Re: Undo Update

https://www.postgresql.org/docs/current/backup.html

Best regards

Den tors. 10. aug. 2023 kl. 11.18 skrev Rajesh Kumar <
rajeshkumar(dot)dba09(at)gmail(dot)com>:

> In that case, how to take a backup specifically before that update and are
> there any prequisites such as stopping the server when it happens? And then
> backup like that?
>
> On Thu, 10 Aug, 2023, 2:36 PM Holger Jakobs, <holger(at)jakobs(dot)com> wrote:
>
>> I'm afraid you will have to execute the SQL statement undoing it. Of you
>> don't know the previous values, you're out of luck.
>>
>> Then a backup is your best friend.
>>
>>
>> Am 10. August 2023 11:02:26 MESZ schrieb Rajesh Kumar <
>> rajeshkumar(dot)dba09(at)gmail(dot)com>:
>>
>>> Hi friends
>>>
>>> I was given a query to update the record in table A with where clause.
>>> But I executed it in production mistakenly without where clause so it
>>> updated incorrectly for all rows.
>>>
>>> How do I resolve this?
>>>
>>