04 2016 档案

Detached Entity Objects
摘要：Detached entity objects are objects in special state in which they are not managed by any EntityManager but still represent objects in the database.Co 阅读全文
posted @ 2016-04-29 15:40 Jacky312 阅读(205) 评论(0) 推荐(0) 编辑
Using JPA to persist(store) Java entity in the database
摘要：1. Batch Store Storing a large number of entity objects requires special consideration.The combination of the clear and flush methods can be used to s 阅读全文
posted @ 2016-04-29 14:39 Jacky312 阅读(166) 评论(0) 推荐(0) 编辑