1. Select the field that needs to be parameterized, click the right mouse button, and select Replace with parameter - New parameter.
2. Enter the parameter name.
3. Choose according to your needs, I choose "Yes" here.
4. Select the parameterized field again, right-click and select Display Parameters.
5. Click the far right of the parameter and select the parameter property.
6. In the parameter property pop-up window, edit the content to be replaced.
Associations between parameterizations:
1. After parameterizing the fields in sequence, select the second field and click the left button to select parameter properties.
2. Select the previous field name.dat for the file path, and then select Add Column - enter the name of the column.
3. For the subsequent field associations, you need to select the file path name.dat, then select Add Column, and enter the values in turn.