
Save operation simply replaces the old copy with the latest version of the model with-
out opening any dialog boxes.
10.7 Projects and ER Source Models
Chapter 7 discussed VEA’s use of the Project construct for mapping ORM models to
logical models. Projects also allow the modeler to merge multiple source models into a
single logical schema, as part of the build process. The source models contained in a
project are not restricted to ORM models. In fact, you can mix ER and ORM source
models in the same project and still build a single logical schema.
Earlier in this chapter, you created a database model diagram without a source
model. When using source ...