feat(dwh): add toucan connection procedure MTA-6557

Author: SamyOubouaziz

pages/data-warehouse/how-to/connect-bi-tools.mdx

@@ -161,4 +161,31 @@ Your user can now access the specified database using the credentials you just d
 
 Your Data Warehouse for ClickHouse® is now integrated into your PowerBI platform.
 
-Refer to the official [ClickHouse®](https://clickhouse.com/docs/integrations/powerbi) and [PowerBI](https://learn.microsoft.com/en-us/power-query/connectors/clickhouse) documentation portals for more information.
+Refer to the official [ClickHouse®](https://clickhouse.com/docs/integrations/powerbi) and [PowerBI](https://learn.microsoft.com/en-us/power-query/connectors/clickhouse) documentation portals for more information.
+
+## Toucan Toco
+
+Toucan Toco is a business intelligence platform that transforms raw data into actionable insights through customizable visualizations and dashboards. Toucan's ClickHouse® connector allows you to use your Data Warehouse for ClickHouse® deployment as a data source.
+
+1. Log in to your Toucan account.
+
+2. From the Toucan user interface, create a new app, or select the one you want to connect to Data Warehouse for ClickHouse®.
+
+3. From the **My datasources** tab of your **Datahub**, click **Add a connector**. A pop-up displays.
+
+4. Select the ClickHouse® from the list, then fill the fields with the following information:
+
+    | Field                                          | Value         | Description                                                                 |
+    | ---------------------------------------------- | ------------- | --------------------------------------------------------------------------- |
+    | Name (mandatory)                               |               | Use it to identify your connection                                          |
+    | Host (mandatory)                               |               | Could be an IP address or a hostname (e.g., localhost)                      |
+    | Port (mandatory)                               |               | An integer; by default, ClickHouse runs on port 9000                        |
+    | User (mandatory)                               |               | Your login user                                                             |
+    | Password (mandatory)                           |               | Your login password (this value will be stored as a secret)                 |
+    | SSL_connection (optional)                      |               | Allows enabling SSL-wrapped TCP connection                                  |
+    | Retry Policy (optional)                        |               | Enables configuring a retry policy if the connection is flaky               |
+    | Slow Queries' Cache Expiration Time (optional) |               | Slow queries' cache expiration time in seconds                              |
+
+5. Click **Test connection** to make sure Toucan can communicate with your deployment, then click **Save**.
+
+Your Data Warehouse for ClickHouse® is now connected to your Toucan app, and can be used as a data source.