SQRL, aka Smyte Query and Rules Language, is a query language created in 2018 by Josh Yudaken and Pete Hunt and Julian Tempelsman and Paul Mou and Yunjing Xu and David Newman.
git clone https://github.com/sqrl-lang/sqrl
|#1747on PLDB||5Years Old|
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SQRL was the language designed by Smyte, and later acquired by Twitter in 2018. It is a safe, stateful language for event streams, designed to make it easy to enforce anti-abuse rules.
LET Username := input(); LET Message := concat("Hello, ", Username, "!"); EOF