Data Dungeon
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Section 2

The Salt Crypts

Brine-soaked tombs and tidal joins beneath the tide line.

Floors 6–10 · 14 chambers · 1930 XP

Floor 6

Brine Gallery

…
  1. Chamber 19Locked

    Salt Scripture

    Pattern-match the tablets

    LIKEORDER BY
    +95 XPPreview →
  2. Chamber 20Locked

    Tide Window

    Inclusive range filter

    BETWEENORDER BY
    +100 XPPreview →
  3. Chamber 21Locked

    Brine And

    Stack LIKE with BETWEEN

    LIKEBETWEENWHEREORDER BY
    +110 XPPreview →

Floor 7

Tide Measure

…
  1. Chamber 22Locked

    Brine Average

    AVG on a familiar GROUP BY

    AVGGROUP BY
    +115 XPPreview →
  2. Chamber 23Locked

    Depth Marks

    MIN and MAX together

    GROUP BY
    +120 XPPreview →
  3. Chamber 24Locked

    Salt Having

    Filter groups after AVG

    AVGHAVINGGROUP BY
    +130 XPPreview →

Floor 8

Undertow Archives

…
  1. Chamber 25Locked

    Reef Crossing

    Three-table join chain

    INNER JOIN
    +135 XPPreview →
  2. Chamber 26Locked

    Kelp Clause

    AND / OR pressure

    WHERE
    +140 XPPreview →
  3. Chamber 27Locked

    Brine Outer

    LEFT JOIN in the undertow

    LEFT JOIN
    +145 XPPreview →

Floor 9

Twin Currents

…
  1. Chamber 28Locked

    Mirror Tide

    Self-join mentors

    Self JOIN
    +150 XPPreview →
  2. Chamber 29Locked

    Drowned Absence

    NOT EXISTS

    EXISTS
    +155 XPPreview →
  3. Chamber 30Locked

    Twin Proof

    Self-join plus EXISTS

    Self JOINEXISTS
    +165 XPPreview →

Floor 10

Sovereign Shore

…
  1. Chamber 31Locked

    Foam Prelude

    Warmup before the Sovereign

    LIKEWHERE
    +170 XPPreview →
  2. Section Boss
    Chamber 32Locked

    Salt Sovereign

    Close the Salt Crypts

    BossEXISTSHAVINGGROUP BYINNER JOINORDER BY
    +200 XPPreview →