Mega Code Archive
Populate a DataSet object using a SELECT statement
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using System;
using System.Data;
using System.Data.SqlClient;
class PopulateDataSetUsingSelect {
public static void Main() {
SqlConnection mySqlConnection = new SqlConnection("server=localhost;database=Northwind;uid=sa;pwd=sa");
SqlCommand mySqlCommand = mySqlConnection.CreateCommand();
mySqlCommand.CommandText =
"SELECT TOP 5 ProductID, ProductName, UnitPrice " +
"FROM Products " +
"ORDER BY ProductID";
SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter();
mySqlDataAdapter.SelectCommand = mySqlCommand;
DataSet myDataSet = new DataSet();
mySqlConnection.Open();
Console.WriteLine("Retrieving rows from the Products table");
int numberOfRows = mySqlDataAdapter.Fill(myDataSet, "Products");
Console.WriteLine("numberOfRows = " + numberOfRows);
mySqlConnection.Close();
DataTable myDataTable = myDataSet.Tables["Products"];
foreach (DataRow myDataRow in myDataTable.Rows) {
Console.WriteLine("ProductID = " + myDataRow["ProductID"]);
Console.WriteLine("ProductName = " + myDataRow["ProductName"]);
Console.WriteLine("UnitPrice = " + myDataRow["UnitPrice"]);
}
}
}
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