You go to your user table. You go to design. You add a field. Call it Activity_points. Give it the value of an int. Set the length to 11. Set the decimals to 0. Set the default to 0. DONE.
You go to your user table. You go to design. You add a field. Call it Activity_points. Give it the value of an int. Set the length to 11. Set the decimals to 0. Set the default to 0. DONE.