CN107168977B - 一种数据查询的优化方法及装置 - Google Patents
一种数据查询的优化方法及装置 Download PDFInfo
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- CN107168977B CN107168977B CN201610130398.XA CN201610130398A CN107168977B CN 107168977 B CN107168977 B CN 107168977B CN 201610130398 A CN201610130398 A CN 201610130398A CN 107168977 B CN107168977 B CN 107168977B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F16/28—Databases characterised by their database models, e.g. relational or object models
- G06F16/284—Relational databases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F16/2453—Query optimisation
- G06F16/24534—Query rewriting; Transformation
- G06F16/24542—Plan optimisation
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CN201610130398.XA CN107168977B (zh) | 2016-03-08 | 2016-03-08 | 一种数据查询的优化方法及装置 |
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CN107168977A CN107168977A (zh) | 2017-09-15 |
CN107168977B true CN107168977B (zh) | 2020-07-28 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110019357B (zh) * | 2017-09-29 | 2021-06-29 | 北京国双科技有限公司 | 数据库查询脚本生成方法及装置 |
CN107885865B (zh) | 2017-11-22 | 2019-12-10 | 星环信息科技(上海)有限公司 | 一种代价优化器与代价估计的方法及其设备 |
CN108153916B (zh) * | 2018-01-30 | 2021-08-31 | 福建星瑞格软件有限公司 | 利用随机算法实现数据库sql查询语句自动生成工具的方法 |
CN110321214A (zh) | 2018-03-29 | 2019-10-11 | 阿里巴巴集团控股有限公司 | 一种数据查询方法、装置及设备 |
CN109063170B (zh) * | 2018-08-17 | 2021-07-30 | 百度在线网络技术(北京)有限公司 | 智能查询方法、装置、终端和计算机可读存储介质 |
CN109241101B (zh) | 2018-08-31 | 2020-06-30 | 阿里巴巴集团控股有限公司 | 一种数据库查询优化方法、装置、及计算机设备 |
CN109947804B (zh) * | 2019-03-20 | 2021-04-06 | 上海达梦数据库有限公司 | 数据集合查询的优化方法、装置、服务器和存储介质 |
CN110166282B (zh) * | 2019-04-16 | 2020-12-01 | 苏宁云计算有限公司 | 资源分配方法、装置、计算机设备和存储介质 |
CN112925801A (zh) * | 2021-02-26 | 2021-06-08 | 第四范式(北京)技术有限公司 | 基于sql查询语句实现实时查询服务的方法和系统 |
CN116991882B (zh) * | 2023-09-28 | 2023-12-01 | 成都新希望金融信息有限公司 | 基于业务优先级的查询优化方法、装置和电子设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101114291A (zh) * | 2007-08-24 | 2008-01-30 | 西安交通大学 | 一种基于多样性xml文档近似查询方法 |
CN102054000A (zh) * | 2009-10-28 | 2011-05-11 | 中国移动通信集团公司 | 数据查询方法、装置及系统 |
CN103390066A (zh) * | 2013-08-08 | 2013-11-13 | 上海新炬网络技术有限公司 | 一种数据库全局性自动化优化预警装置及其处理方法 |
CN105164675A (zh) * | 2013-04-30 | 2015-12-16 | 惠普发展公司,有限责任合伙企业 | 增量式地更新统计 |
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- 2016-03-08 CN CN201610130398.XA patent/CN107168977B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101114291A (zh) * | 2007-08-24 | 2008-01-30 | 西安交通大学 | 一种基于多样性xml文档近似查询方法 |
CN102054000A (zh) * | 2009-10-28 | 2011-05-11 | 中国移动通信集团公司 | 数据查询方法、装置及系统 |
CN105164675A (zh) * | 2013-04-30 | 2015-12-16 | 惠普发展公司,有限责任合伙企业 | 增量式地更新统计 |
CN103390066A (zh) * | 2013-08-08 | 2013-11-13 | 上海新炬网络技术有限公司 | 一种数据库全局性自动化优化预警装置及其处理方法 |
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