JPA:图加入值()路径例如, @Entity
public class Book {
@OneToMany
@MapKey
Map<Long, Chapter> chapters;
}
@Entity
public class Chapter {
@Id Long id;
String name;
}
CriteriaQuer
在我的基于Java的Web项目,我做了一个recursive查询如下,它运行得很好,并返回列表ids。 WITH treeResult(id) AS
(SELECT pt.id FROM myschema.art_artwork_tree AS pt WHERE pt.id in
(select node_id from myschema.art_brand_user_map