PostgreSQL in WHM

Our documentation page here has the steps you need to take in order to install PostgreSQL on the machine: https://documentation.cpanel.net/display/CKB/Install+or+Update+PostgreSQL+on+Your+cPanel+Server#InstallorUpdatePostgreSQLonYourcPanelServer-InstallorupgradeandconfigurePostgreSQL

This can be run in unison with MySQL for any PHP applications hosted on the server.