Floor entity has dormitories (Set) field,Dormitory entity has student (Set) field，when I import them from an excel table and batch save students use hibernate ，the struct of the excel table like that
Clearly there is no 'floor.ID' or 'dormitory.ID' field in the table,so hibernate will insert a new floor entity into database=-=.and then---->
After I get student entity I query the
养生调理怎么做?101岁国学大师辞世，14岁开始静坐！ (2018-03-14 16:21:06) 转载▼ 标签：...
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