[HALTED] BrainTrust Investment Lab

One source per sheet; every step CERTIFIED or OWED by BrainTrust Staff, matched against the book’s page.

steps certified

9 of 9

step order · dimensions first, always ✓ CERTIFIED · p.476

step lookup · every natural key resolves -- at the right VERSION ✓ CERTIFIED · p.476

step ri_failures · the failures are fed back, never dropped ✓ CERTIFIED · p.476

step collisions · the duplicate row decision ✓ CERTIFIED · p.477

step no_natural_keys · the fact row keeps only surrogates ✓ CERTIFIED · p.477

step worksheet · the SS14 walk worksheet exists ✓ CERTIFIED · p.[house] station standard

step measured · the pipeline, measured -- and the silent-omission query RUN ✓ CERTIFIED · p.[house] near p.476

step tables · the target's tables measured ✓ CERTIFIED · p.[house]

step step9 · step9 ✓ CERTIFIED

fact_price — the SS14 walk