How to delete local DB1 data and move to local DB2?

Questions about Thunkable
1

스크린샷 2019-12-28 오후 5.25.44
스크린샷 2019-12-28 오후 5.25.442112×988 269 KB

How can I make it look like the attached picture?

2

Use add row and set cell blocks for Local DB or List component.

3

I want to know how to do that specifically.

4

Unfortunately, I do not use Local DB and I have no example of working with it.