SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function plus (children 1)
     ExpressionList (children 2)
      Identifier key
      Literal UInt64_1
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier join_with_index
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Subquery (alias js2) (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 2)
           Identifier key
           Identifier data
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier join_with_index
          Function in (children 1)
           ExpressionList (children 2)
            Function toUInt64 (children 1)
             ExpressionList (children 1)
              Identifier data
            Literal Tuple_(UInt64_0, UInt64_529335254087962442)
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier key