《如何查看Redis的所有命令？5种方法大公开！新手必看指南》
为什么需要查看Redis命令？
Redis作为高性能的内存数据库，内置了数百条功能各异的命令，对于新用户而言，面对命令列表的庞大体积（官方文档显示有超过200条常用命令），常常会陷入以下困境：
不清楚有哪些基础命令可以满足业务需求
遇到问题时难以快速定位对应命令
不同场景下需要选择最优命令组合
新版本可能新增了实用功能命令
查看Redis命令的5种实用方法
方法1：命令行直接查看（推荐新手）
连接Redis服务端redis-cli -h 127.0.0.1 -p 6379
输入 help 命令查看基础分类：
(redis> help
Available commands:
Contexts and databases
SELECT
SAVE
BGSAVE
RENAME
DBplusplus
CLUSTER
...
String commands
SET
GET
INCR
DECR
MGET
MSET
...
List commands
LPUSH
RPUSH
LPOP
RPOP
LLen
...
Hash commands
HSET
HGET
HGETALL
HINCRBY
...
Set commands
SADD
SREM
SMEMBERS
SCARD
...
Zset commands
ZADD
ZCARD
ZRANGE
ZSCORE
...
Stream commands
XADD
XREAD
XLEN
...
Key commands
SET
GET
EXPIRE
DEL
keys
...
Monitoring and management
info
monitor
config
...
Replication
SAVE
BGSAVE
...
replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication
SAVE
BGSAVE
...
Replication