SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (alias s) (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Function plus (alias key) (children 1)
            ExpressionList (children 2)
             Identifier number
             Literal UInt64_2
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_4
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier test (alias t)
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier key
   ExpressionList (children 2)
    OrderByElement (children 1)
     Identifier s.key
    OrderByElement (children 1)
     Identifier t.key
