{"id":"https://openalex.org/W3041539092","doi":"https://doi.org/10.1145/3350755.3400237","title":"Efficient Concurrent Range Queries in B+-trees using RCU-HTM","display_name":"Efficient Concurrent Range Queries in B+-trees using RCU-HTM","publication_year":2020,"publication_date":"2020-07-06","ids":{"openalex":"https://openalex.org/W3041539092","doi":"https://doi.org/10.1145/3350755.3400237","mag":"3041539092"},"language":"en","primary_location":{"id":"doi:10.1145/3350755.3400237","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3350755.3400237","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 32nd ACM Symposium on Parallelism in Algorithms and Architectures","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/A5031078145","display_name":"Dimitrios Siakavaras","orcid":"https://orcid.org/0000-0002-9857-623X"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Dimitrios Siakavaras","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029054589","display_name":"Panagiotis Billis","orcid":null},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Panagiotis Billis","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103236674","display_name":"Konstantinos Nikas","orcid":"https://orcid.org/0000-0003-4424-9951"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Konstantinos Nikas","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023870696","display_name":"Georgios Goumas","orcid":"https://orcid.org/0000-0001-7811-4831"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Georgios Goumas","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023526161","display_name":"Nectarios Koziris","orcid":"https://orcid.org/0000-0002-4890-8427"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Nectarios Koziris","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5031078145"],"corresponding_institution_ids":["https://openalex.org/I174458059"],"apc_list":null,"apc_paid":null,"fwci":0.4625,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.66214039,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"571","last_page":"573"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":1.0,"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/T10772","display_name":"Distributed systems and fault tolerance","score":1.0,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9983000159263611,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9944000244140625,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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":0.7669331431388855},{"id":"https://openalex.org/keywords/tree-traversal","display_name":"Tree traversal","score":0.7597339153289795},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.6383638381958008},{"id":"https://openalex.org/keywords/b-tree","display_name":"B-tree","score":0.6159226894378662},{"id":"https://openalex.org/keywords/range-query","display_name":"Range query (database)","score":0.613101065158844},{"id":"https://openalex.org/keywords/transactional-memory","display_name":"Transactional memory","score":0.5609850883483887},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.5324115753173828},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.5304419994354248},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5188116431236267},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4614352881908417},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.456123024225235},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4256863594055176},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.38606250286102295},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.30221933126449585},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.19730758666992188},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11811161041259766},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.09238481521606445},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.08365803956985474},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.07692655920982361},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.07403624057769775}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7669331431388855},{"id":"https://openalex.org/C140745168","wikidata":"https://www.wikidata.org/wiki/Q1210082","display_name":"Tree traversal","level":2,"score":0.7597339153289795},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.6383638381958008},{"id":"https://openalex.org/C78669399","wikidata":"https://www.wikidata.org/wiki/Q677051","display_name":"B-tree","level":3,"score":0.6159226894378662},{"id":"https://openalex.org/C136736807","wikidata":"https://www.wikidata.org/wiki/Q818943","display_name":"Range query (database)","level":5,"score":0.613101065158844},{"id":"https://openalex.org/C134277064","wikidata":"https://www.wikidata.org/wiki/Q878206","display_name":"Transactional memory","level":3,"score":0.5609850883483887},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.5324115753173828},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.5304419994354248},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5188116431236267},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4614352881908417},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.456123024225235},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4256863594055176},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.38606250286102295},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.30221933126449585},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.19730758666992188},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11811161041259766},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.09238481521606445},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.08365803956985474},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.07692655920982361},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.07403624057769775},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"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/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3350755.3400237","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3350755.3400237","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 32nd ACM Symposium on Parallelism in Algorithms and Architectures","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1983572666","https://openalex.org/W2115873870","https://openalex.org/W2145795182","https://openalex.org/W2734941459","https://openalex.org/W2765886097","https://openalex.org/W2963930218","https://openalex.org/W4300181150"],"related_works":["https://openalex.org/W3110101717","https://openalex.org/W4287647396","https://openalex.org/W3090291499","https://openalex.org/W2361165494","https://openalex.org/W3174664046","https://openalex.org/W2030473127","https://openalex.org/W2963478395","https://openalex.org/W1587123803","https://openalex.org/W2908418870","https://openalex.org/W2026745873"],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"we":[3],"exploit":[4],"RCU-HTM,":[5],"a":[6,27,43],"synchronization":[7],"mechanism":[8],"that":[9],"combines":[10],"Read-Copy-Update":[11],"(RCU)":[12],"and":[13,21,40],"Hardware":[14],"Transactional":[15],"Memory":[16],"(HTM)":[17],"to":[18],"support":[19,66],"linearizable":[20],"highly":[22],"efficient":[23],"range":[24,64,74],"queries":[25,31,75],"in":[26,32,76],"concurrent":[28],"B+-tree.":[29],"Range":[30],"our":[33,59],"B+-tree":[34,62],"start":[35],"with":[36,63],"an":[37],"asynchronized":[38],"traversal":[39],"then":[41],"perform":[42],"horizontal":[44],"scan":[45],"of":[46],"leaf":[47],"nodes,":[48],"by":[49],"following":[50],"sibling":[51],"pointers,":[52],"using":[53],"hardware":[54],"transactions.":[55],"Despite":[56],"its":[57],"simplicity,":[58],"RCU-HTM":[60],"based":[61],"query":[65],"greatly":[67],"outperforms":[68],"state-of-the-art":[69],"map":[70],"data":[71],"structures":[72],"for":[73],"several":[77],"execution":[78],"scenarios.":[79]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}