If you have created an Entity object with a primary key field.  The question is, how you will generate maximum serial no for primary key filed and where the logic will be placed?  There are two methods to do this, using row level database trigger or using application level logic to obtain sequence  no for primary key. (more…)

Transient attribute can be used to calculate a value based on SQL expression. This may be very helpful, for example, you can use a transient attribute in “SCOTT.EMP” Entity object definition to get name of the department for all employees. (more…)

I want to share my first impression of ADF and I am sure everyone with Oracle Forms background will feel same. I have been working in oracle Forms and Reports for more than five years.  I have development experience in Oracle Developer 6i/9i/10g and Forms, Reports 11g. After reading Oracle’s Statement of Direction for Forms and reports, I decided to learn ADF for web-based application development. (more…)