Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread David Fetter
On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:
 I did an audio interview today, and it is online now:
 
   
 http://bsdtalk.blogspot.com/2006/02/bsdtalk015-interview-with-postgresql.html

Great interview.  You hit a lot of the high points :)

You mentioned in-place upgrade scripts.  Are those in contrib/
somewhere?  On GBorg?  On PgFoundry?  If not, could you put them
somewhere?  As far as converting them from shell to Perl, I'm sure
you'll find a flock of volunteers to help.

Cheers,
D
-- 
David Fetter [EMAIL PROTECTED] http://fetter.org/
phone: +1 415 235 3778

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Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread Bruce Momjian
David Fetter wrote:
 On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:
  I did an audio interview today, and it is online now:
  

  http://bsdtalk.blogspot.com/2006/02/bsdtalk015-interview-with-postgresql.html
 
 Great interview.  You hit a lot of the high points :)
 
 You mentioned in-place upgrade scripts.  Are those in contrib/
 somewhere?  On GBorg?  On PgFoundry?  If not, could you put them

/contrib/pgupgrade

 somewhere?  As far as converting them from shell to Perl, I'm sure
 you'll find a flock of volunteers to help.

Yea, but the problem with modifying the disk pages is still a problem.

-- 
  Bruce Momjian|  http://candle.pha.pa.us
  pgman@candle.pha.pa.us   |  (610) 359-1001
  +  If your life is a hard drive, |  13 Roberts Road
  +  Christ can be your backup.|  Newtown Square, Pennsylvania 19073

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Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread David Fetter
On Wed, Feb 08, 2006 at 09:00:46AM -0500, Bruce Momjian wrote:
 David Fetter wrote:
  On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:
  
  You mentioned in-place upgrade scripts.  Are those in contrib/
  somewhere?  On GBorg?  On PgFoundry?  If not, could you put them
 
   /contrib/pg_upgrade

I see it in the attic, but not in CVS TIP.  Is there some way to get
it back?  Or should it go somewhere else until it's at least slightly
working?

  somewhere?  As far as converting them from shell to Perl, I'm sure
  you'll find a flock of volunteers to help.
 
 Yea, but the problem with modifying the disk pages is still a
 problem.

I understand that not everybody will choose this path, but we've gone
to a *lot* of trouble--and as you pointed out, have benefitted
directly from the effort--to provide pointy-hair checkboxes like the
Windows port.  In-place upgrade is one of those checkboxes, and I'm
pretty confident that getting it working will have at a minimum the
same benefits to the rest of the code that making the Windows port
did.

Cheers,
D
-- 
David Fetter [EMAIL PROTECTED] http://fetter.org/
phone: +1 415 235 3778

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Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread Andrew Dunstan

David Fetter wrote:


On Wed, Feb 08, 2006 at 09:00:46AM -0500, Bruce Momjian wrote:
 


David Fetter wrote:
   


On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:

You mentioned in-place upgrade scripts.  Are those in contrib/
somewhere?  On GBorg?  On PgFoundry?  If not, could you put them
 


/contrib/pg_upgrade
   



I see it in the attic, but not in CVS TIP.  Is there some way to get
it back?  Or should it go somewhere else until it's at least slightly
working?
 



There is a pgfoundry project, but it appears to be dead: 
http://pgfoundry.org/projects/pgupgrade


This would be a very fine project for someone to pick up (maybe one of 
the corporate supporters could sponsor someone to work on it?)


cheers

andrew



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Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread Rick Gigger

On Feb 8, 2006, at 7:00 AM, Bruce Momjian wrote:


David Fetter wrote:

On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:

I did an audio interview today, and it is online now:

  http://bsdtalk.blogspot.com/2006/02/bsdtalk015-interview-with- 
postgresql.html


Great interview.  You hit a lot of the high points :)

You mentioned in-place upgrade scripts.  Are those in contrib/
somewhere?  On GBorg?  On PgFoundry?  If not, could you put them


/contrib/pgupgrade


somewhere?  As far as converting them from shell to Perl, I'm sure
you'll find a flock of volunteers to help.


Yea, but the problem with modifying the disk pages is still a problem.


Maybe this is totally crazy, but for those not using slony but are  
using incremental backup and want to upgrade without doing a time  
consuming dump / reload (this is not actually a problem for me as my  
data is not so large that a dump reload is a huge problem) would it  
be possible to apply pgupgrade to the physical backup before you  
restore, then also alter each WAL record as it is restored so that it  
restores all new pages in the new format.


Then you could do all the work on a different box and quickly switch  
over to it after the restore is complete.  You could eliminate most  
of the downtime.


Is that even feasible?  Not something that would help me now but it  
might make some people very happy (and maybe someday I will need it  
as well.)


Rick

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Re: [HACKERS] [pgsql-advocacy] Audio interview

2006-02-08 Thread Bruce Momjian
David Fetter wrote:
 On Wed, Feb 08, 2006 at 09:00:46AM -0500, Bruce Momjian wrote:
  David Fetter wrote:
   On Tue, Feb 07, 2006 at 11:43:40PM -0500, Bruce Momjian wrote:
   
   You mentioned in-place upgrade scripts.  Are those in contrib/
   somewhere?  On GBorg?  On PgFoundry?  If not, could you put them
  
  /contrib/pg_upgrade
 
 I see it in the attic, but not in CVS TIP.  Is there some way to get
 it back?  Or should it go somewhere else until it's at least slightly
 working?

I think from cvsweb you can get to the Attic files.


-- 
  Bruce Momjian|  http://candle.pha.pa.us
  pgman@candle.pha.pa.us   |  (610) 359-1001
  +  If your life is a hard drive, |  13 Roberts Road
  +  Christ can be your backup.|  Newtown Square, Pennsylvania 19073

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TIP 9: In versions below 8.0, the planner will ignore your desire to
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