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PUZZLE 001
The erased blackboard
Module 1 · SELECT+50 XP
Professor Owl
Someone erased the exam formula.
Professor Owl left the final exam formula on the blackboard in the Great Hall. When he came back at 10:00, someone had erased it. The visitor log records who entered each room that morning.
Goal
Show the columns name, room and entry_time for all visits.
Key facts
- The blackboard was in the Great Hall
- The log is in the visits table
⏳ Preparing data…
What the database returns
Run your query and the rows will appear here.
🎯 You solve it when your query returns exactly what the goal asks for.