Chapter 5. Common migration issues 97
5.1.4 Deployment descriptors
The J2EE specification does not cover all the aspects of application deployment
and configuration. This is why we have vendor-specific deployment descriptors.
In Table 5-1 on page 98, we have listed both the J2EE and vendor-specific
deployment descriptors. Each application server uses a different set of files; this
is because they are implemented differently and have different feature sets.
The biggest problems associated to deployment descriptors while migrating to
WebSphere Application Server V6 can be summarized as follows.
CMP to database schema mapping
WebSphere Application Server V6 uses a completely different way of
mapping CMPs to the database schema, compared to the ...