| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Stephen Frost <sfrost(at)snowman(dot)net> |
| Cc: | David Steele <david(at)pgmasters(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, tushar <tushar(dot)ahuja(at)enterprisedb(dot)com>, Prabhat Sahu <prabhat(dot)sahu(at)enterprisedb(dot)com>, Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Kuntal Ghosh <kuntalghosh(dot)2007(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: increasing the default WAL segment size |
| Date: | 2017-03-25 15:38:53 |
| Message-ID: | c66c1b54-0c5a-07e6-3ea6-9bd2e0abd1c5@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 3/24/17 08:18, Stephen Frost wrote:
> Peter,
>
> * Peter Eisentraut (peter(dot)eisentraut(at)2ndquadrant(dot)com) wrote:
>> There is a function for that.
> [...]
>> There is not a function for that, but there could be one.
>
> I'm not sure you've really considered what you're suggesting here.
Create a set-returning function that returns all the to-be-expected file
names between two LSNs.
> Beyond that, this also bakes in an assumption that we would then require
> access to a database
That is a good point, but then any change to the naming whatsoever will
create trouble. Then we might as well choose which specific trouble.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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