public String mysql_get_client_info(Env env, @Optional Mysqli conn) { if (conn == null) conn = getConnection(env);  return conn.get_client_info();
public static String mysql_get_client_info(Env env) { try { Driver driver = DriverManager.getDriver("jdbc:mysql:  return driver.getMajorVersion() + '.' + driver.getMinorVersion() + ".00"; } catch (SQLException e) { return "0.00.00"; }
  public String mysql_get_client_info(Env env, @Optional Mysqli conn)  {    if (conn == null)      conn = getConnection(env);    return conn.get_client_info();  }