... production machine.■Building application logic into the database itself, in the form of stored procedures, constraints, and triggers, to allow multiple applications to reuse application logic and ... inside applications. They can create application roles and specify which PL/SQL package is authorized to enable the roles. Application roles enabled by PL/SQL packages are called secure application ... or transforming data.xxviiPrefaceThe Oracle Database Application Developer's Guide - Fundamentals describes basic application development features of Oracle Database 10g. Information...