Yes, many of our customers hit the issues you mentioned as they scale spreadsheet-based applications. We built Big Tables for this case: https://www.glideapps.com/big-tables
You keep most of the convenience and programmability of a spreadsheet, but you get Postgres scale and a first-class API (which includes atomic table swapping for updating large datasets). It also supports live updating of any views displaying that data.
Yes, many of our customers hit the issues you mentioned as they scale spreadsheet-based applications. We built Big Tables for this case: https://www.glideapps.com/big-tables
You keep most of the convenience and programmability of a spreadsheet, but you get Postgres scale and a first-class API (which includes atomic table swapping for updating large datasets). It also supports live updating of any views displaying that data.