You can enter input data in an Input cell.
Procedure
Open a DMN decision table.
Double-click a cell in the Input column.
Enter input data. Depending on the data types specified for this column, different data types or expressions are allowed.
Click OK.
You have entered input data.
Tip
Click F2 to open the dialog. Use the Tab key and the arrow keys to specify a data type. Make your entries and press Enter.