code: @CallerSensitive
      public static Connection getConnection(String url)
          throws SQLException {
  
          java.util.Properties info = new java.util.Properties();
          return (getConnection(url, info, ClassLoader.getSystemClassLoader()));
      }
docs: Attempts to establish a connection to the given database URL.
  The <code>DriverManager</code> attempts to select an appropriate driver from
  the set of registered JDBC drivers.
  
  @param url a database url of the form
  <code> jdbc:<em>subprotocol</em>:<em>subname</em></code>
  @return a connection to the URL
  @exception SQLException if a database access error occurs