Haskell Functions with

External Services API

External Service API is the most underdocumented Tableau API

WTF is External API?

Call R, Python or Web Service as Tableau Calculation

Why Haskell?

R is meh.
Python is boring.

But..
Haskell is cool.

And Secure.

Prime numbers

Fibonacci

https://wiki.haskell.org/The_Fibonacci_sequence

https://wiki.haskell.org/Prime_numbers

Demo

https://github.com/tfoldi/tc19-haskell-ext

Mapbox in

Tableau Prep