What is “postgis” Package?

Adds support for geographic objects to PostgreSQL
For more details: https://postgis.net/

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install postgis.

  brew install postgis

Now, use postgis!