# AdoNetGrainStorageOptions Fields

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.persistence.adonet/orleans.configuration.adonetgrainstorageoptions/)

## DEFAULT_ADONET_INVARIANT {#default-adonet-invariant-d3f66155}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.adonet/orleans.configuration.adonetgrainstorageoptions/fields/default-adonet-invariant-d3f66155/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AdoNet/Orleans.Persistence.AdoNet/Options/AdoNetGrainStorageOptions.cs)

```csharp
public const string DEFAULT_ADONET_INVARIANT
```

The default ADO.NET invariant used for storage if none is given.

## DEFAULT_INIT_STAGE {#default-init-stage-63f7bd4e}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.adonet/orleans.configuration.adonetgrainstorageoptions/fields/default-init-stage-63f7bd4e/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AdoNet/Orleans.Persistence.AdoNet/Options/AdoNetGrainStorageOptions.cs)

```csharp
public const int DEFAULT_INIT_STAGE
```

Default init stage in silo lifecycle.