SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier fill
   ExpressionList (children 1)
    OrderByElement (children 3)
     Identifier a
     Literal Int64_-10
     Literal UInt64_10
