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php-symfonyHow to connect to MySQL in PHP Symfony?

To connect to MySQL in PHP Symfony, you need to configure the database connection parameters in the config/packages/doctrine.yaml file.

# config/packages/doctrine.yaml
        url: '%env(resolve:DATABASE_URL)%'
        driver: 'pdo_mysql'
        server_version: '5.7'
        charset: utf8mb4

The example code above will connect to a MySQL database using the DATABASE_URL environment variable.

Code explanation

  • doctrine: The root key for Doctrine configuration.
  • dbal: The Doctrine Database Abstraction Layer configuration.
  • url: The URL of the database connection.
  • driver: The database driver to use.
  • server_version: The version of the database server.
  • charset: The character set to use for the connection.

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