PostgreSQL Version Upgrades: pg_upgrade (Link Mode vs. Copy) Quiz Home › PostgreSQL DBA › PostgreSQL Version Upgrades: pg_upgrade (Link Mode vs. Copy) 🔧 Postgres Database Administration – PostgreSQL Version Upgrades: pg_upgrade (Link Mode vs. Copy) 20 questions · 15 min timer · Explanations included · Free 1. What is a common mistake when configuring pg_upgrade for link mode? Not setting the correct file permissions. Using symbolic links instead of hard links. Forgetting to initialize the new cluster. Running pg_upgrade as a non-superuser. None 1 out of 20 2. What is a potential risk of using link mode in pg_upgrade? Data corruption in the new cluster. Increased upgrade time. Inability to revert to the old cluster. Loss of database logs. None 2 out of 20 Loading questions... 3 out of 20 Loading questions... 4 out of 20 Loading questions... 5 out of 20 Loading questions... 6 out of 20 Loading questions... 7 out of 20 Loading questions... 8 out of 20 Loading questions... 9 out of 20 Loading questions... 10 out of 20 Loading questions... 11 out of 20 Loading questions... 12 out of 20 Loading questions... 13 out of 20 Loading questions... 14 out of 20 Loading questions... 15 out of 20 Loading questions... 16 out of 20 Loading questions... 17 out of 20 Loading questions... 18 out of 20 Loading questions... 19 out of 20 Loading questions... 20 out of 20 Click Submit to see your final score! Previous Start Quiz Next Time's upTime is Up!