internal static string ExpressionToOQL(DbContext context, Expression node, out OQLBuilder oqlBuilder)
{
Debug.Assert(node != null);
ValidationResult result = new OQLQueryAnalyzer(node).ValidateQuery();
if (!result.IsValid)
{
throw new Exception(result.Reason);
}
oqlBuilder = new OQLBuilder(context);
oqlBuilder.Visit(node);
return(oqlBuilder.BuildQuery());
}