... // Create the DataSet. DataSet ds = new DataSet( ); // Fill the schema and data. da.FillSchema(ds, SchemaType.Mapped); da.Fill(ds); // Iterate over the table collection in the DataSet. ... is in bytes, meaning that Unicode data types (nchar, nvarchar, and ntext) report double the value of the MaxLength property of the column object. In the example, the ShipCountry column of the ... SqlDataAdapter da = new SqlDataAdapter(sqlText, conn); // Add table mappings. da.TableMappings.Add("Table", "Orders"); da.TableMappings.Add("Table1", "Order Details");...