Files
partsERP/static/PostgreSQL/304_tri_Shop_General.sql

47 lines
1.1 KiB
PL/PgSQL

-- Shop General
CREATE OR REPLACE FUNCTION before_insert_Shop_General()
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_General
BEFORE INSERT ON Shop_General
FOR EACH ROW
EXECUTE FUNCTION before_insert_Shop_General();
CREATE OR REPLACE FUNCTION before_update_Shop_General()
RETURNS TRIGGER AS $$
BEGIN
IF OLD.id_change_set IS NOT DISTINCT FROM NEW.id_change_set THEN
RAISE EXCEPTION 'New change Set ID must be provided.'
USING ERRCODE = '45000';
END IF;
INSERT INTO Shop_General_Audit (
id_general,
name_field,
value_prev,
value_new,
id_change_set
)
-- Changed quantity max
SELECT NEW.id_general, 'quantity_max', CONVERT(OLD.quantity_max, CHAR), CONVERT(NEW.quantity_max, CHAR), NEW.id_change_set
WHERE NOT OLD.quantity_max <=> NEW.quantity_max
;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE TRIGGER tri_before_update_Shop_General
BEFORE UPDATE ON Shop_General
FOR EACH ROW
EXECUTE FUNCTION before_update_Shop_General();