How to calculate square root in sqlite

Question

I need to calculate an euclidean distance in a sqlite database.

Does anyone know how to calculate square roots in sqlite beside writing and loading a dynamic library for

Answer 1

Well, I have a semi-answer.

Yes it involves a 3rd party, but you don't have to write it yourself : did you check the last extension on this page ?

It includes several math functions, and amongst them is sqrt().