SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Function sum (children 1)
     ExpressionList (children 1)
      Identifier id
    Function sum (children 1)
     ExpressionList (children 1)
      Identifier val
    Function max (children 1)
     ExpressionList (children 1)
      Identifier s
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier codecs
