pivot_forecast/routes/scale/gen_scale.sql

99 lines
2.4 KiB
SQL

DO
$func$
DECLARE
_clist text;
_clist_vol text;
_clist_inc text;
_ytdbody text;
_order_date text;
_ship_date text;
_order_status text;
_actpy text;
_sql text;
_baseline text;
_date_funcs jsonb;
_perd_joins text;
_interval interval;
_units_col text;
_value_col text;
BEGIN
-----------------populate application variables--------------------------------------------
SELECT (SELECT cname FROM fc.target_meta WHERE appcol = 'order_date') INTO _order_date;
SELECT (SELECT cname FROM fc.target_meta WHERE appcol = 'ship_date') INTO _ship_date;
SELECT (SELECT cname FROM fc.target_meta WHERE appcol = 'order_status') INTO _order_status;
SELECT (SELECT cname FROM fc.target_meta WHERE appcol = 'units') INTO _units_col;
SELECT (SELECT cname FROM fc.target_meta WHERE appcol = 'value') INTO _value_col;
-------------------------all columns ------------------------------------------------------
SELECT
string_agg('o.'||format('%I',cname),E'\n ,' ORDER BY opos ASC)
INTO
_clist
FROM
fc.target_meta
WHERE
func NOT IN ('version');
-------------------------all columns except scale-------------------------------------------
SELECT
string_agg(
--create the column reference
'o.'||format('%I',cname)||
CASE WHEN appcol IN ('units', 'value', 'cost') THEN ' * vscale.factor' ELSE '' END,
--delimiter
E'\n ,'
--sort column ordinal
ORDER BY opos ASC
)
INTO
_clist_vol
FROM
fc.target_meta
WHERE
func NOT IN ('version');
SELECT
---------$$app_req$$ will hold the request body--------------------
$$WITH
req AS (SELECT $$||'$$app_req$$::jsonb)'||$$
-----this block is supposed to test for new products that might not be in baseline etc-------
test AS (
SELECT
sum(app_units) FILTER WHERE (version <> 'ACTUALS') total
,sum(app_units) FILTER (WHERE iter = 'baseline') base
FROM
fc.live
WHERE
app_where
)
,basemix AS (
SELECT
$$||_clist||$$
WHERE
app_scenario
),
vscale AS (
SELECT
app_vincr AS target_increment
,sum($$||_units_col||') AS units'||$$
,app_vincr/sum($$||_units_col||$$) factor
)
,volume AS (
SELECT
$$||_clist_vol||$$
FROM
baseline
CROSS JOIN vscale
)$$
INTO
_sql;
RAISE NOTICE '%', _sql;
INSERT INTO fc.sql SELECT 'scale', _sql ON CONFLICT ON CONSTRAINT sql_pkey DO UPDATE SET t = EXCLUDED.t;
END
$func$;
---SELECT * FROM fc.sql;