CN105573678B - 一种PostgreSQL块 - Google Patents
一种PostgreSQL块 Download PDFInfo
- Publication number
- CN105573678B CN105573678B CN201510953093.4A CN201510953093A CN105573678B CN 105573678 B CN105573678 B CN 105573678B CN 201510953093 A CN201510953093 A CN 201510953093A CN 105573678 B CN105573678 B CN 105573678B
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- postgresql
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- tables
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- 238000003860 storage Methods 0.000 claims abstract description 72
- 238000013507 mapping Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 13
- 239000012634 fragment Substances 0.000 abstract description 3
- 238000013508 migration Methods 0.000 description 6
- 230000005012 migration Effects 0.000 description 6
- 101150057388 Reln gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 238000013506 data mapping Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 102100033265 Integrator complex subunit 2 Human genes 0.000 description 1
- 108050002021 Integrator complex subunit 2 Proteins 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
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- 238000007726 management method Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Data Mining & Analysis (AREA)
- Databases & Information Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
Description
字段 | 类型 | 描述 | |
1 | Relfilenode(表编号) | oid | 表ID |
2 | Reltablespace(表空间编号) | oid | 表空间ID |
3 | Forknum(文件类型) | Int2 | 表fork类型 |
4 | Blockid(块编号) | oid | 表所占用的块ID |
5 | Blockno(块位置) | oid | 被占用的块所在数据表中的位置 |
字段 | 类型 | 描述 | |
1 | Blockid(块编号) | oid | 块ID |
2 | Isfree(占用标识) | bool | 是否被使用 |
3 | Dev(设备标识) | string | 块设备标识 |
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510953093.4A CN105573678B (zh) | 2015-12-17 | 2015-12-17 | 一种PostgreSQL块 |
PCT/CN2016/095365 WO2017101477A1 (zh) | 2015-12-17 | 2016-08-15 | 一种PostgreSQL块 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510953093.4A CN105573678B (zh) | 2015-12-17 | 2015-12-17 | 一种PostgreSQL块 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105573678A CN105573678A (zh) | 2016-05-11 |
CN105573678B true CN105573678B (zh) | 2018-11-09 |
Family
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CN201510953093.4A Expired - Fee Related CN105573678B (zh) | 2015-12-17 | 2015-12-17 | 一种PostgreSQL块 |
Country Status (2)
Country | Link |
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CN (1) | CN105573678B (zh) |
WO (1) | WO2017101477A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105824879B (zh) * | 2015-12-17 | 2019-06-28 | 深圳市华讯方舟软件技术有限公司 | 一种基于PostgreSQL块存储设备的迁移方法 |
CN105573678B (zh) * | 2015-12-17 | 2018-11-09 | 深圳市华讯方舟软件技术有限公司 | 一种PostgreSQL块 |
CN105630879B (zh) * | 2015-12-17 | 2019-03-26 | 深圳市华讯方舟软件技术有限公司 | 一种PostgreSQL块存储设备读写模块 |
CN112380217B (zh) * | 2020-11-17 | 2024-04-12 | 安徽鸿程光电有限公司 | 数据处理方法、装置、设备及介质 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102768672A (zh) * | 2012-06-12 | 2012-11-07 | 上海方正数字出版技术有限公司 | 一种磁盘空间管理方法和装置 |
CN103577470A (zh) * | 2012-08-03 | 2014-02-12 | 上海交通大学 | 一种提升web服务器性能的文件系统及方法 |
CN104731863A (zh) * | 2015-02-13 | 2015-06-24 | 杭州米加科技有限公司 | 简化PostgreSQL分区代码的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5211514B2 (ja) * | 2007-03-09 | 2013-06-12 | 富士通株式会社 | 更新装置、更新方法および更新プログラム |
US8862847B2 (en) * | 2013-02-08 | 2014-10-14 | Huawei Technologies Co., Ltd. | Distributed storage method, apparatus, and system for reducing a data loss that may result from a single-point failure |
CN103345518B (zh) * | 2013-07-11 | 2016-08-10 | 清华大学 | 基于数据块的自适应数据存储管理方法及系统 |
CN104809152B (zh) * | 2015-03-12 | 2018-08-17 | 杭州米加科技有限公司 | 一种节约PostgreSQL共享内存的方法及系统 |
CN105824879B (zh) * | 2015-12-17 | 2019-06-28 | 深圳市华讯方舟软件技术有限公司 | 一种基于PostgreSQL块存储设备的迁移方法 |
CN105573678B (zh) * | 2015-12-17 | 2018-11-09 | 深圳市华讯方舟软件技术有限公司 | 一种PostgreSQL块 |
CN105630879B (zh) * | 2015-12-17 | 2019-03-26 | 深圳市华讯方舟软件技术有限公司 | 一种PostgreSQL块存储设备读写模块 |
-
2015
- 2015-12-17 CN CN201510953093.4A patent/CN105573678B/zh not_active Expired - Fee Related
-
2016
- 2016-08-15 WO PCT/CN2016/095365 patent/WO2017101477A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102768672A (zh) * | 2012-06-12 | 2012-11-07 | 上海方正数字出版技术有限公司 | 一种磁盘空间管理方法和装置 |
CN103577470A (zh) * | 2012-08-03 | 2014-02-12 | 上海交通大学 | 一种提升web服务器性能的文件系统及方法 |
CN104731863A (zh) * | 2015-02-13 | 2015-06-24 | 杭州米加科技有限公司 | 简化PostgreSQL分区代码的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN105573678A (zh) | 2016-05-11 |
WO2017101477A1 (zh) | 2017-06-22 |
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Address after: 518102 Guangdong Province, Baoan District Xixiang street Shenzhen City Tian Yi Lu Chen Tian Bao Industrial District thirty-seventh building 3 floor Applicant after: SHENZHEN HUAXUN FANGZHOU SOFTWARE TECHNOLOGY Co.,Ltd. Applicant after: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 518102 Guangdong Province, Baoan District Xixiang street Shenzhen City Tian Yi Lu Chen Tian Bao Industrial District thirty-seventh building 3 floor Applicant before: SHENZHEN HUAXUN FANGZHOU SOFTWARE TECHNOLOGY Co.,Ltd. Applicant before: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. |
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