[travem]

SQL also turns 50[1] today, I think that it has much wider active usage today than many of its contemporaries.

[1] Archive of "SEQUEL: A STRUCTURED ENGLISH QUERY LANGUAGE" https://web.archive.org/web/20070926212100/http://www.almade...

[refset]

It's great how the very first SQL query in that paper is still completely valid and runs on countless implementations:

> SELECT NAME FROM EMP WHERE DEPT = 'TOY'