Introduction On many BizTalk projects you have to deal with managing mapping of reference data. A number of times in the past I've spoken about the features in BizTalk for mapping reference data however they do have some limitations which mean that it is very common for a project to implement their own tables in a custom database to hold mapping reference data. While this is entirely valid you often end up with the pain of how do you manage the reference data mappings. One of the simplest ways is ......