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Ensure that the location_id is never NULL in the stock and stock_log table (checked by an INSERT trigger, sets the products default location if empty)

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This commit is contained in:
Bernd Bestel 2019-11-04 19:00:16 +01:00 committed by Kurt Riddlesperger
parent 7e5824581c
commit 8c18a9eb1d
1 changed files with 17 additions and 1 deletions
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18
migrations/0095.sql
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@ -1,3 +1,19 @@
CREATE TRIGGER set_products_default_location_if_empty_stock AFTER INSERT ON stock
BEGIN
UPDATE stock
SET location_id = (SELECT location_id FROM products where id = product_id)
WHERE id = NEW.id
AND location_id IS NULL;
END;
CREATE TRIGGER set_products_default_location_if_empty_stock_log AFTER INSERT ON stock_log
BEGIN
UPDATE stock_log
SET location_id = (SELECT location_id FROM products where id = product_id)
WHERE id = NEW.id
AND location_id IS NULL;
END;
DROP VIEW stock_current_locations;
CREATE VIEW stock_current_locations AS
SELECT
@ -8,4 +24,4 @@ SELECT
FROM stock s
JOIN products p ON s.product_id = p.id
JOIN locations l on IFNULL(s.location_id, p.location_id) = l.id
GROUP BY s.product_id, IFNULL(s.location_id, p.location_id)
GROUP BY s.product_id, IFNULL(s.location_id, p.location_id);