/// <summary> /// 得到一个对象实体 /// </summary> public TFXK.Model.News GetModel(int id) { //该表无主键信息,请自定义主键/条件字段 StringBuilder strSql = new StringBuilder(); strSql.Append("select id,parentId,title,source,publisher,createTime,description,isOutlLink,isSlideOn,state,clicks,orderId from tb_News "); strSql.Append(" where id=@id "); OleDbParameter[] parameters = { new OleDbParameter("@id", OleDbType.Integer, 4) }; parameters[0].Value = id; TFXK.Model.News model = new TFXK.Model.News(); DataSet ds = DbHelperOleDb.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["id"].ToString() != "") { model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } if (ds.Tables[0].Rows[0]["parentId"].ToString() != "") { model.parentId = int.Parse(ds.Tables[0].Rows[0]["parentId"].ToString()); } model.title = ds.Tables[0].Rows[0]["title"].ToString(); model.source = ds.Tables[0].Rows[0]["source"].ToString(); model.publisher = ds.Tables[0].Rows[0]["publisher"].ToString(); model.createTime = ds.Tables[0].Rows[0]["createTime"].ToString(); model.description = ds.Tables[0].Rows[0]["description"].ToString(); model.isOutlLink = ds.Tables[0].Rows[0]["isOutlLink"].ToString(); model.isSlideOn = ds.Tables[0].Rows[0]["isSlideOn"].ToString(); model.state = ds.Tables[0].Rows[0]["state"].ToString(); if (ds.Tables[0].Rows[0]["clicks"].ToString() != "") { model.clicks = int.Parse(ds.Tables[0].Rows[0]["clicks"].ToString()); } if (ds.Tables[0].Rows[0]["orderId"].ToString() != "") { model.orderId = int.Parse(ds.Tables[0].Rows[0]["orderId"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public void Update(TFXK.Model.News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update tb_News set "); strSql.Append("parentId=@parentId,"); strSql.Append("title=@title,"); strSql.Append("source=@source,"); strSql.Append("publisher=@publisher,"); strSql.Append("createTime=@createTime,"); strSql.Append("description=@description,"); strSql.Append("isOutlLink=@isOutlLink,"); strSql.Append("isSlideOn=@isSlideOn,"); strSql.Append("state=@state,"); strSql.Append("clicks=@clicks,"); strSql.Append("orderId=@orderId"); strSql.Append(" where id=@id"); OleDbParameter[] parameters = { new OleDbParameter("@parentId", OleDbType.Integer, 4), new OleDbParameter("@title", OleDbType.VarChar, 100), new OleDbParameter("@source", OleDbType.VarChar, 5000), new OleDbParameter("@publisher", OleDbType.VarChar, 50), new OleDbParameter("@createTime", OleDbType.VarChar, 19), new OleDbParameter("@description", OleDbType.VarChar, 0), new OleDbParameter("@isOutlLink", OleDbType.VarChar, 50), new OleDbParameter("@isSlideOn", OleDbType.VarChar, 50), new OleDbParameter("@state", OleDbType.VarChar, 50), new OleDbParameter("@clicks", OleDbType.Integer, 4), new OleDbParameter("@orderId", OleDbType.Integer, 4), new OleDbParameter("@id", OleDbType.Integer, 4) }; parameters[0].Value = model.parentId; parameters[1].Value = model.title; parameters[2].Value = model.source; parameters[3].Value = model.publisher; parameters[4].Value = model.createTime; parameters[5].Value = model.description; parameters[6].Value = model.isOutlLink; parameters[7].Value = model.isSlideOn; parameters[8].Value = model.state; parameters[9].Value = model.clicks; parameters[10].Value = model.orderId; parameters[11].Value = model.id; DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(TFXK.Model.News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into tb_News("); strSql.Append("parentId,title,source,publisher,createTime,description,isOutlLink,isSlideOn,state,clicks,orderId)"); strSql.Append(" values ("); strSql.Append("@parentId,@title,@source,@publisher,@createTime,@description,@isOutlLink,@isSlideOn,@state,@clicks,@orderId)"); OleDbParameter[] parameters = { new OleDbParameter("@parentId", OleDbType.Integer, 4), new OleDbParameter("@title", OleDbType.VarChar, 100), new OleDbParameter("@source", OleDbType.VarChar, 5000), new OleDbParameter("@publisher", OleDbType.VarChar, 50), new OleDbParameter("@createTime", OleDbType.VarChar, 19), new OleDbParameter("@description", OleDbType.VarChar, 0), new OleDbParameter("@isOutlLink", OleDbType.VarChar, 50), new OleDbParameter("@isSlideOn", OleDbType.VarChar, 50), new OleDbParameter("@state", OleDbType.VarChar, 50), new OleDbParameter("@clicks", OleDbType.Integer, 4), new OleDbParameter("@orderId", OleDbType.Integer, 4) }; parameters[0].Value = model.parentId; parameters[1].Value = model.title; parameters[2].Value = model.source; parameters[3].Value = model.publisher; parameters[4].Value = model.createTime; parameters[5].Value = model.description; parameters[6].Value = model.isOutlLink; parameters[7].Value = model.isSlideOn; parameters[8].Value = model.state; parameters[9].Value = model.clicks; parameters[10].Value = model.orderId; DbHelperOleDb.GetSingle(strSql.ToString(), parameters); return(GetMaxId() - 1); }