ASP.NET的ACCESS数据库操作类

　　OleDbDataAdapter myAdpater = new OleDbDataAdapter(strCommandText,myConnection);

OleDbCommandBuilder myBuilder = new OleDbCommandBuilder(myAdpater);

DataSet myDataset = new DataSet();

myAdpater.MissingSchemaAction = MissingSchemaAction.AddWithKey;

myAdpater.Fill(myDataset);

myConnection.Close();

DataTable mytable = myDataset.Tables[0];
DataRow mydr = mytable.Rows.Find(strColumnValue);
string mydc = mydr[strColumnName].ToString();


return mydc;
}


///
/// 更新某个字段
///
/// 要更新字段名称
/// 要更新的值
/// 所属表名称
/// 表中KEY
/// 表中KEY的值
public void UpdateColum(string strColumnName,string strValue,string strTableName,string strColumnKey,string strColumnValue)
{

string strConnection = "Provider=Microsoft.Jet.OLEDB.4.0; " +
"Data Source=" + Server.MapPath(datapatch);
string strCommandText = "select "+strColumnKey+","+strColumnName+" from "+strTableName;

OleDbConnection myConnection = new OleDbConnection(strConnection);
myConnection.Open();

OleDbDataAdapter myAdpater = new OleDbDataAdapter(strCommandText,myConnection);

OleDbCommandBuilder myBuilder = new OleDbCommandBuilder(myAdpater);

DataSet myDataset = new DataSet();


myAdpater.MissingSchemaAction = MissingSchemaAction.AddWithKey;

myAdpater.Fill(myDataset,strTableName);

DataRow drFindRow = myDataset.Tables[strTableName].Rows.Find(strColumnValue);

drFindRow[strColumnName] = strValue;
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