Understanding Definitions

You can create or modify many types of definitions in PeopleSoft Application Designer. This table lists development definitions:

Definition	Description
Activity	Workflow map showing the individual steps, events, and routings that comprise a complete activity in a business process.
Analytic Model	The representation of a methodology used exclusively with the PeopleSoft Analytic Calculation Engine.
Application Engine	Program comprising SQL statements and PeopleCode programs that runs in batch mode as an alternative to using COBOL or SQR programs.
Application Package	Packages for creating Application Classes, which you can use to extend the functionality of existing PeopleTools classes (Rowset, Array, and so on) or to create your own classes.
Application Services	Definition that represents Application Services used to build RESTful Services.
Approval Rule Set	Workflow maps that provide a visual representation of approval rules. Virtual Approver reads approval rule sets to determine who must approve transactions.
Business Interlink	Gateway between PeopleSoft applications and the services of an external system.
Business Process	Workflow maps that provide a visual overview of the activities involved in a procedure.
Component	Representation of a logical business transaction or a set of logically related pages that are processed together.
Component Interface	Way of externalizing access to a component so that it can be used by a third party or an application message.
Field	Individual pieces of data, such as an employee ID, that a user can enter and the system can store in the database, in a column on a table, or in a view.
File Layout	Definition (or mapping) of a file to be processed. It identifies where data fields are located in a file.
HTML	Definition that represents static HTML that can be included on a page definition.
Image	Definition that stores and displays graphics or other images, such as icons, that appear throughout the application. Note: Image definitions and image fields are not the same.
Menu	Definition that organizes the components that you build and the pages contained in the components.
Message	Based on a multilevel structure, similar to components, a way of defining the data to insert into an application message at runtime.
Message Channel	Corresponding to groups of message definitions, these help order messages properly, enhance scalability, and provide a simple way to define processing characteristics of many similar messages as a single group.
Page	User-defined collection of controls created for entering, viewing, and editing data online. The system validates user input, writes it to the database, and retrieves and displays it upon request.
Project	User-defined collection of related definitions created for developing, adapting, or upgrading a PeopleSoft application.
Problem Type	In optimization, a way to tie the optimization application records, the optimization transactions, and the optimization plug-in together as one entity.
Record	Tables that store all of the data that resides in PeopleSoft applications part of a relational database system. Tables are the same as records, and each record definition describes the properties of an underlying SQL table.
SQL	Entire SQL programs or fragments of SQL statements available for reuse.
Style Sheet	Collection of styles that PeopleSoft Pure Internet Architecture application pages can use.