What does PGDG mean, in the Postgres YUM repositories?

yum-pgdg Cookbook pgdg pgdg #その上でインストールしたいバージョン番号を明記しインストール apt install postgresql-16 postgresql-contrib pgdg The file was like this deb pubreposapt focal-pgdg main # deb

pgdg slot The file was like this deb pubreposapt focal-pgdg main # deb