MySQL优化-学习笔记（一）
MySQL优化-学习笔记（1） 1.数据库设计是否合理 三范式（3NF）：原子性，完全依赖，禁止传递依赖 2.建立适当的索引 普通索引，唯一索引，主键索引，全文索引 3.分表技术 水平分割，垂直分割 4.读写分离【写操作：update，delete，insert】 5.存储过程【模块化
MySQL优化-学习笔记（1）1.数据库设计是否合理
三范式（3NF）：原子性，完全依赖，禁止传递依赖
2.建立适当的索引
普通索引，唯一索引，主键索引，全文索引
3.分表技术
水平分割，垂直分割
4.读写分离【写操作：update，delete，insert】
5.存储过程【模块化编程，可提高执行效率，但可移植性不强】
6.mysql配置优化：
最大并发数，缓存大小优化
7.mysql硬件升级
8.定时清除不需要的数据，及碎片整理
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