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面向列的数据库
2010-4-20 10:27
1. 面向行的数据库(row-oriented) 按行存储,把一条记录的所有属性(列)存储在一起。-- value-based storage structure 传统关系数据库的典型应用场合是OLTP(On-Line Transaction Processing )领域,这些领域以事务处理为主,包括数据的增加、删除、修改、查询。 2. 面向列的数据库 (column-oriented) 典型 ...
个人分类: database|9656 次阅读|1 个评论
Modeling in NoSQL
2010-4-20 09:33
原文出处: The Role of Data Modeling in Key-Value Stores ; N osql Data Modeling NoSQL includes: 1. key value store; 2. column-based store; 3. document-oriented store; 4. graph database NoSQL solution 意欲简化和提速我们的现有方案,但我们仍然要考虑以下几个方面: 1. 如何进行数据建模; 2. app ...
2749 次阅读|1 个评论
NoSQL thoughts
2010-4-1 15:42
Refer to : http://stackoverflow.com Databases that do not fall into a neat grid. You don't have to specify which things are integers and strings and booleans, etc. These types of databases are more flexible, but they don't use SQL, because they are not structured that way. The advantage of usi ...
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