SelectQuery query = OQL

  .SelectFrom(NW.Order)

  .Where(NW.Order.ShipVia == 2)

  .OrderBy(NW.Order.CustomerID);

// default : MS SQL Server, Oracle, etc...

OQL.DefaultSqlBuilder = CustomSqlBuilder.Default;

Console.WriteLine(query);

// Microsoft Access

Console.WriteLine();

Console.WriteLine(query.ToString(CustomSqlBuilder.Access));

// MySQL

OQL.DefaultSqlBuilder = CustomSqlBuilder.MySQL;

Console.WriteLine();

Console.WriteLine(query);