/// <summary> /// 更新一条数据 /// </summary> public bool Update(PollingLogEntity model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Polling_Log set "); strSql.Append("PL_Time=@PL_Time,"); strSql.Append("Msc_ID=@Msc_ID,"); strSql.Append("Value=@Value"); strSql.Append(" where Pl_ID=@Pl_ID"); SqlParameter[] parameters = { new SqlParameter("@PL_Time", SqlDbType.DateTime), new SqlParameter("@Msc_ID", SqlDbType.Int, 4), new SqlParameter("@Value", SqlDbType.Float, 8), new SqlParameter("@Pl_ID", SqlDbType.Int, 4) }; parameters[0].Value = model.PL_Time; parameters[1].Value = model.Msc_ID; parameters[2].Value = model.Value; parameters[3].Value = model.Pl_ID; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(PollingLogEntity model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Polling_Log("); strSql.Append("PL_Time,Msc_ID,Value)"); strSql.Append(" values ("); strSql.Append("@PL_Time,@Msc_ID,@Value)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@PL_Time", SqlDbType.DateTime), new SqlParameter("@Msc_ID", SqlDbType.Int,4), new SqlParameter("@Value", SqlDbType.Float, 8) }; parameters[0].Value = model.PL_Time; parameters[1].Value = model.Msc_ID; parameters[2].Value = model.Value; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public PollingLogEntity DataRowToModel(DataRow row) { PollingLogEntity model = new PollingLogEntity(); if (row != null) { if (row["Pl_ID"] != null && row["Pl_ID"].ToString() != "") { model.Pl_ID = int.Parse(row["Pl_ID"].ToString()); } if (row["PL_Time"] != null && row["PL_Time"].ToString() != "") { model.PL_Time = DateTime.Parse(row["PL_Time"].ToString()); } if (row["Msc_ID"] != null && row["Msc_ID"].ToString() != "") { model.Msc_ID = int.Parse(row["Msc_ID"].ToString()); } if (row["Value"] != null && row["Value"].ToString() != "") { model.Value = decimal.Parse(row["Value"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public PollingLogEntity GetModel(int Pl_ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 Pl_ID,PL_Time,Msc_ID,Value from Polling_Log "); strSql.Append(" where Pl_ID=@Pl_ID"); SqlParameter[] parameters = { new SqlParameter("@Pl_ID", SqlDbType.Int, 4) }; parameters[0].Value = Pl_ID; PollingLogEntity model = new PollingLogEntity(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(PollingLogEntity model) { return(dal.Update(model)); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(PollingLogEntity model) { return(dal.Add(model)); }