Case 降序升序排列

select nc.Class_Name,hn.home_news_id,hn.hemo_id,hn.hemo_Date,
hn.hemo_title,hemo_order from Hemo_News  as hn 
inner join NewsClass as nc on hn.home_news_id = nc.home_news_id
 where hn.home_news_id='2' order by
  case when hemo_order = 0 then 0  el
se 1 end desc,hemo_order asc

// <summary>
  /// 获得数据列表
  /// </summary>
  public DataSet GetList(string strWhere)
  {                   
              string strSql = "select nc.Class_Name,hn.home_news_id,hn.hemo_id,hn.hemo_Date,hn.hemo_title,hemo_order from Hemo_News  as";
              strSql = strSql + " hn inner join NewsClass as nc on hn.home_news_id = nc.home_news_id";               
              if(strWhere.Trim()!="")
              {    
                 strSql = strSql + " where " + strWhere +"order by  case when hemo_order = 0 then 0  else 1 end desc,hemo_order asc";              
              }       
     return DbHelperSQL.Query(strSql.ToString());
  }

收藏于 2011-09-07