@saipriyaM

There are a lot of ways to do this. You can use a savable data page and pass the primary key of the record edited and perform a save. You can also run an utility and open the case using the pzInsKey/primary key and set you edited data and save it.

@saipriyaM

on change of a row/cell you can trigger the actions to save the data based on various approaches like using Savable Data Pages The data save plan for a savable Data Page details how saves are performed. You can specify the data save plan in the data save options section of the savable Data Page OR using activities also you can do a save by opening that record by passing the keys and map the data then save the changes.