sealvit 2008-08-11 17:17
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用SQL查询出现的错误!

    List<Daymarketinfo> dkList = new ArrayList<Daymarketinfo>();
    Session session = HibernateSessionFactory.getSession();
    String sql = "SELECT Daymarketinfo.* FROM (select * from daymarketinfo d order by market_time desc ) as Daymarketinfo group by contract_id;";
    Query query = session.createSQLQuery(sql);
    List<Daymarketinfo> list = query.list();//错误出现位置
    for (Daymarketinfo dk : list) {
        dkList.add(dk);
    }
    request.setAttribute("dkList", dkList);
    return mapping.findForward("success");

org.hibernate.MappingException: No Dialect mapping for JDBC type: 7
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.futures.action.manage.DaymarketinfoAction.execute(DaymarketinfoAction.java:57)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:105)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Unknown Source)
[b]问题补充:[/b]

org.hibernate.dialect.MySQLDialect

已经配置上了

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3条回答 默认 最新

  • iteye_14762 2008-08-11 20:17
    关注

    不好意思,看错了, 你用的SQLQuery,我试了下, 用SQLQuery直接转化为实体, 要加一个addEntity方法
    [code="java"]
    SQLQuery query = session.createSQLQuery(sql);
    List list = query.addEntity(Daymarketinfo.class).list();//错误出现位置
    [/code]

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论
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