SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier minmax_dt
        Literal UInt64_1
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier minmax_dt
        Literal UInt64_2
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function mergeTreeIndex (children 1)
       ExpressionList (children 3)
        Function currentDatabase (children 1)
         ExpressionList
        Identifier x
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier with_minmax
          Literal UInt64_1
