# DynamoDBGrainStorageServiceCollectionExtensions Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.persistence.dynamodb/orleans.hosting.dynamodbgrainstorageservicecollectionextensions/)

## AddDynamoDBGrainStorage(IServiceCollection, string, Action<DynamoDBStorageOptions>) {#adddynamodbgrainstorage-this-microsoft-extensions-dependencyinjection-iserviceco-9cc18d08}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.dynamodb/orleans.hosting.dynamodbgrainstorageservicecollectionextensions/methods/adddynamodbgrainstorage-this-microsoft-extensions-dependencyinjection-iserviceco-9cc18d08/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AWS/Orleans.Persistence.DynamoDB/Hosting/DynamoDBGrainStorageServiceCollectionExtensions.cs)

```csharp
public static IServiceCollection AddDynamoDBGrainStorage(this IServiceCollection services, string name, Action<DynamoDBStorageOptions> configureOptions)
```

Configure silo to use AWS DynamoDB storage for grain storage.

### Parameters

- `services` (`IServiceCollection`)
- `name` (`string`)
- `configureOptions` (`Action<DynamoDBStorageOptions>`)

## AddDynamoDBGrainStorage(IServiceCollection, string, Action&lt;OptionsBuilder&lt;DynamoDBStorageOptions&gt;&gt;) {#adddynamodbgrainstorage-this-microsoft-extensions-dependencyinjection-iserviceco-1126c32b}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.dynamodb/orleans.hosting.dynamodbgrainstorageservicecollectionextensions/methods/adddynamodbgrainstorage-this-microsoft-extensions-dependencyinjection-iserviceco-1126c32b/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AWS/Orleans.Persistence.DynamoDB/Hosting/DynamoDBGrainStorageServiceCollectionExtensions.cs)

```csharp
public static IServiceCollection AddDynamoDBGrainStorage(this IServiceCollection services, string name, Action<OptionsBuilder<DynamoDBStorageOptions>> configureOptions = null)
```

Configure silo to use AWS DynamoDB storage for grain storage.

### Parameters

- `services` (`IServiceCollection`)
- `name` (`string`)
- `configureOptions` (`Action<OptionsBuilder<DynamoDBStorageOptions>>`)

## AddDynamoDBGrainStorageAsDefault(IServiceCollection, Action&lt;DynamoDBStorageOptions&gt;) {#adddynamodbgrainstorageasdefault-this-microsoft-extensions-dependencyinjection-i-c786fe73}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.dynamodb/orleans.hosting.dynamodbgrainstorageservicecollectionextensions/methods/adddynamodbgrainstorageasdefault-this-microsoft-extensions-dependencyinjection-i-c786fe73/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AWS/Orleans.Persistence.DynamoDB/Hosting/DynamoDBGrainStorageServiceCollectionExtensions.cs)

```csharp
public static IServiceCollection AddDynamoDBGrainStorageAsDefault(this IServiceCollection services, Action<DynamoDBStorageOptions> configureOptions)
```

Configure silo to use AWS DynamoDB storage as the default grain storage.

### Parameters

- `services` (`IServiceCollection`)
- `configureOptions` (`Action<DynamoDBStorageOptions>`)

## AddDynamoDBGrainStorageAsDefault(IServiceCollection, Action&lt;OptionsBuilder&lt;DynamoDBStorageOptions&gt;&gt;) {#adddynamodbgrainstorageasdefault-this-microsoft-extensions-dependencyinjection-i-9958c126}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.dynamodb/orleans.hosting.dynamodbgrainstorageservicecollectionextensions/methods/adddynamodbgrainstorageasdefault-this-microsoft-extensions-dependencyinjection-i-9958c126/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AWS/Orleans.Persistence.DynamoDB/Hosting/DynamoDBGrainStorageServiceCollectionExtensions.cs)

```csharp
public static IServiceCollection AddDynamoDBGrainStorageAsDefault(this IServiceCollection services, Action<OptionsBuilder<DynamoDBStorageOptions>> configureOptions = null)
```

Configure silo to use AWS DynamoDB storage as the default grain storage.

### Parameters

- `services` (`IServiceCollection`)
- `configureOptions` (`Action<OptionsBuilder<DynamoDBStorageOptions>>`)