       option is present, the `:version` option is required. This functionality
       is supported in OrientDB >= 2.1.
     * `:version` - see the `:if_version_not_latest` option.
+    * `:timeout` - operation timeout in milliseconds. If this timeout expires,
+      an exit signal will be sent to the calling process.
 
   This operation can only be performed on connections to a database. To learn
   more about the connection type, look at the "Connection type" section in the

    * `:port` - (integer) the port where the OrientDB server is running.
      Defaults to `2424`.

  ## Examples

  Connecting to the server:

  more about the connection type, look at the "Connection type" section in the
  docs for the `MarcoPolo` module.

  ## Options

  This function accepts the following options:

    * `:timeout` - operation timeout in milliseconds. If this timeout expires,
      an exit signal will be sent to the calling process.

  ## Examples

      iex> MarcoPolo.db_exists?(conn, "GratefulDeadConcerts", :plocal)
