public void updateBillByID(int id)
{
string connectionString = @"Data Source=cdb.c1lbyzt9l8fn.us-west-2.rds.amazonaws.com,1433;" + "Initial Catalog=cis;" + "User id=sonaaaa;" + "Password=mo7senzzzz;";
SqlConnection myConnection = new SqlConnection(connectionString);
bill bill = new bill();
myConnection.Open();
SqlCommand myCommand = new SqlCommand();
myCommand.CommandText = "UPDATE bill SET id =" + id + ",billNumber ='" + bill.getBillNumber().ToString() + "',date ='" + bill.getBDate() + "', value ='" + bill.getValue().ToString() + "', paid = '" + bill.getPaid().ToString() + "' WHERE ID = " + id + ";";
myCommand.Connection = myConnection;
myCommand.ExecuteNonQuery();
myConnection.Close();
}
public void insertBill(bill bill)
{
string connectionString = @"Data Source=cdb.c1lbyzt9l8fn.us-west-2.rds.amazonaws.com,1433;" + "Initial Catalog=cis;" + "User id=sonaaaa;" + "Password=mo7senzzzz;";
SqlConnection myConnection = new SqlConnection(connectionString);
myConnection.Open();
SqlCommand myCommand = new SqlCommand();
myCommand.CommandText = "insert into bill (id,date,value,paid) Values ('" + bill.getID().ToString() + "','" + bill.getBDate() + "','" + bill.getValue() + "','" + bill.getPaid() + "') ; ";
myCommand.Connection = myConnection;
myCommand.ExecuteNonQuery();
myConnection.Close();
}