| From: | Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> |
|---|---|
| To: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Toast issues with OldestXmin going backwards |
| Date: | 2018-04-21 13:16:27 |
| Message-ID: | 87h8o4d84f.fsf@news-spur.riddles.org.uk |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
>>>>> "Amit" == Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> writes:
Amit> (c) Change the logic during rewrite such that it can detect this
Amit> situation and skip copying the tuple in the main table,
So I dug into this one and it looks to me like the best approach. Here's
a draft patch against 10-stable, if nobody can think of any showstoppers
then I'll do the rest of the versions and commit them.
--
Andrew (irc:RhodiumToad)
| Attachment | Content-Type | Size |
|---|---|---|
| toastvac.patch | text/x-patch | 7.2 KB |
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