Audit first — migrate what matters, retire the rest

illustrative
Redshift
Snowflake
ds_01
ds_02
ds_03
ds_04
ds_05
ds_06
ds_07
ds_08
ds_09
ds_10
ds_11
ds_12
12 datasets audited by real field-level usage 8 migrated, verified parity · 4 dead, retired