3.3 Model structure Model layer is the core of the entire system, complete the application business logic and database communication. Model will be divided into two AppFuse: persistence layer and busi ...
persistent data (RSS)
In a long time ago刚接触Hibernate, think that novel, on-line a lot of evaluation, how that's convenient, to study it, read the source code, do the test, with step-by-step inside. Also learn a lot of ...
As Figure 3 layer 1.J2EE points: Server-side business logic (Business Logic Tier, and there is persistent data layers, Businness Tier and the EIS Tier), server-side presentation layer (Web Tier) and e ...
Only enough experience in order to better understand the role of a framework. For example: before, know hibernate framework is used to persistent data. But think that using jdbc I can achieve, and why ...
Same, JDO, also started compatible JPA. At the field of ORM, it seems that JPA is a benevolent government, is the normative specification. At the support of major manufacturers, JPA use became widespr ...