# PostgreSQL
URL: https://docs.datarobot.com/en/docs/reference/data-ref/data-sources/dc-postgresql.html

# PostgreSQL

## Supported authentication

- Username/password

## Prerequisites

The following is required before connecting to PostgreSQL in DataRobot:

- PostgreSQL account

## Required parameters

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

| Required field | Description | Documentation |
| --- | --- | --- |
| address | The server's address used to connect to PostgreSQL. | PostgreSQL documentation |

## Troubleshooting

| Problem | Solution | Instructions |
| --- | --- | --- |
| When attempting to execute an operation in DataRobot, the firewall requests that you clear the IP address each time. | Add all allowed IPs for DataRobot. | See Allowed source IP addresses. If you've already added the allowed IPs, check the existing IPs for completeness. |

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