SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function greater (children 1)
     ExpressionList (children 2)
      Function max (children 1)
       ExpressionList (children 1)
        Function cityHash64 (children 1)
         ExpressionList (children 1)
          Asterisk
      Literal UInt64_0
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 2)
           Function quantile (children 2)
            ExpressionList (children 1)
             Identifier d
            ExpressionList (children 1)
             Literal Float64_0.1
           Function quantile (children 2)
            ExpressionList (children 1)
             Identifier d
            ExpressionList (children 1)
             Literal Float64_0.5
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier datetime
