Previous chapters discussed how to model the structure of an application in terms of a conceptual schema, and then map it to a logical schema for implementation in a relational database system.

The second stage, transforming a logical database model to a physical database schema, is called the generate process. It is usually best to first generate the data definition language (DDL) script ...

and areas that are defined in the schema or a subset thereof. It includes database records and can include logical records as well as logical-record paths (defined below). The DBA defines logical ...