Chapter 2. The Basic Structure of ABAP
This chapter will provide you with a quick introduction into the world of modern systems applications products (SAP) systems, along with a basic outline of the advanced business application programming (ABAP) language. We will take a look at legacy syntax figures and their counterparts, which are often used in modern ABAP systems.
In this chapter, we will explain basic data structures, the principles of data manipulation, and also typical hardware and software features of SAP systems. This knowledge is necessary for navigating the SAP system and creating applications.
In this chapter, we will cover the following topics:
- The Data Dictionary
- Domains
- Data elements
- Structures
- Table types