How to use CakePHP's built-in caching system?

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by addison , in category: PHP Frameworks , a year ago

How to use CakePHP's built-in caching system?

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1 answer

Member

by mac , a year ago

@addison 

CakePHP provides a powerful caching system that can help you speed up your application and reduce the load on your database. Here are the steps to use CakePHP's built-in caching system:


Step 1: Enable caching in CakePHP


First, you need to enable caching in CakePHP by editing the app/config/core.php file. Set the Cache.check configuration variable to true, like this:

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Configure::write('Cache.check', true);


Step 2: Choose a caching engine


CakePHP supports multiple caching engines, including File, APC, Memcached, Redis, and more. You need to choose one of these caching engines and configure it.


For example, to use the File caching engine, add the following configuration to app/config/core.php:

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Cache::config('default', [
    'engine' => 'File',
    'path' => CACHE,
]);


This configures the default caching engine to use the File engine and store the cached data in the CACHE directory.


Step 3: Use caching in your application


Now that you've enabled and configured caching, you can start using it in your application. For example, let's say you have a slow database query that you want to cache:

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$data = Cache::read('my_cached_data');
if (!$data) {
    $data = $this->Model->find('all');
    Cache::write('my_cached_data', $data);
}


In this example, we first try to read the data from the cache. If it's not found, we run the slow database query and store the result in the cache for next time.


That's it! By using CakePHP's caching system, you can speed up your application and reduce the load on your database.