Cache And It’s Implementation !!!!

Let us explore the building blocks of Cache and other caching types, as well as multiple strategies for implementing temporary data storage in your application.

The contents of the Article include:

1. What is Caching?
2. Why should we use Cache?
3. Different types of Cache
4. Examples of Cache.
5. Applying Cache in Java Spring using Annotations.

What is Caching?

The definition of caching can be said to be storage for temporary data in RAM. It lies between the Application and the persistence database. It stores the recently used data which reduces hitting the database multiple times. We can also say, caching is used to store data for future reference.

Why should we use Cache?

• The primary reason for using cache is to make data access faster and less expensive.
• When the highly requested resource is requested multiple times, it is often beneficial for the developer to cache resources so that it can give responses quickly.
• Using cache in an application enhances the performance of the application.
• Data access from memory is always faster in comparison to fetching data from the database.
• Also, it reduces both monetary costs and opportunity costs.
• Caching helps for better resources that you already have.

Different types of Cache

There are mainly 4 types of Caching.

1. CDN — Content Delivery Network Caching
2. Database Caching
3. In-Memory Caching
4. Web server Caching

CDN — Content Delivery Network Caching

• CDN is known as the most popular cache because it improves the delivery of the content by replicating commonly requested files (such as HTML Pages, stylesheets, JavaScript, images, videos, etc.) across a globally distributed set of caching servers.
• It delivers a local copy of the content from a nearby cache edge (a cache server that is closer to the…