1. 程式人生 > >從資料庫中讀取出資料,然後用XML輸出

從資料庫中讀取出資料,然後用XML輸出

{
 37                    // node "Location" 38                    w.WriteStartElement("Location");
 39                    w.WriteAttributeString("ID", location);
 40
 41                    //node "ForecastDemand" 42                    w.WriteStartElement("ForecastDemand");
 43                    OleDbCommand oc
=new OleDbCommand("select Date,ForecastDemand from Temp_ForecastDemand where GoodsCode='"+code+"'and LocationID='"+location+"'and Date<=#"+to+"#and Date>=#"+from+"# order by Date",m_dc);
 44                    OleDbDataReader reader=oc.ExecuteReader();
 45                    while(reader.Read())
 46                    {
 47                        w.WriteStartElement("Record");
 48                        w.WriteAttributeString("Date",Convert.ToDateTime(reader["Date"]).ToShortDateString());
 49                        w.WriteAttributeString("Value",reader["ForecastDemand"].ToString());
 50                        w.WriteWhitespace(
"");
 51                        w.WriteEndElement();
 52                    }
 53                    reader.Close();
 54                    w.WriteWhitespace("");
 55                    w.WriteEndElement();
 56
 57                    //node "RealSale" 58                    w.WriteStartElement("RealSale");
 59                    oc=new OleDbCommand("select Date,RealSale from Temp_RealSale where GoodsCode='"+code+"'and LocationID='"+location+"'and Date<=#"+to+"#and Date>=#"+from+"#order by Date",m_dc);
 60                    reader=oc.ExecuteReader();
 61                    while(reader.Read())
 62                    {
 63                        w.WriteStartElement("Record");
 64                        w.WriteAttributeString("Date",Convert.ToDateTime(reader["Date"]).ToShortDateString());
 65                        w.WriteAttributeString("Value",reader["RealSale"].ToString());
 66                        w.WriteWhitespace("");
 67                        w.WriteEndElement();
 68                    }
 69                    reader.Close();
 70                    w.WriteWhitespace("");
 71                    w.WriteEndElement();
 72
 73                    //node "Abnormity" 74                    w.WriteStartElement("Abnormity");
 75                    oc=new OleDbCommand("select Date,Abnormity from Temp_Abnormity where GoodsCode='"+code+"'and LocationID='"+location+"'and Date<=#"+to+"#and Date>=#"+from+"#order by Date",m_dc);
 76                    reader=oc.ExecuteReader();
 77                    while(reader.Read())
 78                    {
 79                        w.WriteStartElement("Record");
 80                        w.WriteAttributeString("Date",Convert.ToDateTime(reader["Date"]).ToShortDateString());
 81                        w.WriteAttributeString("Value",reader["Abnormity"].ToString());
 82                        w.WriteWhitespace("");
 83                        w.WriteEndElement();
 84                    }
 85                    reader.Close();
 86                    w.WriteWhitespace("");
 87                    w.WriteEndElement();
 88
 89                    //node "StatByMonth" 90                    w.WriteStartElement("StatByMonth");
 91                    oc=new OleDbCommand("select StartDate,RealStock,StockoutTimes,SafetyStock,SafetyStockTime from Temp_StatByMonth where GoodsCode='"+code+"'and LocationID='"+location+"'and StartDate<=#"+to+"#and StartDate>#"+from.AddMonths(-1)+"#order by StartDate",m_dc);
 92                    reader=oc.ExecuteReader();
 93                    while(reader.Read())
 94                    {
 95                        w.WriteStartElement("Record");
 96                        w.WriteAttributeString("Date",Convert.ToDateTime(reader["StartDate"]).ToShortDateString());
 97                        w.WriteAttributeString("RealStock",reader["RealStock"].ToString());
 98                        w.WriteAttributeString("StockoutTimes",reader["StockoutTimes"].ToString());
 99                        w.WriteAttributeString("SafetyStock",reader["SafetyStock"].ToString());
100                        w.WriteAttributeString("SafetyStockTime",reader["SafetyStockTime"].ToString());
101                        w.WriteWhitespace("");
102                        w.WriteEndElement();
103                    }
104                    reader.Close();
105                    w.WriteWhitespace("");
106                    w.WriteEndElement();
107
108                    //end location109                    w.WriteWhitespace("");
110                    w.WriteEndElement();
111                }