Hibernate 存儲過程的調(diào)用
下邊是簡單的Hibernate存儲過程
Java代碼:
- create PROCEDURE proc()
- begin
- select * from proctab;
- end ; create PROCEDURE proc()
- begin
- select * from proctab;
- end ;
Hibernate存儲過程調(diào)用的一種方法是通過Hibernate傳統(tǒng)的xml映射方式去調(diào)用。
Java代碼:
- <class name="com.test.User" table="proctab">
- <id name="id" column="id">
- <generator class="native"/>
- </id>
- <property name="name" column="name" type="string" />
- <property name="age" column="age" type="integer" />
- </class>
- <sql-query name="getUser" callable="true">
- <return alias="user" class="com.test.User">
- <return-property name="id" column="id" />
- <return-property name="name" column="name" />
- <return-property name="age" column="age" />
- </return>
- {call proc()}
- </sql-query>
- <class name="com.test.User" table="proctab">
- <id name="id" column="id">
- <generator class="native"/>
- </id>
- <property name="name" column="name" type="string" />
- <property name="age" column="age" type="integer" />
- </class>
- <sql-query name="getUser" callable="true">
- <return alias="user" class="com.test.User">
- <return-property name="id" column="id" />
- <return-property name="name" column="name" />
- <return-property name="age" column="age" />
- </return>
- {call proc()}
- </sql-query>
調(diào)用方法 Java代碼:
- Session ss= HibernateSessionFactory.getSession()
- List li=ss.getNamedQuery("getUser").list();
- ss.close();
- Session ss= HibernateSessionFactory.getSession()
- List li=ss.getNamedQuery("getUser").list();
- ss.close();
及其類似jdbc的方法 Java代碼:
- Session session =HibernateSessionFactory.getSession();
- Connection conn = session.connection();
- ResultSet rs =null;
- CallableStatement call = conn.prepareCall("{Call proc()}");
- rs = call.executeQuery();
- rs.close();
- session.close();
- Session session =HibernateSessionFactory.getSession();
- Connection conn = session.connection();
- ResultSet rs =null;
- CallableStatement call = conn.prepareCall("{Call proc()}");
- rs = call.executeQuery();
- rs.close();
- session.close();
這種方法基本上就是jdbc,不過很簡單,總是感覺怪怪的~還有就是通過強大的createSQLQuery來實現(xiàn),o(∩_∩)o...哈哈 個人比較喜歡這種方法
Java代碼:
- Session session =HibernateSessionFactory.getSession();
- SQLQuery query = session.createSQLQuery("{Call proc()}");
- List list =query.list();
- session.close();
- Session session =HibernateSessionFactory.getSession();
- SQLQuery query = session.createSQLQuery("{Call proc()}");
- List list =query.list();
- session.close();
如果沒有返回值 直接用execute的方法就可以了,(*^__^*) 忘了一個重要的問題就是Hibernate存儲過程的傳參問題
Java代碼:
- CallableStatement call = conn.prepareCall("{Call proc(?)}");
- call.setString(1, 參數(shù));
- rs = call.executeQuery();
- CallableStatement call = conn.prepareCall("{Call proc(?)}");
- call.setString(1, 參數(shù));
- rs = call.executeQuery();
Java代碼:
- SQLQuery query = session.createSQLQuery("{Call proc(?)}");
- query.setString(0, 參數(shù));
- List list =query.list();
以上便是對Hibernate存儲過程調(diào)用的認識,粗陋之處還請指正。
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