Add an access node for Google Cloud SQL for PostgreSQL.
From the navigation pane, go to Manage > Servers.
The Servers page appears.
In the upper-right area of the page, click Add server.
The Install Software dialog box appears.
Select one of the following installation methods:
To install software on the computer, click Select this method to install software packages on your computer, and then enter the following information:
In the Host name box, type the host name.
In the User name and Password boxes, type the credentials for the server.
Next to OS Type, click the operating system that is installed on the server.
From the Select package(s) list, select PostgreSQL and Virtual Server to install on the server, and then click OK.
To enter the installation location, in the Installation location box, enter the path.
To reboot the servers in the server group after the installation, move the Reboot if required toggle key to the right.
To complete an installation when the software is already installed on the server, click Select this method to complete the installation if the software packages are already installed on your computer, and then in the Host name box, enter the host name.