Getting started with Redis--redis common commands

The common commands of Redis are divided into two main parts, one is the key-value related command, the other is the server-related command

1. Key-Value related commands

Keys * Take out all current key

exists name to see if n has name this key

Del name Delete key name

Expire Confirm 100 setting confirm this key100 second expires

TTL confirm gets the effective duration of this key confirm

Select 0 Choose to 0 database redis default database is 0~15 altogether 16 databases

Move confirm 1 moves the key in the current database to a different database, this is the Confire key from the current database to move to 1

Persist confirm remove the expiration time of this key confirm

Randomkey randomly returns a key inside the database

Rename Key2 key3 rename Key2 to Key3

Type Key2 returns the data type of key

2. Server-related commands

Ping pong Returns whether the response was successfully connected

Echo Prints some content on the command line

Select 0~15 Number of databases

Quit/exit exiting the Client

Dbsize returns the number of all keys in the current database

Info returns information about Redis

Config get dir/* real-time upload of received requests

FLUSHDB Delete all keys in the currently selected database

Flushall Delete a database from all databases