| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | Siddharth Jain <siddhsql(at)gmail(dot)com> |
| Cc: | "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Question regarding how databases support atomicity |
| Date: | 2024-05-04 03:13:16 |
| Message-ID: | CAKFQuwbSYnTbWtXqMCbOYtEec1ot28Bjvyx+MsqW-USw4mOu_w@mail.gmail.com |
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| Lists: | pgsql-general |
On Friday, May 3, 2024, David G. Johnston <david(dot)g(dot)johnston(at)gmail(dot)com>
wrote:
> On Friday, May 3, 2024, Siddharth Jain <siddhsql(at)gmail(dot)com> wrote:
>
>>
>>
>> On Fri, May 3, 2024 at 8:00 PM Siddharth Jain <siddhsql(at)gmail(dot)com> wrote:
>>
>>>
>>>
>>> The way I understand this is that if there is a failure in-between, we
>>> start undoing and reverting the previous operations one by one.
>>>
>>
> You need to ensure a “begin” happens before Step 1 and a “commit” after
> Step 3.
>
As described in our documentation.
https://www.postgresql.org/docs/current/tutorial-transactions.html
David J.
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