# DuplicateCatalogColumn > Type in domain **Catalogs** - HTML: [DuplicateCatalogColumn.html](DuplicateCatalogColumn.html) - Raw SDL: [DuplicateCatalogColumn.sdl](DuplicateCatalogColumn.sdl) - Covered by: [llms.txt](../llms.txt) ## Fields - `column`: `CatalogColumn!` _(beta)_ — The `CatalogColumn` that was just duplicated.