constredis=require('redis');constredisClient=redis.createClient();// 获取并删除指定键的值functiongetAndDelete(key){redisClient.get(key,(err,value)=>{if(err)throwerr;console.log(value);redisClient.del(key,(err,count)=>{if(err)throwerr;console.log(`${count}keys deleted`);});});}// ...
Redis 全部数据运算命令有以下这些: DECR, DECRBY, DEL, EXISTS, EXPIRE, GET, GETSET, HDEL, HEXISTS, HGET, HGETALL, HINCRBY, HKEYS, HLEN, HMGET, HMSET, HSET, HVALS, INCR, INCRBY, KEYS, LINDEX, LLEN, LPOP, LPUSH, LRANGE, LREM, LSET, LTRIM, MGET, MSET, MSETNX, MULTI, PEXPIRE, RENAME,...
"return keysLen;";privatestaticString LUA_SCRIPT_MSETEX_SHA1;/*** Lua脚本 (获取后删除)*/privatestaticfinalString LUA_SCRIPT_GET_AND_DELETE = "local current = redis.call('get', KEYS[1]);\n" + "if (current) then\n" + " redis.call('del', KEYS[1]);\n" + "end\n" + "return...
与get还有sum相关的操作会把本地longAdder的数值加到redis中: 代码语言:javascript 复制 @OverrideprotectedRFuture<Long>addAndGetAsync(){returnatomicLong.getAndAddAsync(counter.sum());}@OverrideprotectedRFuture<Long>getAndDeleteAsync(){returnatomicLong.getAndDeleteAsync();}@Overridepubliclongsum(){returnge...
delete描述:删除指定的键参数:一个键,或不确定数目的参数,每一个关键的数组:key1 key2 key3 … keyN返回值:删除的项数范例:redis−>set(‘key1',‘val1');redis−>set(‘key1′,‘val1′);redis->set(‘key2′, ‘val2′);redis−>set(‘key3',‘val3');redis−>set(‘key3′,‘val...
return dictDelete(db->dict,key) == DICT_OK; } 另外一种是在启动的时候注册了serverCron时间事件,severcorn会定期调用activeExpireCycle()方法,这个方法核心逻辑调用dictGetRandomKey获取一些随机的key,然后检查下key是否过期了,如果过期了执行key删除和资源释放操作,值的一提的是activeExpireCycle使用了一种自适应算...
补上2:我们自己写一个脚本文件delete-aof-rdb-nodes.sh批量删除持久化文件和节点配置文件: [root@itheima redis-cluster]# vim delete-aof-rdb-nodes.sh 注意:自定义的脚本文件需要授予写权限,方可使用!!! 第八步:修改start-all.sh文件的权限 [root@itheima redis-cluster]# chmod u+x start...
.get(id); } @PostMapping("/updateData") @ClearAndReloadCache(name = "get method") public Result updateData(@RequestBody User user){ return userService.update(user); } @PostMapping("/insert") public Result insert(@RequestBody User user){ return userService.insert(user); } @DeleteMapping(...
setEx, pSetEx - Set the value and expiration of a key setNx - Set the value of a key, only if the key does not exist setRange - Overwrite part of a string at key starting at the specified offset strLen - Get the length of the value stored in a key Keys del, delete, unlink - ...
az group create 建立用來存放所有資源的資源群組。 az redisenterprise create 建立Azure 受控 Redis 實例。 az redisenterprise show 擷取Azure 受控 Redis 實例的詳細數據。 az redisenterprise list-keys 擷取Azure 受控 Redis 實例的存取密鑰。 az redisenterprise delete 刪除Azure 受控 Redis 實例。下...