use Cake\Datasource\ConnectionManager; // create a new database connection ConnectionManager::config('my_connection', [ 'className' => 'Cake\Database\Connection', 'driver' => 'Cake\Database\Driver\MySQL', 'host' => 'localhost', 'username' => 'my_username', 'password' => 'my_password', 'database' => 'my_database', 'timezone' => 'UTC', 'cacheMetadata' => false, ]);
use Cake\Datasource\ConnectionManager; // get an existing database connection $connection = ConnectionManager::get('my_connection');
use Cake\Datasource\ConnectionManager; // list all configured database connections $connections = ConnectionManager::configured();In summary, ConnectionManager is a package library in PHP that provides a simple and efficient way to manage and create database connections. It is useful in web development and can work with multiple drivers such as MySQL, PostgreSQL, SQLite, etc.