{
 "description": "Hand-written reference model for the synthetic company. Written for this example by the same author as the page; it is a comparison point, not an independent standard.",
 "tables": {
  "dim_product":            {"kind":"dimension","grain":["sku"],"key":["sku"],"columns":["sku","product_name","brand_name","category"]},
  "dim_region":             {"kind":"dimension","grain":["region_id"],"key":["region_id"],"columns":["region_id","region_name"]},
  "dim_month":              {"kind":"dimension","grain":["month"],"key":["month"],"columns":["month","year","quarter"]},
  "dim_promo":              {"kind":"dimension","grain":["promo_id"],"key":["promo_id"],"columns":["promo_id","promo_type","discount_pct","start_month","end_month"]},
  "bridge_promo_coverage":  {"kind":"bridge","grain":["promo_id","month","region_id","sku"],"key":["promo_id","month","region_id","sku"],"columns":["promo_id","month","region_id","sku"]},
  "fact_sales_monthly":     {"kind":"fact","grain":["month","region_id","sku"],"key":["month","region_id","sku"],"columns":["month","region_id","sku","gross_sales","discounts","net_sales","cogs","gross_profit","shipments_cases","depletions_cases"],"measures":["gross_sales","discounts","net_sales","cogs","gross_profit","shipments_cases","depletions_cases"]},
  "fact_inventory_monthly": {"kind":"fact","grain":["month","region_id","sku"],"key":["month","region_id","sku"],"columns":["month","region_id","sku","inventory_cases"],"measures":["inventory_cases"]}
 }
}