How many commands are divided into redis database?

Redis database commands can be divided into five types: 1. String operations; 2. Hash tables store key-value pairs; 3. List management of ordered elements; 4. Set operations of unordered unique elements; 5 .Ordered collections sort elements by score and support range queries.

Redis database command types

Redis database commands are divided into five basic types:

1. String commands

• are used to operate string values, including setting, getting, appending and comparing.

2. Hash table command

• # is used to operate key-value pair storage. Each key corresponds to a value and can store complex data structures. .

3. The list command

• is used to operate an ordered collection of elements, and can be used for insertion, deletion, retrieval and range query.

4. Collection command

• is used to operate a collection of unordered and unique elements, which can be added, deleted, obtained and combined/ intersection operation.

5. The ordered set command

• is similar to the set command, but the elements are sorted by score, and range queries and rankings can be obtained.

The above is the detailed content of How many commands are divided into redis database?. For more information, please follow other related articles on the PHP Chinese website!