Is it possible to Create the External Content(With Odata) Type Without Using VS2012 or SPD 2013

Hi All,

I want to create external Content Type which use Odata Service connection.and test in on SharePoint 2013 Preview. 

Please let me know about the tricks.

Regards,Swati

SP Page: http://www.facebook.com/SharePointQ SP Blog: http://swatipoint.blogspot.com/