# StreamId Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.runtime.streamid/)

## FullKey {#fullkey-322710ac}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.runtime.streamid/properties/fullkey-322710ac/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/StreamId.cs#L31)

```csharp
public ReadOnlyMemory<byte> FullKey
```

Gets the full key.

### Value

The full key.

## Key {#key-36a7147f}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.runtime.streamid/properties/key-36a7147f/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/StreamId.cs#L43)

```csharp
public ReadOnlyMemory<byte> Key
```

Gets the key.

### Value

The key.

## Namespace {#namespace-a6d7e40f}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.runtime.streamid/properties/namespace-a6d7e40f/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/StreamId.cs#L37)

```csharp
public ReadOnlyMemory<byte> Namespace
```

Gets the namespace.

### Value

The namespace.