Symfony\Component\Debug\Exception\FatalThrowableError : Class 'Doctrine\DBAL\Driver\PDOPgSql\Driver' not found code example

Example: Symfony\Component\Debug\Exception\FatalThrowableError : Class 'Doctrine\DBAL\Driver\PDOSqlite\Driver' not found

Symfony\Component\Debug\Exception\FatalThrowableError  : Class 'Doctrine\DBAL\Driver\PDOSqlite\Driver' not found