📥
Tool 1
Loading auxiliary data
📂
Load any measure by name
load_aux_data("gdp")
load_aux_data("cpi")
🏷
Release-scoped by default
YYYYMMDD_PROD
YYYYMMDD_TEST
🔗
Loads with provenance intact
pk attached
SHA attached
🕰
Access any historical version
version=-1
version=-2
🔬
Tool 3
Comparison tools
📊
Across releases
20260202_PROD vs 20241001_PROD
gdp
~18 values changed
pfw
+4 rows added
cpi
~3 reporting levels differ
ppp
— unchanged
pop
-1 row removed
🔍
Within a release — vintage
latest vs version -1
confirms reproducibility
run at 16:45
vs run at 14:02
gdp
+2 rows added
cpi
— unchanged ✓
ppp
— unchanged ✓
🔑
Primary-key anchored
diff_values
diff_rows
change_type: added / removed