Service Engineer, Microsoft Visual Studio Online - Team Foundation Server
A Multi-Value control is one which accepts multiple values (duh!). This is useful if for example a bug belongs to multiple components.
Such a control is not available out of the box with TFS2005 or TFS2008. Fortunately CodePlex comes to the rescue again with a project driven in part by Microsoft.
To use custom controls, you will need a few things:
If you don’t have the control installed, your work item form will look something like this:
Read more on the CodePlex wiki page.
This is an OK solution but you will not be able to do any reporting in the cube using this as each string will be stored as a separate value.
Querying is possible.
Hopefully Microsoft will develop a proper solution as this a feature a other enterprise Work Item tools have.