# Oracle {: #oracle }

There are two data connection types for Oracle Database: Service Name and SID. Use the appropriate parameters for the connection path you use to connect to Oracle Database.

## Supported authentication {: #supported-authentication }

- Username/password for both Service Name and SID

## Prerequisites {: #prerequisites }

The following is required before connecting to Oracle in DataRobot:

- Oracle Database account

## Required parameters {: #required-parameters }

### Service Name {: #service-name}

The table below lists the minimum required fields to establish a connection with Oracle (Service Name):

Required field | Description | Documentation
--------------- | ---------- |  -----------
`address`       | The connection URL that supplies connection information for Oracle.   |  [Oracle documentation](https://docs.oracle.com/cd/E11882_01/appdev.112/e12137/getconn.htm#TDPJD129){ target=_blank }
`serviceName`  | Specifies name used to connect to an instance.  | [Oracle documentation](https://docs.oracle.com/cd/B19306_01/server.102/b14237/initparams188.htm#REFRN10194){ target=_blank }

### SID {: #sid}

The table below lists the minimum required fields to establish a connection with Oracle (SID):

Required field | Description |  Documentation
--------------- | ---------- |  -----------
`address`       | The connection URL that supplies connection information for Oracle.<br><br>**Example:**   |  Oracle   |  [Oracle documentation](https://docs.oracle.com/cd/E11882_01/appdev.112/e12137/getconn.htm#TDPJD129){ target=_blank }
`SID`  | A unique identifier for your database.  |  [Oracle documentation](https://docs.oracle.com/cd/E11882_01/appdev.112/e12137/getconn.htm#TDPJD129){ target=_blank }
`port`  | A unique identifier for your database.  | [Oracle documentation](https://docs.oracle.com/cd/E11882_01/appdev.112/e12137/getconn.htm#TDPJD129){ target=_blank }

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