search for: thing_table_name

Is there such a thing? I am thinking of an application that has something like this: 1. person has many things - there is a ''persons'' table 2. the things he has are stored in a table that is something like this person_id, thing_table_name, thing_id For example, it may map to person1, books, 23 #Person 1 owns book 23 person1, books, 25 #Person 1 owns book 25 person1, chair, 23 #Person 1 owns chair 23 person1, books, 30 person2, books, 19 person2, books, 31 #Person 2 owns book 31 ... and so on.. 3. A number of...