sync.Map<\/code>\u6765\u5b58\u50a8\u9501\u5bf9\u8c61\uff0c\u952e\u4e3a\u7f13\u5b58\u952e\uff0c\u503c\u4e3a\u4e92\u65a5\u9501\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u4e3a\u6240\u6709\u53ef\u80fd\u7684\u952e\u521b\u5efa\u9501\u5bf9\u8c61\uff0c\u8282\u7701\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n4.4 \u9632\u7f13\u5b58\u96ea\u5d29\u89e3\u51b3\u65b9\u6848<\/h3>\n4.4.1 \u968f\u673a\u8fc7\u671f\u65f6\u95f4<\/h4>\n
\u6211\u4eec\u4e3a\u6bcf\u4e2a\u7f13\u5b58\u9879\u8bbe\u7f6e\u4e00\u4e2a\u57fa\u7840\u8fc7\u671f\u65f6\u95f4\uff0c\u5e76\u6dfb\u52a0\u4e00\u4e2a\u968f\u673a\u7684\u65f6\u95f4\u504f\u79fb\uff08\u5982\u57fa\u7840\u65f6\u95f4\u76845%-15%\uff09\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u5927\u91cf\u7f13\u5b58\u5728\u540c\u4e00\u65f6\u95f4\u8fc7\u671f\u3002<\/p>\n
4.4.2 \u7f13\u5b58\u9884\u70ed<\/h4>\n
\u5728\u7cfb\u7edf\u542f\u52a8\u6216\u4f4e\u5cf0\u671f\uff0c\u63d0\u524d\u5c06\u70ed\u70b9\u6570\u636e\u52a0\u8f7d\u5230\u7f13\u5b58\u4e2d\uff0c\u907f\u514d\u5728\u9ad8\u5cf0\u671f\u7f13\u5b58\u672a\u547d\u4e2d\u7684\u60c5\u51b5\u3002<\/p>\n
4.4.3 \u591a\u7ea7\u7f13\u5b58<\/h4>\n
\u7ed3\u5408\u672c\u5730\u7f13\u5b58\uff08\u5982\u5185\u5b58\u7f13\u5b58\uff09\u548c\u8fdc\u7a0b\u7f13\u5b58\uff08\u5982Redis\uff09\uff0c\u53ef\u4ee5\u51cf\u8f7b\u8fdc\u7a0b\u7f13\u5b58\u7684\u538b\u529b\uff0c\u5e76\u5728\u8fdc\u7a0b\u7f13\u5b58\u4e0d\u53ef\u7528\u65f6\u63d0\u4f9b\u4e00\u5b9a\u7684\u5bb9\u9519\u80fd\u529b\u3002<\/p>\n
4.5 \u7f13\u5b58\u4e00\u81f4\u6027\u4fdd\u969c<\/h3>\n
\u4e3a\u4e86\u4fdd\u969c\u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u7684\u4e00\u81f4\u6027\uff0c\u6211\u4eec\u5b9e\u73b0\u4e86\u4ee5\u4e0b\u673a\u5236\uff1a<\/p>\n
4.5.1 \u5ef6\u8fdf\u53cc\u5220<\/h4>\n
\u5728\u66f4\u65b0\u6570\u636e\u5e93\u540e\uff0c\u5148\u5220\u9664\u7f13\u5b58\uff0c\u7136\u540e\u7b49\u5f85\u4e00\u5c0f\u6bb5\u65f6\u95f4\uff08\u5982100\u6beb\u79d2\uff09\uff0c\u518d\u6b21\u5220\u9664\u7f13\u5b58\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u5728\u66f4\u65b0\u8fc7\u7a0b\u4e2d\uff0c\u5176\u4ed6\u7ebf\u7a0b\u8bfb\u53d6\u5230\u65e7\u6570\u636e\u5e76\u66f4\u65b0\u5230\u7f13\u5b58\u3002<\/p>\n
4.5.2 \u8fc7\u671f\u65f6\u95f4\u515c\u5e95<\/h4>\n
\u5373\u4f7f\u51fa\u73b0\u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\uff0c\u8bbe\u7f6e\u5408\u7406\u7684\u8fc7\u671f\u65f6\u95f4\u4e5f\u53ef\u4ee5\u786e\u4fdd\u6700\u7ec8\u4e00\u81f4\u6027\u3002<\/p>\n
5. \u9879\u76ee\u4ee3\u7801\u5b9e\u73b0\u793a\u4f8b<\/h2>\n
\u4e0b\u9762\u6211\u4eec\u5c06\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u9879\u76ee\u4e2d\u5b9e\u73b0\u548c\u4f7f\u7528\u6211\u4eec\u7684\u7f13\u5b58\u7b56\u7565\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n
5.1 \u7f13\u5b58\u7b56\u7565\u5b9e\u73b0\u4ee3\u7801<\/h3>\n
\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684\u6587\u4ef6cache_strategy.go<\/code>\uff0c\u5b9e\u73b0\u4e86\u5b8c\u6574\u7684\u7f13\u5b58\u7b56\u7565\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\npackage goodsRedis\n\nimport (\n "errors"\n "math\/rand"\n "sync"\n "time"\n\n "github.com\/gogf\/gf\/v2\/os\/gcache"\n)\n\n\/\/ \u5e38\u91cf\u5b9a\u4e49\nconst (\n \/\/ EmptyValue \u7a7a\u503c\u6807\u8bb0\uff0c\u7528\u4e8e\u9632\u6b62\u7f13\u5b58\u7a7f\u900f\n EmptyValue = "__EMPTY__"\n \/\/ EmptyValueExpiration \u7a7a\u503c\u7f13\u5b58\u7684\u8fc7\u671f\u65f6\u95f4\n EmptyValueExpiration = time.Minute * 5\n \/\/ DefaultExpiration \u9ed8\u8ba4\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4\n DefaultExpiration = time.Hour\n \/\/ JitterPercent \u968f\u673a\u8fc7\u671f\u65f6\u95f4\u7684\u6296\u52a8\u767e\u5206\u6bd4\u8303\u56f4\n JitterMinPercent = 5\n JitterMaxPercent = 15\n)\n\n\/\/ CacheStrategy \u7f13\u5b58\u7b56\u7565\u63a5\u53e3\ntype CacheStrategy interface {\n \/\/ Get \u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u5982\u679c\u7f13\u5b58\u4e0d\u5b58\u5728\u5219\u8c03\u7528loader\u52a0\u8f7d\u6570\u636e\n Get(key string, loader func() (interface{}, error)) (interface{}, error)\n \/\/ GetWithLock \u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u4f7f\u7528\u672c\u5730\u9501\u9632\u6b62\u7f13\u5b58\u51fb\u7a7f\n GetWithLock(key string, loader func() (interface{}, error), expiration time.Duration) (interface{}, error)\n \/\/ Set \u8bbe\u7f6e\u7f13\u5b58\u6570\u636e\n Set(key string, value interface{}, expiration time.Duration) error\n \/\/ Delete \u5220\u9664\u7f13\u5b58\u6570\u636e\n Delete(key string) error\n \/\/ SetEmptyValue \u8bbe\u7f6e\u7a7a\u503c\u7f13\u5b58\uff0c\u9632\u6b62\u7f13\u5b58\u7a7f\u900f\n SetEmptyValue(key string) error\n}\n\n\/\/ RedisCacheStrategy Redis\u7f13\u5b58\u7b56\u7565\u5b9e\u73b0\ntype RedisCacheStrategy struct {\n cache *gcache.Cache\n locks sync.Map \/\/ \u4f7f\u7528sync.Map\u5b58\u50a8\u9501\u5bf9\u8c61\uff0c\u952e\u4e3a\u7f13\u5b58\u952e\uff0c\u503c\u4e3a\u4e92\u65a5\u9501\n}\n\n\/\/ NewRedisCacheStrategy \u521b\u5efa\u65b0\u7684Redis\u7f13\u5b58\u7b56\u7565\u5b9e\u4f8b\nfunc NewRedisCacheStrategy(cache *gcache.Cache) *RedisCacheStrategy {\n return &RedisCacheStrategy{\n cache: cache,\n }\n}\n\n\/\/ Get \u83b7\u53d6\u7f13\u5b58\u6570\u636e\nfunc (s *RedisCacheStrategy) Get(key string, loader func() (interface{}, error)) (interface{}, error) {\n \/\/ \u5c1d\u8bd5\u4ece\u7f13\u5b58\u83b7\u53d6\u6570\u636e\n value, err := s.cache.Get(key)\n if err == nil {\n \/\/ \u68c0\u67e5\u662f\u5426\u662f\u7a7a\u503c\u6807\u8bb0\n if str, ok := value.(string); ok && str == EmptyValue {\n return nil, errors.New("empty value")\n }\n return value, nil\n }\n\n \/\/ \u7f13\u5b58\u672a\u547d\u4e2d\uff0c\u8c03\u7528loader\u52a0\u8f7d\u6570\u636e\n if loader != nil {\n return loader()\n }\n\n return nil, errors.New("cache miss and no loader provided")\n}\n\n\/\/ GetWithLock \u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u4f7f\u7528\u672c\u5730\u9501\u9632\u6b62\u7f13\u5b58\u51fb\u7a7f\nfunc (s *RedisCacheStrategy) GetWithLock(key string, loader func() (interface{}, error), expiration time.Duration) (interface{}, error) {\n \/\/ \u7b2c\u4e00\u6b21\u68c0\u67e5\u7f13\u5b58\n value, err := s.cache.Get(key)\n if err == nil {\n \/\/ \u68c0\u67e5\u662f\u5426\u662f\u7a7a\u503c\u6807\u8bb0\n if str, ok := value.(string); ok && str == EmptyValue {\n return nil, errors.New("empty value")\n }\n return value, nil\n }\n\n \/\/ \u83b7\u53d6\u9501\u5bf9\u8c61\n lock, _ := s.locks.LoadOrStore(key, &sync.Mutex{})\n mutex := lock.(*sync.Mutex)\n mutex.Lock()\n defer mutex.Unlock()\n\n \/\/ \u53cc\u91cd\u68c0\u67e5\uff0c\u9632\u6b62\u5728\u83b7\u53d6\u9501\u7684\u8fc7\u7a0b\u4e2d\u7f13\u5b58\u88ab\u5176\u4ed6\u7ebf\u7a0b\u66f4\u65b0\n value, err = s.cache.Get(key)\n if err == nil {\n \/\/ \u68c0\u67e5\u662f\u5426\u662f\u7a7a\u503c\u6807\u8bb0\n if str, ok := value.(string); ok && str == EmptyValue {\n return nil, errors.New("empty value")\n }\n return value, nil\n }\n\n \/\/ \u7f13\u5b58\u4ecd\u672a\u547d\u4e2d\uff0c\u8c03\u7528loader\u52a0\u8f7d\u6570\u636e\n if loader != nil {\n data, err := loader()\n if err != nil {\n \/\/ \u5982\u679cloader\u8fd4\u56de\u9519\u8bef\uff0c\u8bbe\u7f6e\u7a7a\u503c\u7f13\u5b58\u9632\u6b62\u7f13\u5b58\u7a7f\u900f\n s.SetEmptyValue(key)\n return nil, err\n }\n\n \/\/ \u5982\u679c\u6570\u636e\u4e0d\u4e3a\u7a7a\uff0c\u8bbe\u7f6e\u7f13\u5b58\n if data != nil {\n \/\/ \u6dfb\u52a0\u968f\u673a\u8fc7\u671f\u65f6\u95f4\uff0c\u9632\u6b62\u7f13\u5b58\u96ea\u5d29\n s.Set(key, data, s.getExpirationWithJitter(expiration))\n } else {\n \/\/ \u6570\u636e\u4e3a\u7a7a\uff0c\u8bbe\u7f6e\u7a7a\u503c\u7f13\u5b58\n s.SetEmptyValue(key)\n }\n\n return data, nil\n }\n\n return nil, errors.New("cache miss and no loader provided")\n}\n\n\/\/ Set \u8bbe\u7f6e\u7f13\u5b58\u6570\u636e\nfunc (s *RedisCacheStrategy) Set(key string, value interface{}, expiration time.Duration) error {\n return s.cache.Set(key, value, expiration)\n}\n\n\/\/ Delete \u5220\u9664\u7f13\u5b58\u6570\u636e\nfunc (s *RedisCacheStrategy) Delete(key string) error {\n \/\/ \u5220\u9664\u7f13\u5b58\n err := s.cache.Remove(key)\n if err != nil {\n return err\n }\n\n \/\/ \u79fb\u9664\u5bf9\u5e94\u7684\u9501\u5bf9\u8c61\n s.locks.Delete(key)\n return nil\n}\n\n\/\/ SetEmptyValue \u8bbe\u7f6e\u7a7a\u503c\u7f13\u5b58\uff0c\u9632\u6b62\u7f13\u5b58\u7a7f\u900f\nfunc (s *RedisCacheStrategy) SetEmptyValue(key string) error {\n return s.cache.Set(key, EmptyValue, EmptyValueExpiration)\n}\n\n\/\/ getExpirationWithJitter \u8ba1\u7b97\u5e26\u968f\u673a\u6296\u52a8\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u9632\u6b62\u7f13\u5b58\u96ea\u5d29\nfunc (s *RedisCacheStrategy) getExpirationWithJitter(base time.Duration) time.Duration {\n \/\/ \u5982\u679c\u57fa\u7840\u65f6\u95f4\u5c0f\u4e8e0\uff0c\u4f7f\u7528\u9ed8\u8ba4\u8fc7\u671f\u65f6\u95f4\n if base <= 0 {\n base = DefaultExpiration\n }\n\n \/\/ \u751f\u62105%-15%\u4e4b\u95f4\u7684\u968f\u673a\u767e\u5206\u6bd4\n jitter := rand.Intn(JitterMaxPercent-JitterMinPercent+1) + JitterMinPercent\n jitterDuration := time.Duration(jitter) * base \/ 100\n\n \/\/ \u6dfb\u52a0\u968f\u673a\u6296\u52a8\u5230\u57fa\u7840\u65f6\u95f4\n return base + jitterDuration\n}\n\n\/\/ DelayedDelete \u5ef6\u8fdf\u5220\u9664\u7f13\u5b58\uff0c\u7528\u4e8e\u5ef6\u8fdf\u53cc\u5220\u7b56\u7565\nfunc (s *RedisCacheStrategy) DelayedDelete(key string, delay time.Duration) {\n go func() {\n time.Sleep(delay)\n s.Delete(key)\n }()\n}<\/code><\/pre>\n5.2 \u5728\u5546\u54c1\u63a7\u5236\u5668\u4e2d\u4f7f\u7528\u65b0\u7684\u7f13\u5b58\u7b56\u7565<\/h3>\n
\u6211\u4eec\u4fee\u6539\u4e86goods_info\/goods_info.go<\/code>\u6587\u4ef6\uff0c\u4f7f\u7528\u65b0\u7684\u7f13\u5b58\u7b56\u7565\u66ff\u4ee3\u4e86\u539f\u6765\u7684\u7f13\u5b58\u903b\u8f91\uff1a<\/p>\n\/\/ GetDetail \u83b7\u53d6\u5546\u54c1\u8be6\u60c5\nfunc (c *GoodsInfoController) GetDetail(ctx context.Context, req *v1.GoodsDetailReq) (res *v1.GoodsDetailRes, err error) {\n \/\/ \u83b7\u53d6\u5546\u54c1ID\n goodsId := req.Id\n \n \/\/ \u6784\u5efa\u7f13\u5b58\u952e\n cacheKey := GetGoodsDetailKey(goodsId)\n \n \/\/ \u521b\u5efa\u7f13\u5b58\u7b56\u7565\u5b9e\u4f8b\n cacheStrategy := NewRedisCacheStrategy(GetCache())\n \n \/\/ \u4f7f\u7528\u7f13\u5b58\u7b56\u7565\u83b7\u53d6\u6570\u636e\uff0c\u5e26\u9501\u9632\u6b62\u7f13\u5b58\u51fb\u7a7f\n goodsDetail, err := cacheStrategy.GetWithLock(\n cacheKey,\n \/\/ loader\u51fd\u6570\uff1a\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u6570\u636e\n func() (interface{}, error) {\n return c.GetDetailFromDB(ctx, goodsId)\n },\n \/\/ \u57fa\u7840\u8fc7\u671f\u65f6\u95f4\uff1a1\u5c0f\u65f6\n DefaultExpiration,\n )\n \n \/\/ \u5904\u7406\u9519\u8bef\n if err != nil {\n if err.Error() == "empty value" {\n \/\/ \u7a7a\u503c\u7f13\u5b58\uff0c\u76f4\u63a5\u8fd4\u56de\u5546\u54c1\u4e0d\u5b58\u5728\n return nil, gerror.New("\u5546\u54c1\u4e0d\u5b58\u5728")\n }\n return nil, err\n }\n \n \/\/ \u5c06\u7ed3\u679c\u8f6c\u6362\u4e3a\u54cd\u5e94\u683c\u5f0f\n if detail, ok := goodsDetail.(*v1.GoodsDetailRes); ok {\n return detail, nil\n }\n \n return nil, gerror.New("\u6570\u636e\u683c\u5f0f\u9519\u8bef")\n}\n\n\/\/ GetDetailFromDB \u4ece\u6570\u636e\u5e93\u83b7\u53d6\u5546\u54c1\u8be6\u60c5\nfunc (c *GoodsInfoController) GetDetailFromDB(ctx context.Context, goodsId int) (*v1.GoodsDetailRes, error) {\n \/\/ \u4ece\u6570\u636e\u5e93\u67e5\u8be2\u5546\u54c1\u4fe1\u606f\n goodsInfo, err := c.goodsInfoService.FindOne(ctx, goodsId)\n if err != nil {\n return nil, err\n }\n \n if goodsInfo == nil {\n return nil, gerror.New("\u5546\u54c1\u4e0d\u5b58\u5728")\n }\n \n \/\/ \u6784\u5efa\u54cd\u5e94\u6570\u636e\n res := &v1.GoodsDetailRes{\n Id: goodsInfo.Id,\n Title: goodsInfo.Title,\n Price: goodsInfo.Price,\n OriginalPrice: goodsInfo.OriginalPrice,\n Description: goodsInfo.Description,\n \/\/ \u5176\u4ed6\u5b57\u6bb5...\n }\n \n return res, nil\n}<\/code><\/pre>\n5.3 \u7f13\u5b58\u952e\u7ba1\u7406<\/h3>\n
\u6211\u4eec\u5728goodsRedis\/goods.go<\/code>\u6587\u4ef6\u4e2d\u5b9e\u73b0\u4e86\u7edf\u4e00\u7684\u7f13\u5b58\u952e\u7ba1\u7406\uff1a<\/p>\n\/\/ GetGoodsDetailKey \u83b7\u53d6\u5546\u54c1\u8be6\u60c5\u7f13\u5b58\u952e\nfunc GetGoodsDetailKey(goodsId int) string {\n return fmt.Sprintf("goods:detail:%d", goodsId)\n}\n\n\/\/ GetCategoryInfoKey \u83b7\u53d6\u5206\u7c7b\u4fe1\u606f\u7f13\u5b58\u952e\nfunc GetCategoryInfoKey(categoryId int) string {\n return fmt.Sprintf("category:info:%d", categoryId)\n}<\/code><\/pre>\n5.4 Redis\u521d\u59cb\u5316\u4e0e\u914d\u7f6e<\/h3>\n
\u5728goodsRedis\/redis.go<\/code>\u6587\u4ef6\u4e2d\uff0c\u6211\u4eec\u5b9e\u73b0\u4e86Redis\u7684\u521d\u59cb\u5316\u903b\u8f91\uff1a<\/p>\nvar (\n \/\/ cache \u7f13\u5b58\u5b9e\u4f8b\n cache *gcache.Cache\n)\n\n\/\/ InitRedisCache \u521d\u59cb\u5316Redis\u7f13\u5b58\nfunc InitRedisCache() error {\n \/\/ \u4ece\u914d\u7f6e\u83b7\u53d6Redis\u8fde\u63a5\u4fe1\u606f\n host := g.Cfg().MustGet(ctx, "redis.host").String()\n port := g.Cfg().MustGet(ctx, "redis.port").String()\n password := g.Cfg().MustGet(ctx, "redis.password").String()\n db := g.Cfg().MustGet(ctx, "redis.db").Int()\n\n \/\/ \u521b\u5efaRedis\u5b9e\u4f8b\n redisClient := gredis.New(gredis.Config{\n Host: host,\n Port: port,\n Password: password,\n DB: db,\n })\n\n \/\/ \u6d4b\u8bd5\u8fde\u63a5\n if err := redisClient.Ping(ctx); err != nil {\n return err\n }\n\n \/\/ \u521d\u59cb\u5316gcache\u7684Redis\u9002\u914d\u5668\n cache = gcache.New()\n cache.SetAdapter(gcache.NewAdapterRedis(redisClient))\n\n return nil\n}\n\n\/\/ GetCache \u83b7\u53d6\u7f13\u5b58\u5b9e\u4f8b\nfunc GetCache() *gcache.Cache {\n return cache\n}<\/code><\/pre>\n5.5 \u5ef6\u8fdf\u53cc\u5220\u5b9e\u73b0<\/h3>\n
\u5728\u5546\u54c1\u66f4\u65b0\u64cd\u4f5c\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5ef6\u8fdf\u53cc\u5220\u7b56\u7565\u786e\u4fdd\u7f13\u5b58\u4e00\u81f4\u6027\uff1a<\/p>\n
\/\/ Update \u66f4\u65b0\u5546\u54c1\u4fe1\u606f\nfunc (c *GoodsInfoController) Update(ctx context.Context, req *v1.GoodsUpdateReq) error {\n \/\/ \u66f4\u65b0\u6570\u636e\u5e93\n err := c.goodsInfoService.Update(ctx, req)\n if err != nil {\n return err\n }\n\n \/\/ \u6784\u5efa\u7f13\u5b58\u952e\n cacheKey := GetGoodsDetailKey(req.Id)\n cacheStrategy := NewRedisCacheStrategy(GetCache())\n\n \/\/ \u7b2c\u4e00\u6b21\u5220\u9664\u7f13\u5b58\n err = cacheStrategy.Delete(cacheKey)\n if err != nil {\n log.Errorf("\u7b2c\u4e00\u6b21\u5220\u9664\u7f13\u5b58\u5931\u8d25: %v", err)\n }\n\n \/\/ \u5ef6\u8fdf100\u6beb\u79d2\u540e\u518d\u6b21\u5220\u9664\u7f13\u5b58\n cacheStrategy.DelayedDelete(cacheKey, 100*time.Millisecond)\n\n return nil\n}<\/code><\/pre>\n6. \u4f7f\u7528\u6307\u5357\u548c\u6700\u4f73\u5b9e\u8df5<\/h2>\n
\u4e3a\u4e86\u5e2e\u52a9\u65b0\u624b\u66f4\u597d\u5730\u4f7f\u7528\u6211\u4eec\u5b9e\u73b0\u7684\u7f13\u5b58\u7b56\u7565\uff0c\u4e0b\u9762\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4f7f\u7528\u6307\u5357\u548c\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae\u3002<\/p>\n
6.1 \u7f13\u5b58\u7b56\u7565\u4f7f\u7528\u6307\u5357<\/h3>\n6.1.1 \u57fa\u672c\u4f7f\u7528\u6d41\u7a0b<\/h4>\n\n- \u521d\u59cb\u5316\u7f13\u5b58<\/strong>\uff1a\u5728\u670d\u52a1\u542f\u52a8\u65f6\uff0c\u8c03\u7528
InitRedisCache()<\/code>\u521d\u59cb\u5316Redis\u7f13\u5b58<\/li>\n- \u521b\u5efa\u7f13\u5b58\u7b56\u7565\u5b9e\u4f8b<\/strong>\uff1a\u4f7f\u7528
NewRedisCacheStrategy(GetCache())<\/code>\u521b\u5efa\u7f13\u5b58\u7b56\u7565\u5b9e\u4f8b<\/li>\n- \u83b7\u53d6\u6570\u636e<\/strong>\uff1a\u4f7f\u7528
GetWithLock<\/code>\u65b9\u6cd5\u83b7\u53d6\u6570\u636e\uff0c\u4f20\u5165\u7f13\u5b58\u952e\u3001\u6570\u636e\u52a0\u8f7d\u51fd\u6570\u548c\u8fc7\u671f\u65f6\u95f4<\/li>\n- \u66f4\u65b0\u7f13\u5b58<\/strong>\uff1a\u5728\u6570\u636e\u66f4\u65b0\u540e\uff0c\u4f7f\u7528
Delete<\/code>\u548cDelayedDelete<\/code>\u65b9\u6cd5\u5220\u9664\u7f13\u5b58<\/li>\n<\/ol>\n6.1.2 \u7f13\u5b58\u952e\u547d\u540d\u89c4\u8303<\/h4>\n
\u4e3a\u4e86\u4fbf\u4e8e\u7ba1\u7406\u7f13\u5b58\uff0c\u5efa\u8bae\u9075\u5faa\u4ee5\u4e0b\u547d\u540d\u89c4\u8303\uff1a<\/p>\n
\n- \u4f7f\u7528\u5192\u53f7\uff08
:<\/code>\uff09\u5206\u9694\u7f13\u5b58\u952e\u7684\u4e0d\u540c\u90e8\u5206<\/li>\n- \u683c\u5f0f\uff1a
{\u4e1a\u52a1\u6a21\u5757}:{\u6570\u636e\u7c7b\u578b}:{\u552f\u4e00\u6807\u8bc6}<\/code><\/li>\n- \u4f8b\u5982\uff1a
goods:detail:123<\/code>\u3001category:info:456<\/code><\/li>\n<\/ul>\n6.1.3 \u8fc7\u671f\u65f6\u95f4\u8bbe\u7f6e\u5efa\u8bae<\/h4>\n\n- \u5e38\u89c4\u6570\u636e<\/strong>\uff1a1\u5c0f\u65f6\uff08
DefaultExpiration<\/code>\uff09<\/li>\n- \u7a7a\u503c\u7f13\u5b58<\/strong>\uff1a5\u5206\u949f\uff08
EmptyValueExpiration<\/code>\uff09<\/li>\n- \u70ed\u70b9\u6570\u636e<\/strong>\uff1a\u6839\u636e\u8bbf\u95ee\u9891\u7387\u8c03\u6574\uff0c\u5efa\u8bae30\u5206\u949f\u52302\u5c0f\u65f6<\/li>\n
- \u4e0d\u5e38\u53d8\u5316\u7684\u6570\u636e<\/strong>\uff1a\u53ef\u4ee5\u8bbe\u7f6e\u66f4\u957f\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u598224\u5c0f\u65f6<\/li>\n<\/ul>\n
6.2 \u6700\u4f73\u5b9e\u8df5<\/h3>\n6.2.1 \u6027\u80fd\u4f18\u5316\u5efa\u8bae<\/h4>\n\n- \u5408\u7406\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4<\/strong>\uff1a\u6839\u636e\u6570\u636e\u7684\u66f4\u65b0\u9891\u7387\u548c\u91cd\u8981\u6027\u8bbe\u7f6e\u5408\u7406\u7684\u8fc7\u671f\u65f6\u95f4<\/li>\n
- \u7f13\u5b58\u9884\u70ed<\/strong>\uff1a\u5728\u7cfb\u7edf\u542f\u52a8\u6216\u4f4e\u5cf0\u671f\uff0c\u9884\u5148\u52a0\u8f7d\u70ed\u70b9\u6570\u636e\u5230\u7f13\u5b58<\/li>\n
- \u6279\u91cf\u64cd\u4f5c<\/strong>\uff1a\u5c3d\u91cf\u4f7f\u7528\u6279\u91cf\u64cd\u4f5c\u51cf\u5c11\u4e0eRedis\u7684\u4ea4\u4e92\u6b21\u6570<\/li>\n
- \u6570\u636e\u538b\u7f29<\/strong>\uff1a\u5bf9\u4e8e\u5927\u578b\u5bf9\u8c61\uff0c\u53ef\u4ee5\u8003\u8651\u538b\u7f29\u540e\u518d\u5b58\u5165\u7f13\u5b58<\/li>\n
- \u8fde\u63a5\u6c60\u914d\u7f6e<\/strong>\uff1a\u5408\u7406\u914d\u7f6eRedis\u8fde\u63a5\u6c60\u53c2\u6570\uff0c\u907f\u514d\u8fde\u63a5\u6cc4\u6f0f<\/li>\n<\/ol>\n
6.2.2 \u7f13\u5b58\u4e00\u81f4\u6027\u4fdd\u969c<\/h4>\n\n- \u5ef6\u8fdf\u53cc\u5220<\/strong>\uff1a\u5728\u66f4\u65b0\u6570\u636e\u5e93\u540e\uff0c\u4f7f\u7528\u5ef6\u8fdf\u53cc\u5220\u7b56\u7565\u786e\u4fdd\u7f13\u5b58\u4e00\u81f4\u6027<\/li>\n
- \u6700\u7ec8\u4e00\u81f4\u6027<\/strong>\uff1a\u63a5\u53d7\u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u7684\u77ed\u6682\u4e0d\u4e00\u81f4\uff0c\u901a\u8fc7\u8fc7\u671f\u65f6\u95f4\u4fdd\u8bc1\u6700\u7ec8\u4e00\u81f4\u6027<\/li>\n
- \u76d1\u63a7\u544a\u8b66<\/strong>\uff1a\u76d1\u63a7\u7f13\u5b58\u547d\u4e2d\u7387\u548c\u5ef6\u8fdf\uff0c\u53ca\u65f6\u53d1\u73b0\u95ee\u9898<\/li>\n<\/ol>\n
6.2.3 \u5f02\u5e38\u5904\u7406<\/h4>\n\n- \u7f13\u5b58\u964d\u7ea7<\/strong>\uff1a\u5f53Redis\u4e0d\u53ef\u7528\u65f6\uff0c\u76f4\u63a5\u8fd4\u56de\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c<\/li>\n
- \u9519\u8bef\u91cd\u8bd5<\/strong>\uff1a\u5bf9\u4e8e\u4e34\u65f6\u6027\u9519\u8bef\uff0c\u53ef\u4ee5\u8003\u8651\u6dfb\u52a0\u91cd\u8bd5\u673a\u5236<\/li>\n
- \u65e5\u5fd7\u8bb0\u5f55<\/strong>\uff1a\u8bb0\u5f55\u7f13\u5b58\u64cd\u4f5c\u7684\u5173\u952e\u65e5\u5fd7\uff0c\u4fbf\u4e8e\u95ee\u9898\u6392\u67e5<\/li>\n<\/ol>\n