# AzureTableStreamCheckpointerOptions.PartitionKeyPrefix

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.configuration.azuretablestreamcheckpointeroptions/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.configuration.azuretablestreamcheckpointeroptions/properties/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/Azure/Orleans.Streaming.EventHubs/Providers/Streams/EventHub/EventHubCheckpointerOptions.cs)

```csharp
public string PartitionKeyPrefix
```

Gets or sets the prefix applied to checkpoint partition keys.