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原创 redis命令-string

redis命令-string string **set 设置string值** set server 1 "ok" **get 获取string值** get server “1” **exists 判断string值是否存在** exists server "1" **incr 增加string值，单次增加1，原子操作** incr server "2" **例如** count := get server count = count+1 set server count A,B客户端同时执行这段