From: | Thomas Munro <munro(at)ip9(dot)org> |
---|---|
To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Craig Ringer <craig(at)2ndquadrant(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: SKIP LOCKED DATA (work in progress) |
Date: | 2014-06-29 09:01:09 |
Message-ID: | CADLWmXUuy0w+kM8-5sf=oW-ZwEtKK0GTjfGxUWXC_EduOYBwAw@mail.gmail.com |
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Lists: | pgsql-hackers |
On 23 May 2014 21:18, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Fri, May 23, 2014 at 3:24 PM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>> PostgreSQL already chose to follow the Oracle syntax when we
>> implemented NOWAIT. So my proposal is that we follow the Oracle syntax
>> again and use the words SKIP LOCKED.
>>
>> I don't see any advantage in inventing new syntax that leaves us
>> incompatible with Oracle, nor do I see any need to be compatible with
>> both Oracle and DB2 since the latter is much less likely to gain us
>> anything in practice.
>
> +1.
Hello
Please find attached a rebased version of my SKIP LOCKED
patch (formerly SKIP LOCKED DATA), updated to support only the
Oracle-like syntax.
I posted a small test program here:
https://github.com/macdice/skip-locked-tests
Would anyone who is interested in a SKIP LOCKED feature and
attending the CHAR(14)/PGDay UK conference next week be
interested in a birds-of-a-feather discussion?
Best regards,
Thomas Munro
Attachment | Content-Type | Size |
---|---|---|
skip-locked-v6.patch | text/x-patch | 62.6 KB |
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