Book Image

Oracle ADF 11gR2 Development Beginner's Guide

By : Vinod Thatheri Krishnan
Book Image

Oracle ADF 11gR2 Development Beginner's Guide

By: Vinod Thatheri Krishnan

Overview of this book

Oracle ADF is an end-to-end framework which makes application development simple by providing infrastructure services as well as visual and declarative development right away. "Oracle ADF 11gR2 Development Beginner's Guide" guides any user with programming skills to be able to quickly learn the options and ways to develop rich Internet applications using ADF 11gR2. Containing all the skills that a new user has to use to build an application in ADF 11gR2, this book is designed in such a way so that it enhances the practical feel of developing applications in ADF 11gR2. Starting with the installation and configuration of Oracle ADF 11g RD we will then work through topics such as working with the Model Layer and Model Data followed by displaying and binding the data. Later we will look at Navigations and Flows within applications as well as their layout, look, and feel. "Oracle ADF 11g R2 Development Beginner's Guide" will conclude with us looking at the security and deployment of the applications which have been created.
Table of Contents (19 chapters)
Oracle ADF 11gR2 Development Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Pop Quiz Answers
Index

Advanced topics on view objects


In a view object, you will have the custom logic to work on SQL queries and the data that is displayed in the UI layer. The following are some of the advanced concepts for view objects:

  • Tuning: View object tuning plays an important role in the performance of an application. Some of the common tuning concepts are discussed here in this section.

  • MaxFetchSize: MaxFetchSize is the maximum number of rows fetched from a database for the current view object. -1 will retrieve an unlimited number of rows or all the rows returned from a query. The value 0 will cause no query execution and no rows will be returned.

  • FetchSize: This is the number of rows that is returned on a single database round trip. This setting will determine how many rows will be returned for a particular view object at runtime on a single query.

  • FetchMode: This is the mode that controls how the rows are retrieved in a JDBC result set. Some of the modes allowed for this function are as follows:

    • ...