SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 4)
          ExpressionList (children 2)
           Identifier number
           Function groupArray (alias agg) (children 1)
            ExpressionList (children 1)
             Function repeat (children 1)
              ExpressionList (children 2)
               Function toString (children 1)
                ExpressionList (children 1)
                 Identifier number
               Literal UInt64_1000000
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_1000000
          ExpressionList (children 1)
           Identifier number
          Function notEmpty (children 1)
           ExpressionList (children 1)
            Identifier agg
