摘要：
错误代码：org.hibernate.MappingException: No Dialect mapping for JDBC type: -1 at org.hibernate.dialect.TypeNames.get(TypeNames.java:79) at org.hibernate.dialect.TypeNames.get(TypeNames.java:104) at org.hibernate.dialect.Dialect.getHibernateTypeName(Dialect.java:393) at org.hibernate.loader.custom.Custom 阅读全文
摘要：
用户名表管理地区表，显示二级双地区信息select f.add_id,(select a1.name from my.law_area a1 where a1.id = a.parent_id) as ,a.name from my.law_firm f left join my.law_area a on f.area_id = a.idselect * from my.law_firm f left join my.law_area a on f.area_id = a.id left join my.law_area a1 on a.parent_id = a1.idselect ... 阅读全文