Redis

支付系统: 缓存

3085 words
缓存使用场景 缓存用户信息 - 如 钱包余额 作为消息队列 分布式锁 - Cache lock 防止异步消息重复消费 缓存过期的策略 - Cache eviction policies Following are some of the most common cache eviction policies: First In First Out (FIFO): The cache evicts