In this example, that means one set of pointers to connect CUSTOMERs with their SHIP- MENTs and another set of pointers to connect TRUCKs with their SHIPMENTs
In this example, that means one set of pointers to connect CUSTOMERs with their SHIP-MENTs and another set of pointers to connect TRUCKs with their SHIPMENTs