[headmelted]

The project is end-of-life now so most of this is moot but to answer these queries:

1) SQL calls in a separate command-line application.

2) Git. It’s in a .NET Database project.

3) See 2.

4) Not overly to be honest - the organisation uses SQL procs pretty extensively as is, so this isn’t anything particularly new or out of the ordinary other than the validations are held in a different part of the stack.