No row with the given identifier exists-----hiberbate非主键关联
2014-11-27 14:22
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这个错误有两种情况:
1,非主键关联为配置property-ref=(关联表的非主键列) 属性!
Hibernate配置文件中关联默认的是主键关联,如果要关联非主键则必须加property-ref 属性
<many-to-one name="domainBO" class="***.common.model.bo.DomainBO" fetch="select" property-ref="domain">
<column name="domain" not-null="true" />
</many-to-one>
2,查询的列的值在外键表中查不到!例如学生表引用的课程在课程表中根本就没有!
1,非主键关联为配置property-ref=(关联表的非主键列) 属性!
Hibernate配置文件中关联默认的是主键关联,如果要关联非主键则必须加property-ref 属性
<many-to-one name="domainBO" class="***.common.model.bo.DomainBO" fetch="select" property-ref="domain">
<column name="domain" not-null="true" />
</many-to-one>
2,查询的列的值在外键表中查不到!例如学生表引用的课程在课程表中根本就没有!
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