Paging in SQL with LIMIT/OFFSET sometimes results in duplicates on different pages

Question

I\'m developing an online gallery with voting and have a separate table for pictures and votes (for every vote I\'m storing the ID of the picture and the ID of the voter). The t

Answer 1

The simples explanation is that you had some data added or some votes occured when you was looking at different pages.

I am sure if you would sorte by ID or creation_date this issue would go away.

I.e. there is no issue with your code