You can add a connection to a Presto database using ThoughtSpot DataFlow.

Follow these steps:

1. Click Connections in the top navigation bar.

2. In the Connections interface, click Add connection in the top right corner.

3. In the Create Connection interface, select the Connection type.

4. After you select the Presto Connection type, the rest of the connection properties appear.

   • Connection name
     Name your connection.
   • Connection type
     Choose the Presto connection type.
   • Host
     Specify the hostname or the IP address of the Presto system
   • Port
     Specify the port associated with the Presto system
   • User name
     Specify the user id that will be used to connect to the Presto system. This user must have necessary privileges to access the data in the databases.
   • Authentication type
     Based on the security protocol you use to connect to the instance, select the authentication type and provide details.
   • SSL key store path
     Specify the trust store path, generated by the server
   • SSL key store password
     Specify the password for the key store. The client generates this while generating the key store file
   • Ldap password
     Provide LDAP password to connect.
   • Kerberos remote service name
     Hostname of the Kerberos server. Required to generate the krb.conf file
   • User principal
     To authenticate via a key-tab, you need the user principal associated with the key-tab. You can configure this when enabling Kerberos.
   • Kerberos config
     A Kerberos config explains the configuartion details used to connect to Kerberos authentication server.
   • User keytab
     To authenticate via a key-tab, you must have the supporting key-tab file that the Kerberos Admin generates.
   • Catalog name
     Specify the catalog file name
   • Schema name
     Specify the schema name of a database
   • JDBC options
     Specify the options associated with the JDBC URL.

   See Connection properties for details, defaults, and examples.

5. Click Create connection.