New features often come handy if you have a very specific need and usually you don't really need them at all and you can stick to common-SQL features. You often

New features often come handy if you have a very specific need and usually you don't really need them at all and you can stick to common-SQL features. You often discover them when you search online looking for some blogs and stackoverflow threads, and then someone mentioned "you can get this done using XYZ in psql", and then you start reading what's that about.