I don’t want to use Firebase database, instead I want to use another database and how can I connect this database?
Multiple topics are there in community regarding how to use othere database
I couldn’t find the threads, could you post the links if possible?
Find your suitable guide here
collection of all with tag guide
Does Amazon Web Service work with RDS
I have no idea, may be expert in such field may suggest you
Depending on your application, there are online spreadsheets that can store your data. And there are relational and non-relational databases. Do a search here in the community.