Files
demo_partsERP/static/PostgreSQL/310.0_tri_Shop_Region.sql

60 lines
1.6 KiB
PL/PgSQL

-- Shop Delivery Region
CREATE OR REPLACE FUNCTION before_insert_Shop_Region()
RETURNS TRIGGER AS $$
BEGIN
NEW.created_on = CURRENT_TIMESTAMP;
NEW.created_by = CURRENT_USER;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE TRIGGER tri_before_insert_Shop_Region
BEFORE INSERT ON Shop_Region
FOR EACH ROW
EXECUTE FUNCTION before_insert_Shop_Region();
CREATE OR REPLACE FUNCTION before_update_Shop_Region()
RETURNS TRIGGER AS $$
BEGIN
IF OLD.id_change_set IS NOT DISTINCT FROM NEW.id_change_set THEN
RAISE EXCEPTION 'New change Set ID must be provided.'
USING ERRCODE = '45000';
END IF;
INSERT INTO Shop_Region_Audit (
id_region,
name_field,
value_prev,
value_new,
id_change_set
)
-- Changed code
SELECT NEW.id_region, 'code', OLD.code, NEW.code, NEW.id_change_set
WHERE NOT OLD.code <=> NEW.code
UNION
-- Changed name
SELECT NEW.id_region, 'name', OLD.name, NEW.name, NEW.id_change_set
WHERE NOT OLD.name <=> NEW.name
UNION
-- Changed active
SELECT NEW.id_region, 'active', CONVERT(OLD.active, CHAR), CONVERT(NEW.active, CHAR), NEW.id_change_set
WHERE NOT OLD.active <=> NEW.active
UNION
-- Changed display_order
SELECT NEW.id_region, 'display_order', CONVERT(OLD.display_order, CHAR), CONVERT(NEW.display_order, CHAR), NEW.id_change_set
WHERE NOT OLD.display_order <=> NEW.display_order
;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE TRIGGER tri_before_update_Shop_Region
BEFORE UPDATE ON Shop_Region
FOR EACH ROW
EXECUTE FUNCTION before_update_Shop_Region();