Data Skew, a Gentle Introduction.

... just a little lopsided

Sometimes when then the cold rain is falling outside and leaves have long withered and fallen brown and dead from the trees, I look out the window on that cloudy and dreary day wondering if all things have changed since I first started my life in the Data World.

Maybe everything is doomed to grow old and decay, a new spring comes bringing forth bright green and exciting technologies, leaving the old wizened proverbs to die in ignominy, to be scorned by the throng of Data Engineering newcomers springing up from the eternal ground like grass.

One of those old teachings that I cut my teeth on, of which I nary hear a word spoken of, is the idea of “Data Skew.”