1---
2--- CREATE_TRIGGER
3---
4
5CREATE FUNCTION plpgsql_function_trigger_1()
6  RETURNS TRIGGER
7  LANGUAGE plpgsql
8AS $$
9BEGIN
10  RETURN NEW;
11END;
12$$;
13
14CREATE TRIGGER trigger_1
15  BEFORE INSERT OR UPDATE
16  ON datatype_table
17  FOR EACH ROW
18  EXECUTE PROCEDURE plpgsql_function_trigger_1();
19