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