What is the best way to relate different custom post types?
I think a better approach for this would be to create a single nested (hierarchical) custom post type. For example, it can be series. Then a single series named sample-series as a top level post of series post type: site.com/series/sample-series/. Then seasons named season-one, season-two etc. can be children of sample-series, like: site.com/series/sample-series/season-one, site.com/series/sample-series/season-two. Similarly, … Read more