# setCatalogColumnAsPrimary

> Mutation in domain **Catalogs**

- HTML: [setCatalogColumnAsPrimary.html](setCatalogColumnAsPrimary.html)
- Raw SDL: [setCatalogColumnAsPrimary.sdl](setCatalogColumnAsPrimary.sdl)
- Covered by: [llms.txt](../llms.txt)

Sets a `CatalogColumn` as the primary key column for its `Catalog`.

Status: _(beta)_

## Returns

`SetCatalogColumnAsPrimary`

## Arguments

- `input`: `SetCatalogColumnAsPrimaryInput!` _(beta)_ — `SetCatalogColumnAsPrimaryInputType` input argument.

## Example

```graphql
mutation SetCatalogColumnAsPrimary {
  setCatalogColumnAsPrimary(
    input: {
      id: "…"
    }
  ) {
    __typename
    column {
      __typename
      name
      id
      position
    }
  }
}
```

Raw: [`setCatalogColumnAsPrimary.example.sdl`](setCatalogColumnAsPrimary.example.sdl)