What is Laravel cache?

Laravel cache refers to the caching mechanisms provided by the Laravel framework to improve application performance. It allows you to store data temporarily to reduce database queries and computation time, making your application faster and more efficient.

How does caching work in Laravel?

In Laravel, caching works by storing frequently accessed data in memory or a storage backend (such as files, Redis, or Memcached). Laravel provides various cache drivers and a unified API to interact with different caching systems, allowing you to easily implement and manage caching strategies.

What cache drivers are available in Laravel?

Laravel supports several cache drivers, including file, database, Redis, Memcached, and array. Each driver has its own use case and benefits, such as file caching for small applications or Redis and Memcached for high-performance caching in large applications.

How do I configure caching in Laravel?

You can configure caching in Laravel by editing the `config/cache.php` file. This file allows you to set the default cache driver and configure settings for each supported driver. For example, you can specify Redis connection details or file cache paths.

How can I cache database queries in Laravel?

To cache database queries in Laravel, you can use the `Cache` facade along with query builder methods. By wrapping your queries with caching methods, you can store the results and reduce the load on your database. For example, you can use `Cache::remember('key', $minutes, function() { ... })` to cache the results of a query.

What is cache tagging in Laravel?

Cache tagging in Laravel allows you to group related cache items and perform operations on them collectively. For example, you can tag cache items with a specific label and then flush all items with that tag when needed. This is useful for clearing related cache entries without affecting unrelated data.