# AdoNetGrainDirectoryOptions.DataSource

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.graindirectory.adonet/orleans.graindirectory.adonet.adonetgraindirectoryoptions/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.graindirectory.adonet/orleans.graindirectory.adonet.adonetgraindirectoryoptions/properties/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/AdoNet/Orleans.GrainDirectory.AdoNet/AdoNetGrainDirectoryOptions.cs)

```csharp
public DbDataSource? DataSource
```

Gets or sets the data source used to open database connections.