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change last sale price flagging

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Paul Trowbridge 2025-08-11 09:50:37 -04:00
parent c423116b9d
commit 310f1dc8f9
1 changed files with 38 additions and 26 deletions
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64
tables/lastpricedetail.pg.sql
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@ -1,5 +1,7 @@
REFRESH MATERIALIZED VIEW pricequote.lastpricedetail;
--DROP MATERIALIZED VIEW pricequote.lastpricedetail
CREATE MATERIALIZED VIEW pricequote.lastpricedetail AS
WITH base AS (
SELECT
@ -23,32 +25,41 @@ WITH base AS (
AND version IN ('Actual', 'Quotes')
),
ranked AS (
SELECT *,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY CASE WHEN version = 'Actual' THEN odate END DESC
) AS rn_mrs,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY CASE WHEN version = 'Quotes' THEN odate END DESC
) AS rn_mrq,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY CASE WHEN version = 'Actual' AND odate >= (CURRENT_DATE - INTERVAL '1 year') THEN qty END DESC
) AS rn_lvs,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY CASE WHEN version = 'Quotes' AND odate >= (CURRENT_DATE - INTERVAL '1 year') THEN qty END DESC
) AS rn_lvq,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup, dataseg, version
ORDER BY CASE WHEN version = 'Actual' THEN odate END DESC
) AS rn_dss,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup, dataseg, version
ORDER BY CASE WHEN version = 'Quotes' THEN odate END DESC
) AS rn_dsq
FROM base
SELECT b.*,
-- Most recent sale (Actuals first, newest date first)
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY (version = 'Actual') DESC,
odate DESC NULLS LAST
) AS rn_mrs,
-- Most recent quote (Quotes first, newest date first)
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY (version = 'Quotes') DESC,
odate DESC NULLS LAST
) AS rn_mrq,
-- Largest volume sale in last year (those inside window first)
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY (version = 'Actual' AND odate >= CURRENT_DATE - INTERVAL '1 year') DESC,
qty DESC NULLS LAST
) AS rn_lvs,
-- Largest volume quote in last year (those inside window first)
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup
ORDER BY (version = 'Quotes' AND odate >= CURRENT_DATE - INTERVAL '1 year') DESC,
qty DESC NULLS LAST
) AS rn_lvq,
-- Per dataseg/version: most recent (version fixed in partition, so just date)
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup, dataseg, version
ORDER BY odate DESC NULLS LAST
) AS rn_dss,
ROW_NUMBER() OVER (
PARTITION BY customer, partgroup, dataseg, version
ORDER BY odate DESC NULLS LAST
) AS rn_dsq
FROM base b
),
flagged AS (
SELECT *,
@ -62,6 +73,7 @@ flagged AS (
WHERE
rn_mrs = 1 OR rn_mrq = 1 OR rn_lvs = 1 OR rn_lvq = 1 OR rn_dss = 1 OR rn_dsq = 1
),
--SELECT * FROM flagged WHERE customer = 'HYBELS' AND partgroup = 'HZP3E100'
exploded_flags AS (
SELECT
customer, partgroup, dataseg, version, qty, price, odate, ordnum, quoten,