{"id":"https://openalex.org/W2392024817","doi":null,"title":"Query Optimization Method of Database Based Distributed Database","display_name":"Query Optimization Method of Database Based Distributed Database","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2392024817","mag":"2392024817"},"language":"en","primary_location":{"id":"mag:2392024817","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTotal-KXJS200710051.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764978371","display_name":"Science Technology and Engineering","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319389","host_organization_name":"Mahasarakham University","host_organization_lineage":["https://openalex.org/P4310319389"],"host_organization_lineage_names":["Mahasarakham University"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Science Technology and Engineering","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5002421784","display_name":"Liu Rui-zhen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I79223203","display_name":"Guangdong Ocean University","ror":"https://ror.org/0462wa640","country_code":"CN","type":"education","lineage":["https://openalex.org/I79223203"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Liu Rui-zhen","raw_affiliation_strings":["Network and Education Technigue Centre,Guangdong University of Ocearn,Zhan jiang 524088)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Network and Education Technigue Centre,Guangdong University of Ocearn,Zhan jiang 524088)","institution_ids":["https://openalex.org/I79223203"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5002421784"],"corresponding_institution_ids":["https://openalex.org/I79223203"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9984999895095825,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9984999895095825,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.0003000000142492354,"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":0.00019999999494757503,"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/query-optimization","display_name":"query optimization","score":0.8519999980926514},{"id":"https://openalex.org/keywords/distributed-databases","display_name":"distributed databases","score":0.9259999990463257},{"id":"https://openalex.org/keywords/sql-query-processing","display_name":"SQL query processing","score":0.6819999814033508},{"id":"https://openalex.org/keywords/distributed-query-processing","display_name":"distributed query processing","score":0.5839999914169312}],"concepts":[{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.7732399106025696},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7716386914253235},{"id":"https://openalex.org/C70061542","wikidata":"https://www.wikidata.org/wiki/Q989016","display_name":"Distributed database","level":2,"score":0.7606961131095886},{"id":"https://openalex.org/C54239708","wikidata":"https://www.wikidata.org/wiki/Q1329910","display_name":"View","level":3,"score":0.7175916433334351},{"id":"https://openalex.org/C107535962","wikidata":"https://www.wikidata.org/wiki/Q2459880","display_name":"Database tuning","level":4,"score":0.6730605363845825},{"id":"https://openalex.org/C78161392","wikidata":"https://www.wikidata.org/wiki/Q5227414","display_name":"Database testing","level":4,"score":0.6492396593093872},{"id":"https://openalex.org/C148840519","wikidata":"https://www.wikidata.org/wiki/Q1049878","display_name":"Database design","level":2,"score":0.5585802793502808},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.554592490196228},{"id":"https://openalex.org/C12439846","wikidata":"https://www.wikidata.org/wiki/Q4809258","display_name":"Database theory","level":3,"score":0.5238595008850098},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5083810687065125},{"id":"https://openalex.org/C2778625365","wikidata":"https://www.wikidata.org/wiki/Q5227393","display_name":"Database application","level":2,"score":0.46386757493019104},{"id":"https://openalex.org/C205295232","wikidata":"https://www.wikidata.org/wiki/Q76320","display_name":"Database server","level":2,"score":0.46199822425842285},{"id":"https://openalex.org/C510870499","wikidata":"https://www.wikidata.org/wiki/Q47607","display_name":"SQL","level":2,"score":0.46166521310806274},{"id":"https://openalex.org/C2989070954","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database query","level":2,"score":0.45474952459335327},{"id":"https://openalex.org/C30775581","wikidata":"https://www.wikidata.org/wiki/Q632285","display_name":"Database schema","level":3,"score":0.45272117853164673},{"id":"https://openalex.org/C98080885","wikidata":"https://www.wikidata.org/wiki/Q7574095","display_name":"Spatiotemporal database","level":5,"score":0.4318928122520447},{"id":"https://openalex.org/C2779061030","wikidata":"https://www.wikidata.org/wiki/Q12038942","display_name":"Multimedia database","level":2,"score":0.4260683059692383},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.1945958137512207}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2392024817","doi":null,"is_oa":false,"landing_page_url":"http://en.cnki.com.cn/Article_en/CJFDTotal-KXJS200710051.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764978371","display_name":"Science Technology and Engineering","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319389","host_organization_name":"Mahasarakham University","host_organization_lineage":["https://openalex.org/P4310319389"],"host_organization_lineage_names":["Mahasarakham University"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Science Technology and Engineering","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2350847404","https://openalex.org/W2368240274","https://openalex.org/W4230058347","https://openalex.org/W2920388404","https://openalex.org/W7097640525","https://openalex.org/W75898931","https://openalex.org/W2385423149","https://openalex.org/W1596815897","https://openalex.org/W2077966880","https://openalex.org/W2347107296"],"abstract_inverted_index":{"Distributed":[0],"database,":[1],"an":[2],"important":[3],"part":[4],"of":[5,11,14,25,50],"database":[6,15,27,30,39],"system,":[7],"is":[8,43],"a":[9],"combination":[10],"the":[12,23,48],"technology":[13,31],"and":[16,32,36,46],"Internet.":[17],"People":[18],"begin":[19],"to":[20],"focus":[21],"on":[22],"development":[24],"distributed":[26],"when":[28],"traditional":[29],"Internet":[33],"becoming":[34],"more":[35,37],"perfect.Distributed":[38],"querying":[40],"processing":[41],"ways":[42],"mainly":[44],"introduced,":[45],"introduced":[47],"query":[49],"SQL.":[51]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}
