whoever this author is you do not make much sense encyclopedic wikipedia is supposed to be and is the encyclopedia it is not a superficial encyclopedia to elementary school pupils you ideas about encyclopedic are really funny see for example other major technical scientific articles like calculus and general relativity do you suggest to make them shorter and remove there technical material that you may not understand by your criteria for encyclopedic both wikipedia and others like encyclopedia britannica with probably shrink by at least textbook this article is roughly k char long have you seen any database textbook i know a few and they are larger in orders of magnitude typically hundreds of pages long so what are you talking about