Why was there no "Try Now Yourself " option written in SQL?

Question

SQL tools.

Answer 1

because there is no playground for sql

Answer 2

because that would require a database

Answer 3

a set contained database could be created that downloads and virtually mimiks a server as I am now viewing offline alternatives.

Answer 4

has anyone written an adaptive data base that can be initialized for any coding. this should be a linked adaptive runtime code.