Merge pull request #228918 from davidmrdavid/dajusto/update-df-backends-for-csharp-isolated

Mention DF backend packages for C#-isolated in storage provider docs

Author: prmerger-automator[bot]

articles/azure-functions/durable/durable-functions-storage-providers.md

@@ -109,7 +109,9 @@ Additional properties may be set to customize the connection. See [Common proper
 
 ### Configuring the Netherite storage provider
 
-To use the Netherite storage provider, you must first add a reference to the [Microsoft.Azure.DurableTask.Netherite.AzureFunctions](https://www.nuget.org/packages/Microsoft.Azure.DurableTask.Netherite.AzureFunctions) NuGet package in your **csproj** file (.NET apps) or your **extensions.proj** file (JavaScript, Python, and PowerShell apps).
+Enabling the Netherite storage provider requires a configuration change in your `host.json`. For C# users, it also requires an additional installation step.
+
+#### `host.json` Configuration
 
 The following host.json example shows the minimum configuration required to enable the Netherite storage provider.
 
@@ -130,9 +132,22 @@ The following host.json example shows the minimum configuration required to enab
 
 For more detailed setup instructions, see the [Netherite getting started documentation](https://microsoft.github.io/durabletask-netherite/#/?id=getting-started).
 
+#### Install the Netherite extension (.NET only)
+
+> [!NOTE]
+> If your app uses [Extension Bundles](../functions-bindings-register.md#extension-bundles), you should ignore this section as Extension Bundles removes the need for manual Extension management.
+
+You'll need to install the latest version of the Netherite Extension on NuGet. This usually means including a reference to it in your `.csproj` file and building the project.
+
+The Extension package to install depends on the .NET worker you are using:
+- For the _in-process_ .NET worker, install [`Microsoft.Azure.DurableTask.Netherite.AzureFunctions`](https://www.nuget.org/packages/Microsoft.Azure.DurableTask.Netherite.AzureFunctions).
+- For the _isolated_ .NET worker, install [`Microsoft.Azure.Functions.Worker.Extensions.DurableTask.Netherite`](https://www.nuget.org/packages/Microsoft.Azure.Functions.Worker.Extensions.DurableTask.Netherite).
+
 ### Configuring the MSSQL storage provider
 
-To use the MSSQL storage provider, you must first add a reference to the [Microsoft.DurableTask.SqlServer.AzureFunctions](https://www.nuget.org/packages/Microsoft.DurableTask.SqlServer.AzureFunctions) NuGet package in your **csproj** file (.NET apps) or your **extensions.proj** file (JavaScript, Python, and PowerShell apps).
+Enabling the MSSQL storage provider requires a configuration change in your `host.json`. For C# users, it also requires an additional installation step.
+
+#### `host.json` Configuration
 
 The following example shows the minimum configuration required to enable the MSSQL storage provider.
 
@@ -152,6 +167,17 @@ The following example shows the minimum configuration required to enable the MSS
 
 For more detailed setup instructions, see the [MSSQL provider's getting started documentation](https://microsoft.github.io/durabletask-mssql/#/quickstart).
 
+#### Install the Durable Task MSSQL extension (.NET only)
+
+> [!NOTE]
+> If your app uses [Extension Bundles](../functions-bindings-register.md#extension-bundles), you should ignore this section as Extension Bundles removes the need for manual Extension management.
+
+You'll need to install the latest version of the MSSQL storage provider Extension on NuGet. This usually means including a reference to it in your `.csproj` file and building the project.
+
+The Extension package to install depends on the .NET worker you are using:
+- For the _in-process_ .NET worker, install [`Microsoft.DurableTask.SqlServer.AzureFunctions`](https://www.nuget.org/packages/Microsoft.DurableTask.SqlServer.AzureFunctions).
+- For the _isolated_ .NET worker, install [`Microsoft.Azure.Functions.Worker.Extensions.DurableTask.SqlServer`](https://www.nuget.org/packages/Microsoft.Azure.Functions.Worker.Extensions.DurableTask.SqlServer).
+
 ## Comparing storage providers
 
 There are many significant tradeoffs between the various supported storage providers. The following table can be used to help you understand these tradeoffs and decide which storage provider is best for your needs.