| Subject | English | Chinese simplified |
| comp., MS | table-per-concrete type | 每个具体类型一张表 (A method of mapping the inheritance where each non-abstract type in the hierarchy is mapped to separate table in the database. Often used when there are unrelated tables that store the same kinds of data in the database. For example, the Product and DiscontinuedProduct tables) |
| comp., MS | table-per-type | 每个类型一张表 (A method of modeling a type hierarchy in a database that uses multiple tables with one-to-one relationships to model the various types) |