{"id":"https://openalex.org/W1967852903","doi":"https://doi.org/10.1145/1500412.1500486","title":"Parallel sort and join for high speed database machine operations","display_name":"Parallel sort and join for high speed database machine operations","publication_year":1981,"publication_date":"1981-01-01","ids":{"openalex":"https://openalex.org/W1967852903","doi":"https://doi.org/10.1145/1500412.1500486","mag":"1967852903"},"language":"en","primary_location":{"id":"doi:10.1145/1500412.1500486","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1500412.1500486","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the May 4-7, 1981, national computer conference on - AFIPS '81","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/A5113769788","display_name":"Mamoru Maekawa","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Mamoru Maekawa","raw_affiliation_strings":["University of Tokyo, Tokyo, Japan","Univ. of Tokyo, Tokyo (Japan)"],"affiliations":[{"raw_affiliation_string":"University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Univ. of Tokyo, Tokyo (Japan)","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5113769788"],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":null,"apc_paid":null,"fwci":4.4169,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.93318265,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"515","last_page":"515"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","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"}},"topics":[{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9968000054359436,"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":0.9918000102043152,"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":0.8624444007873535},{"id":"https://openalex.org/keywords/join","display_name":"Join (topology)","score":0.7832175493240356},{"id":"https://openalex.org/keywords/sort","display_name":"sort","score":0.7393308877944946},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.674148678779602},{"id":"https://openalex.org/keywords/sorting","display_name":"Sorting","score":0.6473846435546875},{"id":"https://openalex.org/keywords/interconnection","display_name":"Interconnection","score":0.5756933093070984},{"id":"https://openalex.org/keywords/sorting-algorithm","display_name":"Sorting algorithm","score":0.5557224750518799},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3963266611099243},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.34905481338500977},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08584925532341003}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8624444007873535},{"id":"https://openalex.org/C2776124973","wikidata":"https://www.wikidata.org/wiki/Q3183033","display_name":"Join (topology)","level":2,"score":0.7832175493240356},{"id":"https://openalex.org/C88548561","wikidata":"https://www.wikidata.org/wiki/Q347599","display_name":"sort","level":2,"score":0.7393308877944946},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.674148678779602},{"id":"https://openalex.org/C111696304","wikidata":"https://www.wikidata.org/wiki/Q2303697","display_name":"Sorting","level":2,"score":0.6473846435546875},{"id":"https://openalex.org/C123745756","wikidata":"https://www.wikidata.org/wiki/Q1665949","display_name":"Interconnection","level":2,"score":0.5756933093070984},{"id":"https://openalex.org/C108094655","wikidata":"https://www.wikidata.org/wiki/Q181593","display_name":"Sorting algorithm","level":3,"score":0.5557224750518799},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3963266611099243},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.34905481338500977},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08584925532341003},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1500412.1500486","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1500412.1500486","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the May 4-7, 1981, national computer conference on - AFIPS '81","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":4,"referenced_works":["https://openalex.org/W1976284552","https://openalex.org/W2066104460","https://openalex.org/W2141389982","https://openalex.org/W2752853835"],"related_works":["https://openalex.org/W2809748609","https://openalex.org/W2095055219","https://openalex.org/W2482527088","https://openalex.org/W3033694952","https://openalex.org/W2908348257","https://openalex.org/W4392178020","https://openalex.org/W2994182992","https://openalex.org/W2085265870","https://openalex.org/W2362374543","https://openalex.org/W2348196682"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,39],"parallel":[4],"joining":[5],"and":[6,29,36],"sorting":[7],"algorithm":[8,20,28,56],"that":[9],"completes":[10],"in":[11],"about":[12],"log":[13],"N":[14,17],"steps":[15],"for":[16,23],"records.":[18],"The":[19,27],"is":[21,61],"intended":[22],"large":[24],"database":[25,58],"systems.":[26],"its":[30],"required":[31],"processor":[32],"interconnection":[33],"are":[34],"simple":[35],"realistic.":[37],"Thus,":[38],"performance":[40],"improvement":[41],"of":[42,47],"three":[43],"to":[44,57],"four":[45],"orders":[46],"magnitude":[48],"can":[49],"be":[50],"realistically":[51],"expected":[52],"by":[53,64],"applying":[54],"this":[55],"machines.":[59],"Analysis":[60],"primarily":[62],"made":[63],"simulations.":[65]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
