Key Features of SAP ABAP1. Data Dictionary
The ABAP Data Dictionary is a central repository that defines and manages data structures. Key functionalities include:
Tables: Storing and managing business data.
Views: Combining data from multiple tables for simplified data retrieval.
Data Elements: Defining the attributes and properties of data fields.
Domains: Defining the technical characteristics of data elements.
2. ABAP Workbench
The ABAP Workbench is an integrated development environment (IDE) for ABAP programming, providing tools for:
ABAP Editor: Writing and editing ABAP code.
Function Builder: Creating and managing function modules.
Class Builder: Developing object-oriented programs using ABAP Objects.
Screen Painter: Designing user interfaces for SAP applications.
Menu Painter: Creating and managing menus for SAP applications.
3. Modularization Techniques
ABAP supports various modularization techniques to enhance code reusability and maintainability:
Subroutines: Reusable code blocks within a program.
Function Modules: Encapsulated functions that can be called from any program.
Methods: Object-oriented programming constructs for encapsulating functionality within classes.
Includes: Splitting large programs into manageable pieces.
4. ALV (ABAP List Viewer)
The ABAP List Viewer (ALV) simplifies the creation of interactive and user-friendly reports. Key features include:
Sorting and Filtering: Users can sort and filter report data dynamically.
Summarization: Aggregating data for better insights.
Export Options: Exporting reports to various formats, such as Excel and PDF.
User Interactions: Enabling users to interact with report data directly.
5. Object-Oriented Programming (OOP)
ABAP Objects is SAP's implementation of object-oriented programming, offering:
Classes and Interfaces: Defining reusable components and their interactions.
Inheritance: Reusing and extending existing classes.
Polymorphism: Using a unified interface to interact with different implementations.
Encapsulation: Hiding the internal implementation details of a class.
