You can use the Detach Attach technic to migrate site collection from a 2010 farm to a 2013 farm following these steps : Detach Attach High level steps Detach Attach Detailed…
In this test case I needed to copy (not move) a SharePoint 2010 site with its content from one site collection to another within the same sp2010 farm. Creating Site Template…
steps : Create the new content database ( Using Central Admin or PowerShell ) on the same farm and web application. move the site to the newly created content database in…