K
$category = Category::where('slug', $slug)
->firstOrFail();
$posts = $category->posts()->paginate(7);
->firstOrFail();
$posts = $category->posts()->paginate(7);
select count(*) as aggregate from `posts` where `posts`.`category_id` = 106 and `posts`.`category_id` is not nullчто он выдает is not null
