BTW I wonder what you mean by "accumulated stats" ... Regarding your senior engineers - maybe they're competent, maybe not. But most importantly, the experien

BTW I wonder what you mean by "accumulated stats" ... Regarding your senior engineers - maybe they're competent, maybe not. But most importantly, the experience from one database is often difficult to transfer to a different database. For example I often work with people coming from the Oracle world, and they often apply things that work on Oracle but fail on PostgreSQL. And don't use the advanced cool stuff in PostgreSQL.