Model in OAF

The entire Database related transactions in OAF pages will be taken care by the MODEL.

• Model is where the application implements the business logic.
• Model will implement all the DB transactions.
• Model component will implement using BC4J where BC4J is the Business component for Java.

BC4J Consists of three components.

• Entity Object and Entity Associations.
• View Objects and View Links.
• Application Module.

Model Contains Six components including BC4J Components additionally the other 3 components are.

• Callable Statements.
• Prepare Statement.
• OADB Transactions.

Callable Statements : Callable Statements are used to Call PL/SQL Statements.

Prepare Statements: Prepare statements are used if we are using any SELECT statements.

OADB Transactions: OADB Transactions are will take care of Oracle Apps related Data Base transactions.