2019年6月19日 星期三

[ORACLE] 建立唯讀權限的帳號

--建立唯讀權限帳號
CREATE USER readonly_user
 IDENTIFIED BY readonly_user
 DEFAULT TABLESPACE users
 TEMPORARY TABLESPACE temp;
GRANT CREATE SESSION to readonly_user

--建立JOB,每日00:00 GRANT一次權限

DECLARE
  x NUMBER;
BEGIN
  SYS.DBMS_JOB.SUBMIT
  ( job       => x
   ,what      => 'BEGIN
                       FOR i IN (SELECT table_name FROM all_tables WHERE owner='myuser')
                         LOOP
                              EXECUTE IMMEDIATE 'GRANT SELECT ON myuser.' || i.table_name || ' TO readonly_user';
                         END LOOP;
                       END;'
   ,next_date => to_date('20/06/2019 00:00:00','dd/mm/yyyy hh24:mi:ss')
   ,interval  => 'null'
   ,no_parse  => FALSE
  );
  SYS.DBMS_OUTPUT.PUT_LINE('Job Number is: ' || to_char(x));
COMMIT;
END;

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