SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function mergeTreeIndex (children 1)
       ExpressionList (children 2)
        Function currentDatabase (children 1)
         ExpressionList
        Identifier t_index_granularity
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier ALL
