Hello, I’m working on a website where I registered 2 custom post types : artist and release. I’ve created a bi-directional post object field : related. I’ve also added custom columns for each post type.
Custom fields for the post type artist :
Custom fields for the post type release :
Artist admin page :
Release admin page :
I’ve managed to filter artists by the column “Origin”
Here is the code I used to filter the artists by origin :