To map a database view with no primary key, in hibernate xml mapping -


i have created view used fetching data only(readonly)

view : grid_view

> hibernate hbm file

<hibernate-mapping>         <class name="hibernate.domain.view" table="grid_view" mutable="false">          <property name="acct_br_cd" type="string">             <column name="acct_br_cd"/>         </property>         <property name="acct_no" type="string">             <column name="acct_no"/>         </property>         <property name="lgl_enty_nm" type="string">             <column name="lgl_enty_nm"/>         </property>         <property name="cust_ctry_cd" type="string">             <column name="cust_ctry_cd"/>         </property>         <property name="acct_src_sys_cd" type="string">             <column name="acct_src_sys_cd"/>         </property>         </class> </hibernate-mapping>

> no primary key in view,ihave not mentioned id field in mapping. in hibernate id required.

> question

how proceed mapping without id in hibernate mapping file. , no columns unique values thier no chance of making them key. please me resolve issue

you have 2 options either add composite key or add 

<id column="rowid" type="string" />

hibernate need unique key map. best approach add primary key.


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