Re: [HACKERS] [PATCH] pageinspect function to decode infomasks
Alvaro Herrera <alvherre@alvh.no-ip.org>
From: Alvaro Herrera from 2ndQuadrant <alvherre@alvh.no-ip.org>
To: Masahiko Sawada <sawada.mshk@gmail.com>
Cc: Michael Paquier <michael@paquier.xyz>, Amit Kapila <amit.kapila16@gmail.com>, Craig Ringer <craig@2ndquadrant.com>, Ashutosh Sharma <ashu.coek88@gmail.com>, Julien Rouhaud <rjuju123@gmail.com>, Peter Geoghegan <pg@bowt.ie>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Abhijit Menon-Sen <ams@2ndquadrant.com>, Peter Eisentraut <peter.eisentraut@2ndquadrant.com>, Pavan Deolasee <pavan.deolasee@2ndquadrant.com>
Date: 2019-09-11T15:29:57Z
Lists: pgsql-hackers
On 2019-Sep-11, Masahiko Sawada wrote: > On Wed, Sep 11, 2019 at 1:46 PM Michael Paquier <michael@paquier.xyz> wrote: > > > > On Tue, Sep 10, 2019 at 08:29:43AM +0530, Amit Kapila wrote: > > > Good thought, but I think even if we want to change the name of > > > tuple_data_split, it might be better done separately. > > > > Yes, that's not the problem of this patch. Not sure if it actually > > makes sense either to change it. > > Hmm it will be more consistent with other functions but I think we > would need to increase the pageinspect version to 1.8 and need the new > sql file to rename the function name. And it will be for PG12, not > PG13. If we have to do it someday I think it's better to do it in PG12 > that the table AM has been introduced to. Anyway I've attached > separate patch for it. I'd rather not change the name of the existing function ... that function is pretty old (it was introduced in 9.6, commit d6061f83a166). I think we can regard that name as an historical accident, and use a modern name convention for the new function (and any hypothetical future ones) that will, sadly, collide with the historical name for the old function. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
Commits
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Redesign pageinspect function printing infomask bits
- 58b4cb30a5bf 13.0 landed
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Add to pageinspect function to make t_infomask/t_infomask2 human-readable
- ddbd5d873161 13.0 landed
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Improve documentation of pageinspect
- 1fb2d78cb946 10.11 landed
- 6472d7ad5d70 11.6 landed
- 08e68825c1d6 12.0 landed
- 292ae8af79b4 13.0 landed
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Improve pageinspect module
- d6061f83a166 9.6.0 cited