plsql - Grant truncate privilege to some tables of different user in Oracle -

how grant truncate privilege tables of different user in oracle , same ..how can in oracle 11 g..anyone please on this

create procedure can truncate table,

create or replace procedure do_truncate (tab_name in varchar2)   begin  execute immediate 'truncate table '||tab_name||';';  end;  /   grant execute on do_truncate dave;