SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 1)
           Function count (children 1)
            ExpressionList (children 1)
             Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier t7 (alias ref_0)
          Function notEquals (children 1)
           ExpressionList (children 2)
            Identifier ref_0.c57
            Function multiIf (children 1)
             ExpressionList (children 3)
              Function equals (children 1)
               ExpressionList (children 2)
                Literal UInt64_1
                Literal UInt64_1
              Literal Float64_nan
              Identifier ref_0.c57
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 1)
           Function count (children 1)
            ExpressionList (children 1)
             Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier t7 (alias ref_0)
          Function notEquals (children 1)
           ExpressionList (children 2)
            Identifier ref_0.c57
            Literal Float64_nan
