PostgreSQL

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Whitelist IPs

If your database network-access policy requires whitelisting our IPs first, you can find them here: https://docs.polytomic.com/docs/whitelist-ips.

1. Create a user on your PostgreSQL database. You will supply this account's credentials to Polytomic. See the next section for required permissions and queries to execute.

2. In Polytomic, go to Connections → Add Connection → PostgreSQL.

3. Enter host and credential details:

4. Click Save.

Required PostgreSQL user permissions

Create a PostgreSQL user for Polytomic

These queries will create a user for Polytomic with access to your PostgreSQL:

CREATE USER polytomic_user WITH PASSWORD 'my_password';
GRANT CONNECT ON DATABASE my_database TO polytomic_user;
GRANT USAGE ON SCHEMA my_schema TO polytomic_user;

Read permissions

For reading from PostgreSQL, the Polytomic user (denoted with the polytomic_user placeholder below) requires the ability to read tables and the information schema:

GRANT SELECT ON ALL TABLES IN SCHEMA my_schema, information_schema TO polytomic_user;

Write permissions

If you would like Polytomic to also write to PostgreSQL, the below permissions should be granted.

Database permissions:

• CREATE
• TEMP

Schema permissions:

• CREATE

Table permissions:

• INSERT
• DELETE
• UPDATE
• ALTER
• TRUNCATE (to allow a user-initiated full-resync operation).

Connecting via SSH

Polytomic supports connecting to PostgreSQL via SSH. See Connecting via an SSH tunnel for more information.