1. A method of operating a computer system for targeting one or more digital assets on a distribution server connected to one or more networks so that the digital assets are compatible with one or more target nodes connected to the networks, the method comprising: examining the one or more digital assets to determine an asset type of the digital asset; if the asset type is Relational Data (RD), retrieving one or more where clauses of the digital asset; executing a token replacement operation on the where clause to create a transformed where clause; running a query on one or more tables specified in the digital asset using the transformed where clause, the query returning one or more returned records, the returned records correlating with the target node; and storing the returned record in the digital asset.