Configuring Table Columns
The concept name was not provided (undefined), so a precise definition cannot be written. Based on the available sources, the closest identifiable concept is UI.LineItem annotation, which is used to configure table columns in SAP Fiori Elements applications. A developer uses UI.LineItem annotations to define which fields appear as columns in a table, controlling the display and layout of line items in list reports and object pages. For more details, see Defining Line Items and Table Display and Layout.