create tcode for maintence table

Create the table maintenance generator by giving auth group(if u do not
want to give any particular auth, give &NC&), function
group(the function modules used to maintain the table gets created in
this function group), maintenance step (either 1 or 2) and main screen
no(if you have chosen maintenance step 1, give one screen no, if 2,
give 2 screen nos.. give anything other than 1000 as it is reserved for
SAP).

Now, go to transaction SE93

Give a tcode and description.. and select it as a Parameter transaction (last radio button)

Once you press enter, enter SM30 as the transaction and check the checkbox for 'Skip Initial Screen'.

Scroll down to find the block which has Default values..

Select VIEWNAME in the screen field, and your ztable as the Value

Select UPDATE in the next row and give 'X' as the value