I know this stuff. But in the interview I freeze. Kit I built for this. I built a Postgres interview kit around this gap 31 questions from real loops, each with the weak answer that eliminates ...
During my first job as a dedicated Postgres DBA, we had a database that was about to exhaust the 200GB disk in an old BSD box with no spare drive trays. This was Postgres 8.0, and back then, VACUUM ...