Question

command to make change in a record is​

Answer 1

You have to create new record..

Make the changes there in the new record.

,ie, copy what's needed from old record to new record and add anything if you want to the new record also if you want to delete something just don't copy that part from old to new record...

After the new record is ready just delete the old record and rename the new record to the old name .. That's all