public SqlDataSource()
 {
     this._dataSourceMode = SqlDataSourceMode.DataSet;
 }
 public SqlDataSource(string connectionString, string selectCommand)
 {
     this._dataSourceMode = SqlDataSourceMode.DataSet;
     this._connectionString = connectionString;
     this._cachedSelectCommand = selectCommand;
 }
 public SqlDataSource()
 {
     this._dataSourceMode = SqlDataSourceMode.DataSet;
 }