# LibTmux.Query.QueryRelationCardinality

- **Module:** LibTmux.Query
- **Package:** LibTmux
- **Language:** C#
- **Kind:** enum
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux/Query/QueryFieldCatalog.cs#L559
- **Page:** https://libtmux.org/en/csharp/latest/reference/libtmux-query-queryrelationcardinality/

Names whether a captured query relation has one child or a collection.

## Members

### Other members

- `Many` (constant): A captured collection relation.
- `One` (constant): A captured to-one relation.