Redis key-Value related commands

1. Keys

Format: Keys {pattern}

Returns all keys that satisfy the given pattern.

2. Exists

Format: Exists ' key '

Determine if key exists.

3. Del

Format: Del ' key '

Delete key.

4. Expire

Format: Expire ' key ' {num}

Set the expiration time on the key, the key must be present, num is seconds.

5. Persist

Format: Persist ' key '

The expiration time of the cancel key must be present.

6. TTL

Format: TTL ' key '

Get the remaining length of the key.

7. Select

Format: select {num}

Select the database, NUM has a value range of 0-15, by default there are 16 databases.

8. Move

Format: Move ' key ' {num}

Move the key to the NUM database.

9. Randomkey

Format: Randomkey

Randomly returns a key in the database.

Ten. Rename

Format: Rename ' key1 ' Key2 '

Rename the Key1 to Key2.

One. Type

Format: type ' key '

Returns the data type of key.

Dbsize.

Format: dbsize

Returns the number of keys in the current database.

Flushdb.

Format: FLUSHDB

Deletes all keys in the current database.

Flushall.

Format: Flushall

Delete all the keys in all databases.

This article is from the "Bronze Gong" blog, please be sure to keep this source http://jaeger.blog.51cto.com/11064196/1772297

Redis key-Value related commands