# Redshift

Add your Redshift warehouse as an external catalog in Altertable to query and analyze it alongside your other data sources.

To add a new Redshift external catalog:

1. Navigate to the **Catalogs** section in the dashboard

2. Click **New catalog**

3. Select **Redshift** as the engine

4. Fill in the connection details:

   - **Host**: The hostname or IP address of your Redshift server
   - **Port**: The port number (default: 5439)
   - **Database**: The name of the database to connect to
   - **Schema** (optional): The name of the schema to connect to
   - **Username**: Your Redshift username
   - **Password**: Your Redshift password

5. Click **Save**

![New Redshift connection form](/screenshots/components-connectionform--redshift-empty.png)

*New Redshift connection form*

Once added, you can start querying your Redshift data through Altertable's SQL engine.