Abap

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Sams Teach Yourself ABAP/4® in 21 Days 1
Day 1 1

The Development Environment 1

Chapter Objectives 2
What is R/3? 2
What is the Purpose of R/3? 3
Why Do You Need to Know This? 3
Discovering What R/3 Looks Like 4
Using the R/3 System Conceptual Areas 5
Discovering the R/3 User Interface 9
Working with the Interface Menu 11
Using the Command Field 13
Understanding Basis 13
Understanding Client/Server 14
R/3 System Architecture 15
Presentation Server 16
Application Server 16
Discovering the Database Server 16
Configuring the Servers 17
Defining an R/3 System 17
Defining an R/3 Instance 17
Application Server Architecture 17
Understanding a User Context 18
Understanding a Roll Area 18
Understanding a Dialog Step 18
Understanding Roll-In/Roll-Out Processing 19
Discovering How the Data Is Sent to the Presentation Server 20
Understanding the Components of a Work Process 20
Understanding the Types of Work Processes 21
Understanding the Logon Client 21
Understanding Client-Dependent and Client-Independent Tables 22
Using SAP's Open SQL 25
Portability 25
Buffering Data on the Application Server 25
Automatic Client Handling 25
Summary 25
Q&A 26
Workshop 26
Quiz 26
Exercise 1 27

Day 2 28


Your First ABAP/4 Program 28

Before Proceeding 30
Exploring the Development Environment 30
Discovering Program Types 30
Defining Reports 31
Defining Dialog Programs 31
Discovering Report Components 31
Discovering the Program Runtime Object 32
Introducing Program Naming Conventions 32
Creating Your First Program 32
Exploring the Source Code Editor 34
Using the Editor: Initial Screen 34
Exploring the Functionality of the Source Code Editor 35
Exploring the Standard Toolbar 35
Using Find and Replace 37
Exploring the Application Toolbar 39
Using Cut and Paste 40
Using Other Convenient Editor Functions 41
Getting Help 43
Obtaining F1 Help 43
Obtaining R3 Library Help 44
Finding Your Development Objects 45
Introducing the... [continues]

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