JP2021051732A - データベース内のターゲットキーを検索する方法及びそのシステム並びに非一時的なコンピュータ読取可能記録媒体 - Google Patents

データベース内のターゲットキーを検索する方法及びそのシステム並びに非一時的なコンピュータ読取可能記録媒体 Download PDF

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JP2021051732A
JP2021051732A JP2020141694A JP2020141694A JP2021051732A JP 2021051732 A JP2021051732 A JP 2021051732A JP 2020141694 A JP2020141694 A JP 2020141694A JP 2020141694 A JP2020141694 A JP 2020141694A JP 2021051732 A JP2021051732 A JP 2021051732A
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value
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JP2021051732A5 (enExample
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熙 權 朴
Heekwon PARK
熙 權 朴
一 九 洪
Ilgu Hong
一 九 洪
好 彬 李
Ho Bin Lee
好 彬 李
亮 ソク 奇
Yang Seok Ki
亮 ソク 奇
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/13—File access structures, e.g. distributed indices
    • G06F16/137—Hash-based
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22—Indexing; Data structures therefor; Storage structures
    • G06F16/2282—Tablespace storage structures; Management thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/14—Details of searching files based on file metadata
    • G06F16/148—File search processing
    • G06F16/152—File search processing using file content signatures, e.g. hash values
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22—Indexing; Data structures therefor; Storage structures
    • G06F16/2228—Indexing structures
    • G06F16/2255—Hash tables
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2455—Query execution
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2455—Query execution
    • G06F16/24553—Query execution of query operations
    • G06F16/24558—Binary matching operations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/31—Indexing; Data structures therefor; Storage structures
    • G06F16/316—Indexing structures
    • G06F16/325—Hash tables
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/901—Indexing; Data structures therefor; Storage structures
    • G06F16/9014—Indexing; Data structures therefor; Storage structures hash tables

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computational Linguistics (AREA)
  • Library & Information Science (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP2020141694A 2019-09-20 2020-08-25 データベース内のターゲットキーを検索する方法及びそのシステム並びに非一時的なコンピュータ読取可能記録媒体 Pending JP2021051732A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962903637P 2019-09-20 2019-09-20
US62/903,637 2019-09-20
US16/837,730 US11520738B2 (en) 2019-09-20 2020-04-01 Internal key hash directory in table
US16/837,730 2020-04-01

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JP2021051732A true JP2021051732A (ja) 2021-04-01
JP2021051732A5 JP2021051732A5 (enExample) 2023-08-07

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US (1) US11520738B2 (enExample)
JP (1) JP2021051732A (enExample)
KR (1) KR102645141B1 (enExample)
CN (1) CN112540981B (enExample)
TW (1) TWI819230B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3103664B1 (fr) * 2019-11-27 2023-04-07 Amadeus Sas Système de stockage distribué pour stocker des données contextuelles
US11756619B2 (en) 2021-03-31 2023-09-12 Micron Technology, Inc. Key storage for sorted string tables using content addressable memory
US11954345B2 (en) * 2021-12-03 2024-04-09 Samsung Electronics Co., Ltd. Two-level indexing for key-value persistent storage device
CN114490638B (zh) * 2021-12-29 2025-03-11 北京乐普四方方圆科技股份有限公司 索引表创建方法和装置、目标记录查找方法和装置
JP2023140128A (ja) * 2022-03-22 2023-10-04 キオクシア株式会社 永続記憶装置、ホスト及び永続記憶装置の制御方法
US12135722B2 (en) * 2022-07-14 2024-11-05 Samsung Electronics Co., Ltd. Systems and methods for data comparison
US12038916B1 (en) 2022-12-30 2024-07-16 Atlassian Pty Ltd. User interface for formulating structured queries and generating graphical objects within a content collaboration platform
US12277112B2 (en) * 2022-12-30 2025-04-15 Atlassian Pty Ltd. Content collaboration platform with interface for conducting structured queries and embedding issue content of an issue tracking platform
CN117424698A (zh) * 2023-10-07 2024-01-19 北京泰迪未来科技股份有限公司 大规模单向散列值的存储方法及装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510318A (ja) * 2011-02-03 2014-04-24 株式会社リコー アプリケーションを認証するためのシグネチャを生成する方法及びシステム

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2270687A2 (en) 1995-04-11 2011-01-05 Kinetech, Inc. Identifying data in a data processing system
US6067547A (en) * 1997-08-12 2000-05-23 Microsoft Corporation Hash table expansion and contraction for use with internal searching
GB9811574D0 (en) 1998-05-30 1998-07-29 Ibm Indexed file system and a method and a mechanism for accessing data records from such a system
US7523098B2 (en) 2004-09-15 2009-04-21 International Business Machines Corporation Systems and methods for efficient data searching, storage and reduction
US7784094B2 (en) * 2005-06-30 2010-08-24 Intel Corporation Stateful packet content matching mechanisms
US8521751B2 (en) * 2008-08-22 2013-08-27 Nec Corporation Search device, a search method and a program
US20110270820A1 (en) * 2009-01-16 2011-11-03 Sanjiv Agarwal Dynamic Indexing while Authoring and Computerized Search Methods
US20110276744A1 (en) 2010-05-05 2011-11-10 Microsoft Corporation Flash memory cache including for use with persistent key-value store
US8880554B2 (en) * 2010-12-03 2014-11-04 Futurewei Technologies, Inc. Method and apparatus for high performance, updatable, and deterministic hash table for network equipment
JP5524144B2 (ja) * 2011-08-08 2014-06-18 株式会社東芝 ｋｅｙ−ｖａｌｕｅストア方式を有するメモリシステム
US8788788B2 (en) 2011-08-11 2014-07-22 Pure Storage, Inc. Logical sector mapping in a flash storage array
US9189509B1 (en) * 2012-09-21 2015-11-17 Comindware Ltd. Storing graph data representing workflow management
US20140297651A1 (en) * 2013-04-01 2014-10-02 Ori Software Development Ltd. Using hash table to retrieve leaf index blocks
US9537771B2 (en) * 2013-04-04 2017-01-03 Marvell Israel (M.I.S.L) Ltd. Exact match hash lookup databases in network switch devices
US9256549B2 (en) * 2014-01-17 2016-02-09 Netapp, Inc. Set-associative hash table organization for efficient storage and retrieval of data in a storage system
US9965482B2 (en) 2014-06-24 2018-05-08 Infinidat Ltd. Hash based read and write operations in a storage system
US20160350302A1 (en) * 2015-05-27 2016-12-01 Hedvig, Inc. Dynamically splitting a range of a node in a distributed hash table
US9971526B1 (en) * 2015-06-29 2018-05-15 Amazon Technologies, Inc. Volume-based key-value store
KR20170028825A (ko) * 2015-09-04 2017-03-14 퓨어 스토리지, 아이앤씨. 압축된 인덱스들을 사용한 해시 테이블들에서의 메모리 효율적인 스토리지 및 탐색
US10108547B2 (en) * 2016-01-06 2018-10-23 Netapp, Inc. High performance and memory efficient metadata caching
US9813079B2 (en) * 2016-02-29 2017-11-07 International Business Machines Corporation High-throughput compression of data
CN107153643B (zh) * 2016-03-02 2021-02-19 阿里巴巴集团控股有限公司 数据表连接方法及装置
CN106096023B (zh) * 2016-06-24 2019-03-08 腾讯科技（深圳）有限公司 数据读取方法、数据写入方法及数据服务器
US10515064B2 (en) * 2016-07-11 2019-12-24 Microsoft Technology Licensing, Llc Key-value storage system including a resource-efficient index
JP7189867B2 (ja) * 2016-08-25 2022-12-14 コーニンクレッカ フィリップス エヌ ヴェ 空間データの保存又は取り出しのためのシステム、方法、コンピュータ・プログラム及び記録媒体
US10706106B2 (en) * 2017-02-09 2020-07-07 Micron Technology, Inc. Merge tree modifications for maintenance operations
US10474656B1 (en) * 2017-02-21 2019-11-12 Nutanix, Inc. Repurposing log files
CN109947669B (zh) * 2017-12-21 2024-11-01 北京忆恒创源科技股份有限公司 Kv存储设备的地址转换方法与系统
US20190034427A1 (en) * 2017-12-28 2019-01-31 Intel Corporation Data management system employing a hash-based and tree-based key-value data structure
WO2019128166A1 (zh) * 2017-12-29 2019-07-04 北京忆恒创源科技有限公司 Kv存储设备以及使用kv存储设备提供文件系统
US11100071B2 (en) * 2018-10-10 2021-08-24 Micron Technology, Inc. Key-value store tree data block spill with compaction
CN110083601B (zh) * 2019-04-04 2021-11-30 中国科学院计算技术研究所 面向键值存储系统的索引树构建方法及系统

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510318A (ja) * 2011-02-03 2014-04-24 株式会社リコー アプリケーションを認証するためのシグネチャを生成する方法及びシステム

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US20210089498A1 (en) 2021-03-25
TWI819230B (zh) 2023-10-21
KR102645141B1 (ko) 2024-03-12
US11520738B2 (en) 2022-12-06
TW202113624A (zh) 2021-04-01
CN112540981B (zh) 2025-09-02
KR20210034471A (ko) 2021-03-30
CN112540981A (zh) 2021-03-23

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