comments on iterations

offline/last_price.sql

@@ -1,5 +1,6 @@
 --BEGIN;
 WITH 
+------------------goal price increases---------------------
 incr AS (
     SELECT * FROM (VALUES
         ('110','PP','B',0.25),
@@ -66,6 +67,7 @@ incr AS (
         ('610','','W',0.02)
     ) x(MAJG,ASSC,COLTIER,RATE)
 )
+------------carve out pricing baseline data--------------------
 ,p AS (
     SELECT
          o.part
@@ -121,6 +123,7 @@ incr AS (
         ,o.shipgrp
         ,o.odate DESC
 )
+------------build global py asp------------------
 ,baseline AS (
     SELECT
         product
@@ -136,6 +139,7 @@ incr AS (
         ,assc
         ,chgrp
 )
+----------pivot the pricing out into columns per customer/product--------
 ,pivot AS (
 SELECT 
      p.product
@@ -191,6 +195,7 @@ GROUP BY
     ,bl.py_gasp
     ,i.rate
 )
+----------------create the new price-----------------
 ,adj AS (
 SELECT 
      p.product
@@ -220,6 +225,7 @@ SELECT
 FROM 
     pivot p
 )
+--------------create a log entry--------------------
 ,log AS (
     --INSERT INTO 
     --    rlarp.osm_log(doc) 
@@ -231,6 +237,7 @@ FROM
         }$$::jsonb doc 
     --RETURNING *
 )
+-------------build the iteration rows----------------
 ,ins AS (
 SELECT
      o.fspr
@@ -305,6 +312,7 @@ WHERE
     ---only apply to 2022 orders----
     AND o.order_date >= '2021-06-01'
 )
+-----------aggregate the impact------------
 SELECT
     order_season
     ,sum(value_usd) val_usd