text: create table "pk-complex" (
   "text-field" character varying(5),
   "int-field" integer,
   "num" numeric(8,6),
   "big" bigint,
   "double" double precision,
   primary key ("text-field", "int-field", "num")
  );
  
  insert into "pk-complex" ("text-field", "int-field", "num", "big", "double") values
   ('hello', 4, 3.141592, 1234567890, 1.12e-101),
   ('ciao', 2, 3, 0, 0.0),
   ('hello', 4, 2, null, null),
   ('ciao', 2, 4, 0, 0.0);