# IStreamNamespacePredicate Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.istreamnamespacepredicate/)

## PredicatePattern {#predicatepattern-a739edb3}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.istreamnamespacepredicate/properties/predicatepattern-a739edb3/)

```csharp
public abstract string PredicatePattern
```

Gets a pattern to describe this predicate. This value is passed to instances of [IStreamNamespacePredicateProvider](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.istreamnamespacepredicateprovider/) to recreate this predicate.