Re: password / last record

2002-10-10 Thread kayamboo
Hi Arjen

 If that is the case, suppose if I have forgotten the string password of
a particular user But I want to grant certain privileges to him,
 is

  GRANT  DELETE ,. ON Database Name TO User Name IDENTIFIED BY
'Encrypted Password'

  valid ?


regards

- Original Message -
From: "Arjen Lentz" [EMAIL PROTECTED]
To: "kayamboo" [EMAIL PROTECTED]
Cc: "list mysql" [EMAIL PROTECTED]
Sent: Thursday, October 10, 2002 1:08 PM
Subject: Re: password / last record


 Hi,

 On Thu, 2002-10-10 at 10:57, kayamboo wrote:
 1. Is there anyway to know the string value of the password using the
  encrypted value , from the mysql.user table ?

 No. It's scrambled with a one-way (lossy) algorithm.

 2. How can I know the most recently entered record, that does not
have an
  AUTOINCREMENT column ?

 You can't.
 Rows are by definition un-ordered in SQL databases, because storage is
 an internal matter for the server, it can do it any way it sees fit
 (it'll depend on the format, and other considerations like filling gaps
 of deleted rows, etc).

 The only logical ordering is one you put in (with AUTO_INCREMENT or
 timestamps or whatever). Actually you would only see that order if you
 use SELECT ... ORDER BY ... Otherwise, output is also unordered!
 (the fact that it may appear ordered while not using ORDER BY is purely
 coincidence: delete a row and insert a new one and you'll definitely
 find more disorder ;-)


 Regards,
 Arjen.

 --
 MySQL Training in Auckland and Sydney, http://www.mysql.com/training/
 Purchase Training, Support, Licenses @ https://order.mysql.com/?marl
__  ___ ___   __
   /  |/  /_ __/ __/ __ \/ /Mr. Arjen G. Lentz [EMAIL PROTECTED]
  / /|_/ / // /\ \/ /_/ / /__   MySQL AB, Technical Writer, Trainer
 /_/  /_/\_, /___/\___\_\___/   Brisbane, QLD Australia
___/   www.mysql.com



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password / last record

2002-10-09 Thread kayamboo
sql, query

Hello Folks

   1. Is there anyway to know the string value of the password using the
encrypted value , from the mysql.user table ?
   2. How can I know the most recently entered record, that does not have an
AUTOINCREMENT column ?


Thanks for the tips.




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Re: password / last record

2002-10-09 Thread Arjen Lentz

Hi,

On Thu, 2002-10-10 at 10:57, kayamboo wrote:
1. Is there anyway to know the string value of the password using the
 encrypted value , from the mysql.user table ?

No. It's scrambled with a one-way (lossy) algorithm.

2. How can I know the most recently entered record, that does not have an
 AUTOINCREMENT column ?

You can't.
Rows are by definition un-ordered in SQL databases, because storage is
an internal matter for the server, it can do it any way it sees fit
(it'll depend on the format, and other considerations like filling gaps
of deleted rows, etc).

The only logical ordering is one you put in (with AUTO_INCREMENT or
timestamps or whatever). Actually you would only see that order if you
use SELECT ... ORDER BY ... Otherwise, output is also unordered!
(the fact that it may appear ordered while not using ORDER BY is purely
coincidence: delete a row and insert a new one and you'll definitely
find more disorder ;-)


Regards,
Arjen.

-- 
MySQL Training in Auckland and Sydney, http://www.mysql.com/training/
Purchase Training, Support, Licenses @ https://order.mysql.com/?marl
   __  ___ ___   __
  /  |/  /_ __/ __/ __ \/ /Mr. Arjen G. Lentz [EMAIL PROTECTED]
 / /|_/ / // /\ \/ /_/ / /__   MySQL AB, Technical Writer, Trainer
/_/  /_/\_, /___/\___\_\___/   Brisbane, QLD Australia
   ___/   www.mysql.com

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