Redis common commands partial collation and meaning

String type

Set

Setnx

Setex

SETRANGE substring Range string

Mset

Msetnx

Msetex

Get

Getnx if not added returns 0 if there is no add

GetEx if not added if there is, replace returns the original value

Mget Batch

GetRange

Append stitching

strlen string length

INCR self-increment

Incrby Specify the self-increment

DECR Self-reduction

Decrby Specify self-decrement

Hashe type

Hset user:001 name Lijie

Hget

Hsetnx

Hmset

Hincr

Hincrby

Hexists

Hlen

Hdel

Hkeys return all see keys

Hvals

Hgetall

Lists type

Lpush adding elements to the head

Rpush Tail add element queue

Linsert specified position x before x x

LSet Specifying subscript elements

Lrem deletes the same element of N value from the key corresponding list.

LTrim remove all other elements after taking the range

Lpop removes the element from the head of the list and returns the deleted element

Rpop removes the element from the tail of the list and returns the deleted element

Lrange 0-1 from beginning to end ()

Rpoplpush removes an element from the first list tail and adds it to the head of the second list

Lindex returns the element of the index position in the list named key

Llen

Sets type

Hash table

Sadd Add 1 0

Smembers View

Srem

Spop Random Popup

Sdiff Collection Difference Set

Sdiffstore Set and Store

Sinter intersection

Sinterstore intersect and store

Sunion and Class

Sunionstore

Smove elements of the first collection move to the second collection

SCard Number of collections

Sismembers determines whether an element is a collection element

Srandmember randomly fetching elements

Zset Type ordered Collection

Zadd zadd myzset 1 "one"

Zrange Withsoures

Zrem

Zincrby Increment for order designation

Zrank Sort return Index small-〉 large

Zrevrank large to small descending returns the index position

Zrevrange Descending

Zrangebyscore deleted in sequential range

Zcount number of intervals

Number of Zcard

Zremrangbyrank Delete by index

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Health value

Fuzzy matching

Keys * Return to all health

exists exists 1 does not exist 0

Del Delete succeeded 1 unsuccessful 0

Expire Setting the Expiration time

TTL gets key valid at times

Select Database

Persist cancellation If the expiration time has been canceled return-1

Randomkey Random Return key

Rename renaming

Type returns the key types X

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Server-related commands

Ping tests if the connection is alive

Echo

Select 0-15

Quit

Dbsize returns the number of keys in the current database

Info Redis Information

Config get returns the value of the related configuration

FLUSHDB Delete all keys in the currently selected database

Flushall Delete all

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Advanced Applications

Security:

Requirepass Beijing

Auth Authorization

redis-cli-a Password

Slave

Master multiple SLAve, can also be connected to other slave

Slave to slave connection to avoid master downtime heartbeat

Slave server Add slaveof 192.168.1.1 6379# Specify the IP and port of master

Masterauth tamp# The password of the primary server

Things:

Mulit

Set x XX

Discard emptying queue things rollback

Exec

Redis common commands partial collation and meaning