Video Lesson 3.1: Data Modeling and ABAP Dictionary

In this lesson you will get an overview of data modeling, which has to be done
before the application development. Furthermore, you will learn about the basic
descriptive elements in the ABAP Dictionary.

Data Modeling and Descriptive Elements in the
ABAP Dictionary

• In this lesson you will get an overview of data modeling, which has to be done before the application development. Furthermore, you will learn about the basic descriptive elements in the ABAP Dictionary.
• You will also find out when and why it is appropriate to use data types (data descriptions) from the ABAP Dictionary.

Data Modeling

• In the development of business application software, parts of the real world must be represented in data form.
• We refer to an Entity Relationship Model (ERM).
• You use this data model as the basis for implementing appropriate table definitions (transparent tables) including their relationships with each other in the ABAP Dictionary.