I'm not talking about plain SQL, I'm talking about the included procedural language that often ships with it[1] as an extension and which is much more DBMS spec

I'm not talking about plain SQL, I'm talking about the included procedural language that often ships with it[1] as an extension and which is much more DBMS specific. So, the question is, does your team know SQL/PSM, or PL/SQL, or PL/pgSQL, or some other variant, and how well. 1: https://en.wikipedia.org/wiki/SQL#Procedural_extensions https://en.wikipedia.org/wiki/SQL#Procedural_extensions