Mega Code Archive
Populate a DataSet object with multiple DataTable objects
<![CDATA[
using System;
using System.Data;
using System.Data.SqlClient;
class MultipleDataTables2
{
public static void Main()
{
SqlConnection mySqlConnection =new SqlConnection("server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI;");
SqlCommand mySqlCommand = mySqlConnection.CreateCommand();
mySqlCommand.CommandText =
"SELECT TOP 2 ID, FirstName, LastName " +
"FROM Employee " +
"ORDER BY ID";
SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter();
mySqlDataAdapter.SelectCommand = mySqlCommand;
DataSet myDataSet = new DataSet();
mySqlConnection.Open();
int numberOfRows = mySqlDataAdapter.Fill(myDataSet, "Employee");
Console.WriteLine("numberOfRows = " + numberOfRows);
mySqlDataAdapter.SelectCommand.CommandText =
"SELECT ID, Name " +
"FROM Customers " +
"WHERE ID = '001'";
numberOfRows = mySqlDataAdapter.Fill(myDataSet, "Customers");
Console.WriteLine("numberOfRows = " + numberOfRows);
mySqlConnection.Close();
foreach (DataTable myDataTable in myDataSet.Tables) {
Console.WriteLine("\nReading from the " +
myDataTable.TableName + "DataTable");
foreach (DataRow myDataRow in myDataTable.Rows)
{
foreach (DataColumn myDataColumn in myDataTable.Columns)
{
Console.WriteLine(myDataColumn + "= " +
myDataRow[myDataColumn]);
}
}
}
}
}
]]>