阿里云
>
Redis
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Redis命令详解
Redis命令详解
redis
info
命令详解
persistence:RDB 和 AOF 的相关信息 stats:一般统计信息 replication:主/从复制信息 cpu:CPU 计算量统计信息 commandstats:
Redis
命令
统计信息 cluster:Redis 集群信息 keyspace:数据库相关的统计信息 语法 redis Info 命令基本语法如下：...
redis
debug
命令详解
redis
debug
命令
提供了几个非常实用的debug功能，本文介绍下
redis
-2.8.19下的debug
命令
。debug segment 让
redis
发生段错误，如果开启了coredump，则会产生core文件。这个
命令
实现很简单，直接往一个非法地址上写数据。((char*)-1)='x';...
Redis
常用
命令详解
（上）
1 Serverinfo以一种易于理解和阅读的格式，返回关于
Redis
服务器的各种信息和统计数值select选择一个数据库，下标值从0开始，一个新连接默认连接的数据库是DB0flushdb删除当前数据库里面的所有数据这个
命令
永远不会出现失败这个操作的时间...
Redis
常用
命令详解
（下）
事务中的 BLPOPBLPOP可以用于流水线（pipeline，发送多个
命令
并且批量读取回复），特别是当它是流水线里的最后一个
命令
的时候，这种设定更加有意义。在一个[MULTI]/[EXEC]块里面使用[BLPOP]没有很大意义，因为它要求整个服务器被阻塞以保证...
Redis
常用
命令详解
（中）
对于
Redis
2.6 来说，所采取的行为是先执行多个 push
命令
，然后在执行了这个
命令
之后再去服务被阻塞的客户端。看看下面
命令
顺序。Client A:BLPOP foo 0 Client B:LPUSH foo a b c如果上面的情况是发生在
Redis
2.6 或更高版本的服务器上...
Redis
常用
命令详解
（中）
对于
Redis
2.6 来说，所采取的行为是先执行多个 push
命令
，然后在执行了这个
命令
之后再去服务被阻塞的客户端。看看下面
命令
顺序。Client A:BLPOP foo 0 Client B:LPUSH foo a b c如果上面的情况是发生在
Redis
2.6 或更高版本的服务器上...
redis
4.0之MEMORY
命令详解
前言 在过去，查看
redis
的内存使用状态只有info memory
命令
，而且也只有一些基础信息，想要获取全局信息就有些困难。4.0开始
redis
提供了MEMORY
命令
，一切都变得简单起来。MEMORY
命令
MEMORY
命令
一共有5个子
命令
，可以通过MEMORY HELP来查看...
Redis
内存数据库操作
命令详解
一、连接操作相关的
命令
quit关闭连接connection auth简单密码认证 二、对value操作的
命令
exists(key)确认一个key是否存在 del(key)删除一个key type(key)返回值的类型 keys(pattern)返回满足给定pattern的所有key randomkey随机返回key...
Redis
内存数据库操作
命令详解
一、连接操作相关的
命令
quit关闭连接connection auth简单密码认证 二、对value操作的
命令
exists(key)确认一个key是否存在 del(key)删除一个key type(key)返回值的类型 keys(pattern)返回满足给定pattern的所有key randomkey随机返回key...
Redis
(2):常用
命令详解
redis命令
不区分大小写 通用命令：1.获得符合规则的键名列表:keys pattern 其中pattern符合glob风格?(一个字符)*（任意个字符）[](匹配其中的任意一个字符)\x(转义字符)需要注意的是keys命令会遍历redis中的所有键，如果键比较多，会影响...
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云数据库 Redis 版
兼容Redis协议标准的、提供持久化的内存数据库服务，基于高性价比的单节点架构、高可靠双机热备架构及可无缝扩展的集群架构，满足纯缓存业务、高读写性能场景及容量需弹性变配的业务需求。
了解详情
管理控制台
在线咨询
最新活动
Redis 19.9元/年
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
电商行业业务上云
数据库客户案例合集
产品推荐
云数据库PolarDB
云原生数据仓库MySQL
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云数据库 Redis 版
兼容Redis协议标准的、提供持久化的内存数据库服务，基于高性价比的单节点架构、高可靠双机热备架构及可无缝扩展的集群架构，满足纯缓存业务、高读写性能场景及容量需弹性变配的业务需求。
了解详情
管理控制台
在线咨询
最新活动
Redis 19.9元/年
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
电商行业业务上云
数据库客户案例合集
产品推荐
云数据库PolarDB
云原生数据仓库MySQL
