How i can display all category group name?

Question

I want to display category group name in detail page of articles is it possible and how i can do this ?

Answer 1

You can write simple SQL for it:

{exp:query sql="SELECT group_id, group_name FROM exp_category_groups WHERE site_id='1'"}
    <p>
        Category Group ID: {group_id}
        Category Group Name: {group_name}
    </p>
{/exp:query}