| DatabaseColumnAttribute | Apply to a property on a subclass of QRecord to indicate the name of the column the property is to be associated with. |
| DatabaseTableAttribute | Apply to a subclass of QRecord to indicate the name of the table the record type is to be used with. |
| QDatabase | Queryable MSI database - extends the base Database class with LINQ query functionality along with predefined entity types for common tables. |
| QRecord | Generic record entity for queryable databases, and base for strongly-typed entity subclasses. |
| QTable`1 | Represents one table in a LINQ-queryable Database. |
| Queryable | Allows any Database instance to be converted into a queryable database. |