# kdb+ {: #kdb }

## Supported authentication {: #supported-authentication }

- Username/password

## Prerequisites {: #prerequisites }

The following is required before connecting to kdb+ in DataRobot:

- kdb+ account

## Required parameters {: #required-parameters }

The table below lists the minimum required fields to establish a connection with kdb+:

Required field | Description |  Documentation
--------------- | ---------- |  -----------
`address`       | The connection URL used to connect to kdb+.<br><br>**Example:**<br> `jdbc-cert-kdb+.cqz9ezythbf4.us-east-1.rds.amazonaws.com:3306`  |   [kx documentation](https://code.kx.com/q/interfaces/jdbc-client-for-kdb/){ target=_blank }

{% include 'includes/data-conn-trouble.md' %}
