Create a PolarDB for PostgreSQL Data Source
This guide describes the connection, access, login, and encryption settings shown in the Alibaba Cloud PolarDB PostgreSQL creation form.
Before you begin
The server IP address of NineData has been added to the data source allowlist. The server IP address can be viewed by selecting the target region in Access Region on the Create Datasource page.

Make sure data source quota is available; otherwise, the data source cannot be added. Check the remaining quota in the NineData Console header.

Procedure
Sign in to the NineData console.
Go to Datasource > Datasource.
In the data source type selector at the top of the page, choose the Alibaba Cloud PolarDB PostgreSQL type that matches the target instance. If you select the wrong type, use the selector to choose again.
Configure the parameters shown in the current form:
- After configuring the parameters, use the connection-test control shown in the current console. Review its actual feedback, resolve any configuration issues, and submit the creation when ready.