Design Patterns

There are a number of important design patterns that inspired the development of xPDO. These patterns are well described and are a part of Martin Fowler's Patterns of Enterprise Application Architecture (P of EAA). These include, but are certainly not limited to the Domain Model, Active Record, Data Mapper, Lazy Load, Identity Field, Single Table Inheritance, Metadata Mapping, and Query Object. It would be a good idea to at least become familiar with these patterns (and the others in the catalog) before jumping into coding with xPDO; understanding these concepts will help everything else fall into place as you begin learning more about xPDO.

Fundamentals

xPDO, the Class