CODE EXAMPLE FOR PHP

laravel postgres deadlock

namespace AppHelpersMySQL;

use Config;
use IlluminateDatabaseConnectorsConnectionFactory;
use IlluminateDatabaseMySqlConnection;
use IlluminateDatabasePostgresConnection;
use IlluminateDatabaseSQLiteConnection;
use IlluminateDatabaseSqlServerConnection;
use InvalidArgumentException;
use PDO;

/**
 * Class YourAppConnectionFactory
 *
 * @package AppHelpersMySQL
 */
class YourAppConnectionFactory extends ConnectionFactory
{
    /**
     * Create a new connection instance.
     *
     * @param  string   $driver
     * @param  PDO     $connection
     * @param  string   $database
     * @param  string   $prefix
     * @param  array    $config
     * @return IlluminateDatabaseConnection
     *
     * @throws InvalidArgumentException
     */
    protected function createConnection($driver, PDO $connection, $database, $prefix = '', array $config = [])
    {
        if ($this->container->bound($key = "db.connection.{$driver}")) {
            return $this->container->make($key, [$connection, $database, $prefix, $config]);
        }

        switch ($driver) {
            case 'mysql':
                if ($config['database'] === Config::get('database.connections.mysql.database')) {
                    return new DeadlockReadyMySqlConnection($connection, $database, $prefix, $config);
                } else {
                    return new MySqlConnection($connection, $database, $prefix, $config);
                }
            case 'pgsql':
                return new PostgresConnection($connection, $database, $prefix, $config);
            case 'sqlite':
                return new SQLiteConnection($connection, $database, $prefix, $config);
            case 'sqlsrv':
                return new SqlServerConnection($connection, $database, $prefix, $config);
        }

        throw new InvalidArgumentException("Unsupported driver [$driver]");
    }
}