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How can we use Named Query in Hibernate?

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Pragya Keshap answered on February 10, 2023 Popularity 5/10 Helpfulness 1/10

answer How can we use Named Query in Hibernate?

How can we use Named Query in Hibernate?

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A Named SQL query is the HQL query that is associated with a

string name and can be referenced in the application by name.

It can be used in following ways:

XMLMapping File: We can define it in XMLmapping file.

Egg.

query = "from Book s where s.author = :author”

)

})

public class Fetch {    
public static void main(String[] args) {    
    
     StandardServiceRegistry ssr=new StandardServiceRegistryBuilder().configure("hibernate.cfg.xml").build();  
        Metadata meta=new MetadataSources(ssr).getMetadataBuilder().build();  
          
        SessionFactory factory=meta.getSessionFactoryBuilder().build();  
        Session session=factory.openSession();  
                    
    //Hibernate Named Query    
           TypedQuery query = session.getNamedQuery("findEmployeeByName");    
            query.setParameter("name","amit");   
                    
            List<Employee> employees=query.getResultList();   
            
    Iterator<Employee> itr=employees.iterator();    
     while(itr.hasNext()){    
    Employee e=itr.next();    
    System.out.println(e);    
     }    
    session.close();     
  }    
}

https://www.javatpoint.com/hibernate-named-query

Popularity 5/10 Helpfulness 1/10 Language java

Source: Grepper

Tags: java named-query

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Contributed on Feb 10 2023

Pragya Keshap

0 Answers Avg Quality 2/10

How can we use Named Query in Hibernate?

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