As stated in the Toad for Oracle 12.1 - Release Notes, this version introduces the following feature “When using Team Foundation Server (TFS) in Toad, you can now check-in TFS Work Items and link one or more TFS work items to the check-in change set.” Additionally, the next version “Toad 12.5 supports Microsoft Team Foundation Server 2013 (TFS)”, as stated by Toad for Oracle 12.5 – Release Notes.
In other words, it is possible to associate work items with database changes while performing a check-in action from Toad for Oracle 12.6 when connected to a Team Foundation Server 2013 Team Project. This blog describes the main characteristics of this integration feature.