SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function round (children 1)
     ExpressionList (children 1)
      Function quantileDistinctMerge (children 2)
       ExpressionList (children 1)
        Function tupleElement (children 1)
         ExpressionList (children 2)
          Function tuple (children 1)
           ExpressionList (children 1)
            Asterisk
          Literal UInt64_1
       ExpressionList (children 1)
        Literal Float64_0.1
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t1
