---
title: "Sitecore Cortex Processing Table Storage service"
slug: "sitecore-cortex-processing-table-storage-service"
abstract: "Overview of Sitecore Cortex Processing Table Storage supported infrastructure, references, and scaling."
---
# Sitecore Cortex Processing Table Storage service

The Sitecore Cortex™ Processing Table Storage service is used to access data such as data projection results in blob storage.

> [!note]
> In the default XP Scaled topology, the Sitecore Cortex Processing Table Storage and Sitecore Cortex Processing Blob Storage services are combined into a single service.

<details>
<summary><h2>Supported infrastructure</h2></summary>

You can host the Sitecore Cortex Processing Table Storage service on:

- IIS
- [Azure App Service](https://azure.microsoft.com/en-us/services/app-service/)

Refer to the [Sitecore compatibility table](https://kb.sitecore.net/articles/087164) for compatible versions.

</details>

<details>
<summary><h2>Reference structure</h2></summary>

The Sitecore Cortex Processing Table Storage service has its place in the Sitecore reference structure. It can be referenced by other roles, and it can also reference other roles.

![Illustration showing the Sitecore Cortex™ Processing Table Storage service's place in the Sitecore reference structure.](https://doc.sitecore.com/api/markdown-image/xp/en/developers/100/platform-administration-and-architecture/images/table-storage.PNG)

### Referenced by

The Sitecore Cortex Processing Table Storage service is referenced by:

- The Microsoft Machine Learning Server integration. Connection strings are stored in the Sitecore Cortex Processing Engine service connection strings file but are not used directly by the Sitecore Cortex Processing Engine service. These connection strings are injected into R sessions and are used by R functions for managing tables and blobs.

### References

The Sitecore Cortex Processing Table Storage service references the following roles:

#### Storage roles

| Role name | Connection string name | Port | Type | Notes |
| --- | --- | --- | --- | --- |
| Sitecore Cortex Processing Storage | `processing.engine.storage` | 1443 | SQL |  |

</details>