":[23,275],"(CDB)":[24],"due":[25],"diverse":[27],"instances":[29],"query":[31],"workloads,":[32,124],"which":[33,79,195,221],"make":[34],"job":[36],"administrator":[40],"(DBA)":[41],"very":[42],"difficult.":[43],"Existing":[44],"solutions":[45],"automatic":[47,137],"DBMS":[48],"configuration":[49],"have":[51,126],"several":[52],"limitations.":[53],"Firstly,":[54],"they":[55,72],"adopt":[56],"pipelined":[58],"learning":[59,149,224],"model":[60,232],"but":[61],"cannot":[62,87],"overall":[65],"in":[67,103,109,167,215,260],"an":[68,135],"end-to-end":[69,136,223],"manner.":[70],"Secondly,":[71],"rely":[73],"on":[74,272],"large-scale":[75],"high-quality":[76,205],"training":[77,248],"samples":[78,189],"are":[80],"hard":[81],"obtain.":[83],"Thirdly,":[84],"existing":[85,112],"approaches":[86,113],"recommend":[88],"reasonable":[89],"configurations":[90,122,166],"large":[93],"number":[94,187],"knobs":[96],"tune":[98],"whose":[99],"potential":[100],"values":[101],"live":[102],"such":[104],"high-dimensional":[105,169],"continuous":[106,170],"space.":[107,171],"Lastly,":[108],"environments,":[111],"can":[114],"hardly":[115],"cope":[116],"with":[117,184],"changes":[119],"hardware":[121,296],"poor":[127],"adaptability.":[128],"To":[129],"address":[130],"these":[131],"challenges,":[132],"we":[133,241],"design":[134],"CDB":[138],"system,":[140],"$${\\texttt":[141,151,172,207,253,278,287],"{CDBTune}}^{+}$$":[142,152,173,208,254,279,288],"<mml:math":[143,153,174,209,255,280,289],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:msup><mml:mrow><mml:mi>CDBTune</mml:mi></mml:mrow><mml:mo>+</mml:mo></mml:msup></mml:math>":[144,154,175,210,256,281,290],",":[145],"using":[146],"deep":[147,157],"reinforcement":[148],"(RL).":[150],"utilizes":[155],"deterministic":[158],"policy":[159],"gradient":[160],"method":[161],"find":[163],"optimal":[165],"adopts":[176,211],"trial-and-error":[178],"strategy":[179],"learn":[181],"knob":[182],"settings":[183],"limited":[186],"accomplish":[191],"initial":[193],"training,":[194],"alleviates":[196],"necessity":[198],"collecting":[200],"massive":[202],"amount":[203],"samples.":[206],"reward-feedback":[213],"mechanism":[214],"RL":[216],"instead":[217],"traditional":[219],"regression,":[220],"enables":[222],"accelerates":[226],"convergence":[228],"speed":[229],"our":[231],"improves":[234],"efficiency":[236,251],"online":[238],"tuning.":[239],"Besides,":[240],"propose":[242],"effective":[243],"techniques":[244],"improve":[246],"practical":[258],"usage":[259],"environment.":[263],"We":[264],"conducted":[265],"extensive":[266],"experiments":[267],"under":[268],"7":[269],"different":[270],"workloads":[271],"real":[273],"evaluate":[277],".":[282],"Experimental":[283],"results":[284],"showed":[285],"that":[286],"adapts":[291],"well":[292],"new":[295],"environment":[297],"or":[298],"workload,":[299],"significantly":[301],"outperformed":[302],"state-of-the-art":[304],"tools":[306],"DBA":[308],"experts.":[309]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":2}],"updated_date":"2026-05-23T08:51:43.019350","created_date":"2025-10-10T00:00:00"}