I am afraid, i just want to know in **catalog_product_entity_int** table they use `row_id` instead of `entity_id`. and also other table use `row_id`

I don't understand difference why they use `row_id` instead of `entity_id`, what is the reason behind this change this field?

Check below screen-shoot

[![enter image description here][1]][1] 

Any help would be Appreciated! Thanks.


  [1]: https://i.sstatic.net/5UtdD.png