InJPAthereisaanattributecalledreferencedColumnNamethatcanbeseton@JoinColumn,@PrimaryKeyJoinColumnwhatistheideabehindthissetting,cansomeongiveagoodexampleofwhere...

 mysql查看某个库下面某个表的所有列字段selectCOLUMN_NAMEascolumnNamefrominformation_schema.COLUMNSwheretable_name='{表名}'andtable_schema='{库名}'; ...