SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (alias a) (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Function numbers (alias b) (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
     TableJoin (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier a.number
        Identifier b.number
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier a.number