SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function SUM (children 1)
       ExpressionList (children 1)
        Identifier value
      Function plus (children 1)
       ExpressionList (children 2)
        Function plus (children 1)
         ExpressionList (children 2)
          Literal UInt64_1
          Literal UInt64_99
        Literal UInt64_900
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier 01504_test
   Function in (children 1)
    ExpressionList (children 2)
     Identifier key
     Literal Tuple_(\'1_1\', \'99_1\', \'900_1\')