Redis缓存是什么
Redis缓存是什么？
Redis缓存是一个开源的使用ANSIC语言编写、支持网络、可基于内存亦可持久化的日志型、Key-Value数据库，并提供多种语言的API。
redis缓存注意事项
为了运行一个优化热门查询性能的Redis缓存，首先应确定你希望缓存的查询结果。其中，应重点关注最常用的和最耗时的查询，然后确定应缓冲查询中的数据。为简便起见，缓存查询返回的所有列值。
为键值定义一个命名约定；可以使用行主键和列名的组合来构造密钥。例如，其主键ID为 198278的 产品描述可以‘198278:descry’的键值进行存储。确保你的命名规则是简单和规则驱动的，以便于使用最少的代码来实现键的程序化创建。
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