2. Redis Common Commands

Note:commands in Redis are case insensitive

Set command

Set bar 1 #设置一个key the key for bar

Get command

Get Bar #获取bar键的键值

Keys

Keys * #获取所有的键

Exists

exists [key] #判定是否存在key, if present returns 1, after returning 0

Del

Del key [key ...] #可以删除一个或多个键, the return value is the number of keys deleted

Type

Gets the type of the key value
The returned type can be: String;hash;list;set;zset

incr

1) When an integer type, it will increment by 1, returning the value since increment
2) returns an error when it is not an integer type
3) can be used to generate the ID, and record the number of user operations, etc.

Incrby

Increments the specified integer
Incrby Bar 2

Decr

And incr, in contrast, decrements one

From for notes (Wiz)

2. Redis Common Commands