Redis key-Value related commands

Key-Value Related commands

Keys * Returns all keys keys my*

exists Mykey1 whether there is a mykey1 key

Del MyKey Delete MyKey key

Expire MyKey 10 setting MyKey key expiration time is 10 seconds

TTL MyKey get MyKey Expiration time (constantly changing),-1 means has expired, expired is destroyed, if not set expiration time, default is-1

Redis defaults to 16 databases, from 0-15.

Default is 0 database

Select 1 Choose 1 Database

Move age 1 moves age to 1 database

Persist Age cancellation Expiration setting

Radomkey randomly returns a key

Rename Key1 key2 rename Key1 to Key2, if Key2 exists, it will overwrite

Type Key1 returns the data types of Key1

Redis key-Value related commands