Quote:
Originally Posted by BetterRed
If calibre uses SQLite2 and book.id is an INTEGER PRIMARY KEY then I think its maximum value is 2,147,483,647 = see https://www.sqlite.org/datatypes.html
A 2 billion book calibre library - nuh, not in all our lifetimes laid end to end 
BR |
Better safe than sorry. I've suffered the effects of that problem and I don't want to deal with it at any place.