US Patent 11301471 Database join prefetcher
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Patent Inventor Names
Hong Mei Zhang0
Sheng Yan Sun0
Shuo Li0
Xiaobo Wang0
Edits on 25 Apr, 2023
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Patent Number
113014710
Date of Patent
April 12, 2022
0Patent Application Number
168798790
Date Filed
May 21, 2020
0Patent Citations
Patent Primary Examiner
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US Patent 11301471 Database join prefetcher
Article
A database query processor includes a database join prefetcher that prefetches N next join column values in order to execute the query more efficiently. The prefetched next join column values for an inner table are used to skip rows in an outer table, thereby increasing the performance of executing the query. The number N of prefetches can be dynamically determined and adjusted to improve the performance of executing the query.
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Patent jurisdiction
Patent number
11301471
Date of patent
April 12, 2022
Patent application number
16879879
Date Filed
May 21, 2020
Patent citations
Patent primary examiner
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