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Annotation in ABAP OData is a characteristic which adds additional feature to the metadata element such as entity, property,etc.. Here in this blog post you are going to learn about the 'Text' annotation which brings more look and feel and value added service to the UI Smart Table.


Points to Note:

  1. OData project should be of type - Service with Vocabulary-Based Annotations

  2. Import the vocabulary in the OData – Right click on Data Model -> Import -> Vocabulary

In this list, select the vocabulary /IWBEP/VOC_COMMON

  1. Import the DDIC structure and the properties which must be in your Entity.

Follow the below steps:

Step 1: Firstly, the Smart table looks like as in the below screenshot, with a normal entity called in the UI.


Step 2: Now let’s add an annotation in OData:

Go to Properties of the entity -> Annotations -> Select


Step 3: It will go to the below screen. Here select the Text for User ID property and click on Create Annotation.  Select ‘Path’ under Expression Kind and enter the description required for User_ID i.e., USER_NAME property in the entity.


Step 4: Save the project and Generate Runtime Objects.

Now your Smart Table data looks like as below with the User ID and the User Name appearing in a single column



Displaying the User ID and the User Name in the same column of the Smart table gives the user new look an feelNow you can hide the User Name column in the smart table, as the User ID field shows the User Name too, in the format User_Name(User_ID).