In the economic crisis scenario, some voices argues about the death of SOA (more, more and more) just even before few organizations has already started to adopt it.

However, the SOA approach has valuable principles for Enterprise Software organization for the long term maintenance, integration and minimizing the TCO.

Johan den Haan has a nice post about it: SOA is dead; long live Model-Driven SOA.

As a supporter of MDD, I agree with Cesar and Johan, MD SOA could be a way to deliver the good principles behing SOA.

SOA is always a tough topic to explain for first time visitors. To help to introduce it I will link a superb presentation about it: Meet mike… (credits for Eduard Hildebrandt).

MDD with Oslo

On the other hand, as Cesar pointed, Microsoft Oslo project has/had (after the rebranding) potential to be a good platform for domain modelling with textual DSL (MGrammar) and visual DSL (Quadrant).

As commented in the previous posts, it’s a pity that for the moment modeling efforts at Microsoft has been focused too much into one particular tree “the SQL Server scope” and loose the full forest vision.