{"id":"https://openalex.org/W2904391802","doi":"https://doi.org/10.1109/tkde.2018.2884714","title":"SAL-Hashing: A Self-Adaptive Linear Hashing Index for SSDs","display_name":"SAL-Hashing: A Self-Adaptive Linear Hashing Index for SSDs","publication_year":2018,"publication_date":"2018-12-07","ids":{"openalex":"https://openalex.org/W2904391802","doi":"https://doi.org/10.1109/tkde.2018.2884714","mag":"2904391802"},"language":"en","primary_location":{"id":"doi:10.1109/tkde.2018.2884714","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2018.2884714","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-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/A5087025546","display_name":"Peiquan Jin","orcid":"https://orcid.org/0000-0002-3871-0548"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Peiquan Jin","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China","institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077342332","display_name":"Chengcheng Yang","orcid":"https://orcid.org/0000-0001-5128-8882"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengcheng Yang","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China","institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086087395","display_name":"Xiaoliang Wang","orcid":"https://orcid.org/0000-0002-2345-7308"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoliang Wang","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China","institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020797370","display_name":"Lihua Yue","orcid":null},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lihua Yue","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China","institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":null,"display_name":"Dezhi Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dezhi Zhang","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, China","institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5087025546"],"corresponding_institution_ids":["https://openalex.org/I126520041","https://openalex.org/I19820366"],"apc_list":null,"apc_paid":null,"fwci":0.5863,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73271991,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"32","issue":"3","first_page":"519","last_page":"532"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","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"}},"topics":[{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","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/T11478","display_name":"Caching and Content Delivery","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/T12288","display_name":"Optimization and Search Problems","score":0.9902999997138977,"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":0.8158938884735107},{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.7788066864013672},{"id":"https://openalex.org/keywords/linear-hashing","display_name":"Linear hashing","score":0.647621750831604},{"id":"https://openalex.org/keywords/dynamic-perfect-hashing","display_name":"Dynamic perfect hashing","score":0.5835267305374146},{"id":"https://openalex.org/keywords/hash-table","display_name":"Hash table","score":0.5533433556556702},{"id":"https://openalex.org/keywords/universal-hashing","display_name":"Universal hashing","score":0.547720193862915},{"id":"https://openalex.org/keywords/consistent-hashing","display_name":"Consistent hashing","score":0.5329234600067139},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.4346911907196045},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3335460424423218},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.32488852739334106},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.23163360357284546},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.20158535242080688},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.08365190029144287}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8158938884735107},{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.7788066864013672},{"id":"https://openalex.org/C36375716","wikidata":"https://www.wikidata.org/wiki/Q6553456","display_name":"Linear hashing","level":5,"score":0.647621750831604},{"id":"https://openalex.org/C122907437","wikidata":"https://www.wikidata.org/wiki/Q5318999","display_name":"Dynamic perfect hashing","level":5,"score":0.5835267305374146},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.5533433556556702},{"id":"https://openalex.org/C116058348","wikidata":"https://www.wikidata.org/wiki/Q846912","display_name":"Universal hashing","level":5,"score":0.547720193862915},{"id":"https://openalex.org/C56856351","wikidata":"https://www.wikidata.org/wiki/Q1757218","display_name":"Consistent hashing","level":5,"score":0.5329234600067139},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.4346911907196045},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3335460424423218},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.32488852739334106},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.23163360357284546},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.20158535242080688},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.08365190029144287}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2018.2884714","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2018.2884714","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5899999737739563}],"awards":[{"id":"https://openalex.org/G5073235725","display_name":null,"funder_award_id":"61472376","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5657777215","display_name":null,"funder_award_id":"61672479","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1437323374","https://openalex.org/W1565494300","https://openalex.org/W1963674762","https://openalex.org/W1966427814","https://openalex.org/W1971354639","https://openalex.org/W1978191132","https://openalex.org/W1981097687","https://openalex.org/W1981917151","https://openalex.org/W1990946453","https://openalex.org/W2010042648","https://openalex.org/W2011670396","https://openalex.org/W2014977566","https://openalex.org/W2020930775","https://openalex.org/W2062487414","https://openalex.org/W2072853307","https://openalex.org/W2085962483","https://openalex.org/W2093584083","https://openalex.org/W2104667973","https://openalex.org/W2104954161","https://openalex.org/W2106794191","https://openalex.org/W2112479717","https://openalex.org/W2123845384","https://openalex.org/W2129663346","https://openalex.org/W2136813418","https://openalex.org/W2154809801","https://openalex.org/W2155144363","https://openalex.org/W2158347038","https://openalex.org/W2203513737","https://openalex.org/W2267550052","https://openalex.org/W2269403881","https://openalex.org/W2281233167","https://openalex.org/W2405832089","https://openalex.org/W2431104710","https://openalex.org/W2433709474","https://openalex.org/W2613542009","https://openalex.org/W2741420129","https://openalex.org/W2752853835","https://openalex.org/W2752908210","https://openalex.org/W6628393877","https://openalex.org/W6645572677","https://openalex.org/W6713398272","https://openalex.org/W6742059841"],"related_works":["https://openalex.org/W2076162755","https://openalex.org/W2334522381","https://openalex.org/W2149143947","https://openalex.org/W2044784665","https://openalex.org/W2390631617","https://openalex.org/W2146912220","https://openalex.org/W4320855926","https://openalex.org/W2159176173","https://openalex.org/W2626013971","https://openalex.org/W2889787664"],"abstract_inverted_index":{"Flash":[0],"memory":[1],"based":[2,44],"solid":[3],"state":[4],"drives":[5],"(SSDs)":[6],"have":[7],"emerged":[8],"as":[9],"a":[10,103,124,154,186,230,252,268],"new":[11,253,269],"alternative":[12],"to":[13,18,76,80,98,111,117,131,136,161,175,177,189,203,212,224,234,258,294],"replace":[14],"magnetic":[15,51],"disks":[16],"due":[17],"their":[19],"high":[20,57],"performance":[21,58,146,262],"and":[22,109,115,141,158,192,198,300],"low":[23],"power":[24],"consumption.":[25],"However,":[26],"random":[27,134],"writes":[28,114,135,140,199],"on":[29,45,282],"SSDs":[30,81],"are":[31,42,83,93],"much":[32],"slower":[33],"than":[34],"SSD":[35],"reads.":[36],"Therefore,":[37],"traditional":[38],"index":[39,70,86,106,225],"structures,":[40],"which":[41],"designed":[43],"the":[46,56,100,148,178,194,204,237,241,245,260,272,275,295],"symmetrical":[47],"I/O":[48],"property":[49],"of":[50,59,90,102,123,127,147,153,156,180,196,263,274,297],"disks,":[52],"cannot":[53],"completely":[54],"exert":[55],"SSDs.":[60,284],"In":[61],"this":[62,170],"paper,":[63],"we":[64,96,159,184,250,266],"propose":[65,97,160,251,267],"an":[66],"SSD-optimized":[67],"linear":[68,104],"hashing":[69,105],"called":[71,255],"Self-Adaptive":[72],"Linear":[73],"Hashing":[74],"(SALhashing)":[75],"reduce":[77,213],"small":[78,133],"random-writes":[79],"that":[82,288],"caused":[84],"by":[85,200],"operations.":[87],"The":[88,285],"contributions":[89],"our":[91,289],"work":[92],"manifold.":[94],"First,":[95],"organize":[99],"buckets":[101,128,137],"into":[107,138],"groups":[108],"sets":[110],"facilitate":[112],"coarse-grained":[113],"adaptivity":[116],"access":[118,181,298],"patterns.":[119,182],"A":[120,150],"group":[121],"consisting":[122],"fixed":[125],"number":[126,155],"is":[129,173,219,291],"proposed":[130],"transform":[132],"coarsegrained":[139],"in":[142,207,210],"turn":[143],"improve":[144],"write":[145],"index.":[149],"set":[151,243,246],"consists":[152],"groups,":[157],"employ":[162],"different":[163],"split":[164,257],"strategies":[165],"for":[166,271],"each":[167,190,216],"set.":[168],"With":[169],"mechanism,":[171],"SAL-hashing":[172],"able":[174],"adapt":[176],"changes":[179],"Second,":[183],"attach":[185],"log":[187,205,217,238,276],"region":[188,206,218,239],"set,":[191],"amortize":[193],"cost":[195],"reads":[197],"committing":[201],"updates":[202],"batch.":[208],"Third,":[209],"order":[211],"search":[214,261],"cost,":[215],"equipped":[220],"with":[221,240],"Bloom":[222],"filters":[223],"update":[226],"logs.":[227],"We":[228,278],"devise":[229],"cost-based":[231],"online":[232],"algorithm":[233],"adaptively":[235],"merge":[236],"corresponding":[242],"when":[244],"becomes":[247],"search-intensive.":[248],"Fourth,":[249],"technique":[254],"virtual":[256],"optimize":[259],"SAL-hashing.":[264],"Finally,":[265],"scheme":[270],"management":[273],"buffer.":[277],"conduct":[279],"extensive":[280],"experiments":[281],"real":[283],"results":[286],"suggest":[287],"proposal":[290],"self-adaptive":[292],"according":[293],"change":[296],"patterns,":[299],"outperforms":[301],"several":[302],"competitors":[303],"under":[304],"various":[305],"workloads.":[306]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}
