/// <summary> /// 更新一条数据 /// </summary> public void Update(ZQUSR.Model.sr_Message model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update sr_Message set "); strSql.Append("Title=@Title,"); strSql.Append("MessContent=@MessContent,"); strSql.Append("FK_RecieverID=@FK_RecieverID,"); strSql.Append("FK_SenderID=@FK_SenderID,"); strSql.Append("SendTime=@SendTime,"); strSql.Append("IsRead=@IsRead"); strSql.Append(" where PK_MID=@PK_MID "); SqlParameter[] parameters = { new SqlParameter("@PK_MID", SqlDbType.Int, 4), new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@MessContent", SqlDbType.NVarChar, 500), new SqlParameter("@FK_RecieverID", SqlDbType.NVarChar, 10), new SqlParameter("@FK_SenderID", SqlDbType.NVarChar, 10), new SqlParameter("@SendTime", SqlDbType.DateTime), new SqlParameter("@IsRead", SqlDbType.TinyInt, 1) }; parameters[0].Value = model.PK_MID; parameters[1].Value = model.Title; parameters[2].Value = model.MessContent; parameters[3].Value = model.FK_RecieverID; parameters[4].Value = model.FK_SenderID; parameters[5].Value = model.SendTime; parameters[6].Value = model.IsRead; DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 得到一个对象实体 /// </summary> public ZQUSR.Model.sr_Message GetModel(int PK_MID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 PK_MID,Title,MessContent,FK_RecieverID,FK_SenderID,SendTime,IsRead from sr_Message "); strSql.Append(" where PK_MID=@PK_MID "); SqlParameter[] parameters = { new SqlParameter("@PK_MID", SqlDbType.Int, 4) }; parameters[0].Value = PK_MID; ZQUSR.Model.sr_Message model = new ZQUSR.Model.sr_Message(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["PK_MID"].ToString() != "") { model.PK_MID = int.Parse(ds.Tables[0].Rows[0]["PK_MID"].ToString()); } model.Title = ds.Tables[0].Rows[0]["Title"].ToString(); model.MessContent = ds.Tables[0].Rows[0]["MessContent"].ToString(); model.FK_RecieverID = ds.Tables[0].Rows[0]["FK_RecieverID"].ToString(); model.FK_SenderID = ds.Tables[0].Rows[0]["FK_SenderID"].ToString(); if (ds.Tables[0].Rows[0]["SendTime"].ToString() != "") { model.SendTime = DateTime.Parse(ds.Tables[0].Rows[0]["SendTime"].ToString()); } if (ds.Tables[0].Rows[0]["IsRead"].ToString() != "") { model.IsRead = int.Parse(ds.Tables[0].Rows[0]["IsRead"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(ZQUSR.Model.sr_Message model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into sr_Message("); strSql.Append("Title,MessContent,FK_RecieverID,FK_SenderID,SendTime,IsRead)"); strSql.Append(" values ("); strSql.Append("@Title,@MessContent,@FK_RecieverID,@FK_SenderID,@SendTime,@IsRead)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@MessContent", SqlDbType.NVarChar, 500), new SqlParameter("@FK_RecieverID", SqlDbType.NVarChar, 10), new SqlParameter("@FK_SenderID", SqlDbType.NVarChar, 10), new SqlParameter("@SendTime", SqlDbType.DateTime), new SqlParameter("@IsRead", SqlDbType.TinyInt, 1) }; parameters[0].Value = model.Title; parameters[1].Value = model.MessContent; parameters[2].Value = model.FK_RecieverID; parameters[3].Value = model.FK_SenderID; parameters[4].Value = model.SendTime; parameters[5].Value = model.IsRead; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(1); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// �õ�һ������ʵ�� /// </summary> public ZQUSR.Model.sr_Message GetModel(int PK_MID) { StringBuilder strSql=new StringBuilder(); strSql.Append("select top 1 PK_MID,Title,MessContent,FK_RecieverID,FK_SenderID,SendTime,IsRead from sr_Message "); strSql.Append(" where PK_MID=@PK_MID "); SqlParameter[] parameters = { new SqlParameter("@PK_MID", SqlDbType.Int,4)}; parameters[0].Value = PK_MID; ZQUSR.Model.sr_Message model=new ZQUSR.Model.sr_Message(); DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters); if(ds.Tables[0].Rows.Count>0) { if(ds.Tables[0].Rows[0]["PK_MID"].ToString()!="") { model.PK_MID=int.Parse(ds.Tables[0].Rows[0]["PK_MID"].ToString()); } model.Title=ds.Tables[0].Rows[0]["Title"].ToString(); model.MessContent=ds.Tables[0].Rows[0]["MessContent"].ToString(); model.FK_RecieverID=ds.Tables[0].Rows[0]["FK_RecieverID"].ToString(); model.FK_SenderID=ds.Tables[0].Rows[0]["FK_SenderID"].ToString(); if(ds.Tables[0].Rows[0]["SendTime"].ToString()!="") { model.SendTime=DateTime.Parse(ds.Tables[0].Rows[0]["SendTime"].ToString()); } if(ds.Tables[0].Rows[0]["IsRead"].ToString()!="") { model.IsRead=int.Parse(ds.Tables[0].Rows[0]["IsRead"].ToString()); } return model; } else { return null; } }