Simple Code : how to use ExecuteNonQuery in c#
SqlConnection mySqlConnection =new SqlConnection("server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI;");
SqlCommand mySqlCommand = mySqlConnection.CreateCommand();
mySqlCommand.CommandText ="INSERT INTO Employee (ID, FirstName) VALUES (" +
" 9, 'Jason')";
mySqlConnection.Open();
int numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows added = " + numberOfRows);
DisplayRow(mySqlCommand, "9");
mySqlCommand.CommandText = "UPDATE Employee SET FirstName = 'New' WHERE ID = '9'";
numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows updated = " + numberOfRows);
DisplayRow(mySqlCommand, "9");
mySqlCommand.CommandText ="DELETE FROM Employee WHERE ID = '9'";
numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows deleted = " + numberOfRows);
mySqlConnection.Close();
SqlCommand mySqlCommand = mySqlConnection.CreateCommand();
mySqlCommand.CommandText ="INSERT INTO Employee (ID, FirstName) VALUES (" +
" 9, 'Jason')";
mySqlConnection.Open();
int numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows added = " + numberOfRows);
DisplayRow(mySqlCommand, "9");
mySqlCommand.CommandText = "UPDATE Employee SET FirstName = 'New' WHERE ID = '9'";
numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows updated = " + numberOfRows);
DisplayRow(mySqlCommand, "9");
mySqlCommand.CommandText ="DELETE FROM Employee WHERE ID = '9'";
numberOfRows = mySqlCommand.ExecuteNonQuery();
Console.WriteLine("Number of rows deleted = " + numberOfRows);
mySqlConnection.Close();
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