I am using discourse to document the parts and pieces of a particular recent bill and would like to use the existing category & contents for said bill to provide the initial populating of a category focused on the repeal of that bill. So category A with contents → category B Any thoughts on a good …

Do you want to create just subcategories or also the topics? You can export a category… Maybe it’s here: Administrative Bulk Operations

Thanks for that! It is useful but to answer your question, no subcategories, just one categories’ contents into another, once and done. I am trying to avoid duplicating manually but as I work on the manual approach I am reminded the topic title can’t be reused so I need to append/modify the title an…

[image] philh: I am reminded the topic title can’t be reused You can change that in the site settings: Allow duplicate topic titles

yes i have to use this for those emails that repeat subject

I could not see a workable path using some mix of the rails queries suggested by @pfaffman but his subcategories prompt was very useful. I was reticent to Allow duplicate topic titles as @Moin suggested but turns out the result was not confusing, at least to me, as I feared it would be. So… catego…

duplicate topic titles are fine, i have hundreds of them. The purpose of me allowing duplicate titles is helpful when searching the database, perhaps it’s not for you? I’m more wary of duplicate category names/slugs

[image] Ethsim2: I’m more wary of duplicate category names/slugs Not doing that for certain :slight_smile:

i’m guilty of duplicate subcategory names in different names of parent category :sweat_smile:

That would make my little brain explode. I did not know cat and sub cats can have duplicate titles, maybe duplicates with different slugs I suppose.

I might be wrong because i haven’t tried two parent categories with same name, from a quick look at my hundreds of categories. I think the slug is designed to be legible to a human or search engine indexer, if relevant :wink:

Structure and duplication of category contents intra discourse and between discourse sites

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Moin July 27, 2025, 7:42am 4

You can change that in the site settings: Allow duplicate topic titles

Topic		Replies	Views
Could we check the duplicated topic title for the each category only? Support	6	1193	June 15, 2020
How can I duplicate a whole topic? Support	19	2062	September 4, 2025
Is it possible to set a topic under many categories? Feature	5	1255	May 19, 2022
Mirrored topic: same topic in two categories Feature	7	1226	March 14, 2023
Imported categories are not in parent category Support categories , spaces	4	122	December 5, 2025

Structure and duplication of category contents intra discourse and between discourse sites

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