Data Dungeon
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Chamber 25 · Undertow Archives

Reef Crossing

Three-table join chain

INNER JOIN+135 XP
Locked

Clear the previous chamber to unlock this one. You can still preview the briefing.

Briefing

INNER JOIN is familiar. Chain three tables — divers to routes to relics — and sort the ledger.

Objective

Return diver name as diver, route title, and relic name as relic, ordered by diver then relic.

Hint

INNER JOIN routes, then relics. Alias both name columns.

Chamber schema

divers3 cols

Salt crypt divers

idnamerank
routes3 cols

Swim routes assigned to divers

idtitlediver_id
relics3 cols

Relics found on a route

idnameroute_id
chamber_25.sql

Results appear here after you run a query. Correct rows alone are not enough — the Warden must seal your loot.

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