No Dialect mapping for JDBC type: 3
public class LabourCostStatImpl {
public List getList(){
Session session = HibernateSessionFactory.getSession();
String sql="select c.mark, s.towerId, p.daysalary, c.workNum , c.planAttributeId ,s.powerLevelId from person p,persondaycutplan c,PersonDayCutPlanEquipmentSdgq s where c.writerid=p.id and c.id=s.planId ";
Query query=session.createSQLQuery(sql);
@SuppressWarnings("unused")
List list =null;
if(query!=null){
list =query.list();
}
return list;
}
}
}
package test;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import com.dartfar.sdxl.dao.impl.LabourCostStatImpl;
import com.jxgl.data.dao.exception.DAOException;
public class test4 {
/**
* @param args
* @throws DAOException
*/
@SuppressWarnings("unchecked")
public static void main(String[] args) throws DAOException {
// TODO Auto-generated method stub
LabourCostStatImpl labour = new LabourCostStatImpl();
List list =labour.getList();
System.out.println(list.size());
}
}
*********rebuildSessionFactory**********
[ 2008 年07 月15 日 08:51:40,781] [DEBUG] com.jxgl.data.dao.impl.hibernate.PersonDAOHibernateImpl - 得到指定用户名：null 的用户
Exception in thread "main" org.hibernate.MappingException: No Dialect mapping for JDBC type: 3
at org.hibernate.dialect.TypeNames.get(TypeNames.java:56)
at org.hibernate.dialect.TypeNames.get(TypeNames.java:81)
at org.hibernate.dialect.Dialect.getHibernateTypeName(Dialect.java:192)
at org.hibernate.loader.custom.CustomLoader.getHibernateType(CustomLoader.java:161)
at org.hibernate.loader.custom.CustomLoader.autoDiscoverTypes(CustomLoader.java:131)
at org.hibernate.loader.Loader.getResultSet(Loader.java:1678)
at org.hibernate.loader.Loader.doQuery(Loader.java:662)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
at org.hibernate.loader.Loader.doList(Loader.java:2145)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029)
at org.hibernate.loader.Loader.list(Loader.java:2024)
at org.hibernate.loader.custom.CustomLoader.list(CustomLoader.java:111)
at org.hibernate.impl.SessionImpl.listCustomQuery(SessionImpl.java:1655)
at org.hibernate.impl.AbstractSessionImpl.list(AbstractSessionImpl.java:142)
at org.hibernate.impl.SQLQueryImpl.list(SQLQueryImpl.java:164)
at com.dartfar.sdxl.dao.impl.LabourCostStatImpl.getList(LabourCostStatImpl.java:226)
at test.test4.main(test4.java:22)
if String sql="select c.mark, s.towerId, p.daysalary, c.workNum , c.planAttributeId ,s.powerLevelId from person p,persondaycutplan c,PersonDayCutPlanEquipmentSdgq s where c.writerid=p.id and c.id=s.planId ";则不正确
if String sql="select c.mark from person p,persondaycutplan c,PersonDayCutPlanEquipmentSdgq s where c.writerid=p.id and c.id=s.planId "; 则正确
if String sql ="select distinct towerId ， id from persondaycutplanEquipmentsdgq where powerlevelId='"+powerlevelId+"'";也正确
错误原因：person 表有错误，不知道什么原因，其他表格都可以。