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Author Message
 Post subject: PostgreSQL problems
PostPosted: Fri Feb 15, 2008 8:19 am 
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Joined: Fri Feb 15, 2008 7:52 am
Posts: 1
Hi all,

I'm new to Hibernate and the forum ;)

I'm trying to make an application using the Spring Framework, Hibernate and Postgre SQL. But I stumbled upon a problem that i can't solve.

The problem I have is that the query that is generated by Hibernate doesn't seem to be a valid one.

Here are the configurations:
Code:
   <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
       <property name="driverClassName" value="org.postgresql.Driver"/>
       <property name="url" value="jdbc:postgresql://192.168.2.77/db_fleet?useUnicode=true&amp;characterEncoding=UTF-8"/>
       <property name="username" value="dani"/>
       <property name="password" value="dani"/>
   </bean>
   
   <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <property name="dataSource"><ref local="dataSource"/></property>
        <property name="mappingResources">
            <list>       
               <value>Address.hbm.xml</value>
            </list>
        </property>
        <property name="hibernateProperties">
           <props>
               <prop key="hibernate.dialect">org.hibernate.dialect.PostgreSQLDialect</prop>
               <prop key="hibernate.hbm2ddl.auto">create</prop>
               <prop key="hibernate.show_sql">true</prop>
           </props>
        </property>
    </bean>
   
   <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory"><ref local="sessionFactory"/></property>
    </bean>


Here is the class that I map to the DB:
Code:
package bus;

public class AddressImp implements Address{
   private int addressId;
   private String addressFullName;   
   private double east;
   private double north;
   private String town;
   private String postalCode;
   
   public void setAddressId(int addressId) {
      this.addressId = addressId;
   }
   
   public int getAddressId() {
      return addressId;
   }
   
   public void setAddressFullName(String addressFullName) {
      this.addressFullName = addressFullName;
   }
   
   public String getAddressFullName() {
      return addressFullName;
   }
   
   public void setEast(double east) {
      this.east = east;
   }
   
   public double getEast() {
      return east;
   }
   
   public void setNorth(double north) {
      this.north = north;
   }
   
   public double getNorth() {
      return north;
   }
   
   public void setTown(String town) {
      this.town = town;
   }
   
   public String getTown() {
      return town;
   }
   
   public void setPostalCode(String postalCode) {
      this.postalCode = postalCode;
   }
   
   public String getPostalCode() {
      return postalCode;
   }
}


And this is the xml mapping file:
Code:
<hibernate-mapping>
    <class name="bus.AddressImp" table="address">
      <id name="AddressId" column="addressId">
         <generator class="sequence">
            <param name="sequence">address_addressId_seq</param>
         </generator>
      </id>
       
        <property name="AddressFullName" column="addressFullName" />
        <property name="East" column="east" />
        <property name="North" column="north" />
        <property name="Town" column="town" />
        <property name="PostalCode" column="postalCode" />          
   </class>
</hibernate-mapping>


and this is the database table that i want to map with Hibernate:

Code:
CREATE TABLE address
(
  "addressId" serial NOT NULL,
  "addressFullName" character(200),
  "postalCode" character(5),
  town character(30),
  "zone" integer,
  north double precision,
  east double precision,
  CONSTRAINT "primaryAddress" PRIMARY KEY ("addressId")
)


And when i try to execute a find("FROM AddressImp");
I get an PSQLException: ERROR: column addressimp0_.addressid does not exist

the query that comes to the postgre server looks like this:
select addressimp0_.addressId as addressId0_, addressimp0_.addressFullName as addressF2_0_, addressimp0_.east as east0_, addressimp0_.north as north0_, addressimp0_.town as town0_, addressimp0_.postalCode as postalCode0_ from address addressimp0_

I really dont know what to do, any help will be appreciated :)


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