Persistent Objects: Using Business Key Identity

By Abdul Hakim, Satyam Computer Services Ltd

Objective 

To Store the attributes of the Objects persistently in the database. 

Step: 1 ->Create a Persistent Class

Go to Class Builder (TCode SE24) 

Give persistent class name for e.g. ZCL_PERSIST_01 and hit the create button 

 

In the next screen select the class type as Persistent Class and then hit Save Button. 

 

Step: 2 -> Persistent Mapping or Mapping 

Utilities->Persistence Representation 

 

Give the table name. For e.g. ZSTUDENT01 and hit the enter button

Table fields appear below the mapping screen. 

 

Double Click the table field and then press the upward arrow button  

 

Add the remaining fields as well. Screen looks like this now. 

 

Activate the Class. Press the Yes Button to activate the class actor as well. 

 

Step: 3 -> Write a Program to create / fetch / delete the Persistent Object 

Our Program Selection-Screen looks like below 

 

Here I am creating a new student. Specify the value and hit the execute button.

Output: 

Go to SE16 and check the entries 

Click here to continue...

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