| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Daniel F <dbf13db(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Weird behavior with "sensitive" cursors. |
| Date: | 2009-10-01 19:40:46 |
| Message-ID: | [email protected] |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
Tom Lane escribió:
> Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> > Tom Lane escribió:
> >> Well, the first problem is that 8.4 is failing to duplicate the
> >> historical behavior.
>
> > Oh! That's easy.
>
> I don't think that testing rowMarks is the right thing at all here.
> That tells you whether it's a SELECT FOR UPDATE, but actually we
> want any cursor (and only cursors) to have a private snapshot.
The attached patch implements this. I intend to apply to 8.4 and HEAD
shortly.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
| Attachment | Content-Type | Size |
|---|---|---|
| snapmgr-bugfix-2.patch | text/x-diff | 3.1 KB |
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