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Redis场景实践

深造redis的实现和使用场景

【1】基于redis用户登录注册

分支:origin/20221207-xbhog-sessionRedis

  1. 增加发送短信和用户登录注册功能(V)
  2. 基于session实现用户登录注册功能 (V)
  3. 基于Redis实现用户登录注册功能 (V)

【2】基于Redis实现缓存及数据库一致

origin/20221212-xbhog-cacheRedis

  1. 基于redis实现店铺缓存(V)
  2. 将redis key设置为常量,将商户类型加入缓存(V)
  3. 实现缓存与数据库的双写一致(V)
  4. 将redis放入中间件,增加RocketMQ重试操作(V)

【3】基于Redis实现缓存穿透功能

origin/20221221-xbhog-cacheBrenkdown

  1. 解决缓存击穿功能:
    • 增加空缓存(V)
    • 设置布隆过滤器

【4】基于Redis实现缓存雪崩和缓存击穿

20230110-xbhog-Cache_Penetration_Avalance p44

  1. 解决缓存雪崩功能(V)
  2. 解决缓存击穿功能
    1. 互斥锁实现解决缓存击穿(V)
    2. 基于逻辑过期方式解决缓存击穿(V)
    3. 工具类封装(V)

【5】基于Redis实现秒杀问题

20230130-xbhog-redisSpike

  1. 自定义全局唯一ID生成器(V)
  2. 增加优惠卷下单功能(乐观锁解决秒杀问题)(V)
  3. 增加一人一单逻辑(V)
  4. 解决一人一单并发问题(悲观锁插入数据,事务失效原因及解决,锁颗粒问题等)(V)

【6】基于redis分布式锁实现

20230211-xbhog-redisCloud && 20230214-xbhog-redission

  1. 实现分布式锁(V)
  2. 解决分布式锁误删操作(V)
  3. 解决分布式锁的原子性Lua(V)

【7】基于Redission+lua+阻塞队列实现秒杀优化

20230225-xbhog-Second_kill_optimization

  1. lua脚本+阻塞队列,更新日期

【8】基于Redis的点赞及点赞排行榜设计

20230306-xbhog-blogStructure

  1. 增加发布文章功能
  2. 通过set集合实现点赞功能
  3. 通过zset实现点赞排行榜

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