Re: [BUGS] initdb fail to execute

2013-05-07 Thread Hari Babu
On Sunday, May 05, 2013 1:15 AM Jinu K J wrote:

Hi,

We are trying install postgresql 9.2.3 version for windows xp.

Below issue happen only for this particular PC.

Other windows XP installations are ok.

Here initdb command failed mentioning that , it is able to find postgres ,
but version mismatched.

 

Can you please check is there any other version of postgres present in the
machine?

 

Regards,

Hari babu.



Re: [BUGS] BUG #8127: After failed insert a select to figure out what failed is rejected

2013-05-07 Thread Amit Kapila
On Monday, April 29, 2013 4:54 PM matti aarnio wrote:
 The following bug has been logged on the website:
 
 Bug reference:  8127
 Logged by:  Matti Aarnio
 Email address:  matti.aar...@methics.fi
 PostgreSQL version: 9.2.4
 Operating system:   Fedora 18
 Description:
 
 With table:
 
   CREATE TABLE demo (
  pkey INTEGER PRIMARY KEY,
  key2 VARCHAR UNIQUE,
  key3 VARCHAR UNIQUE
   );
 
 An insert that fails secondary constraint key does return SQL State
 23505,
 and maybe an explanation message telling that Key (key3)=..  is
 duplicate.
 
 With Oracle we ask a SELECT after such an error on that table for all
 possibly existing secondary keys values, and get them to report
 detailed
 conflict information.
 
 With PostgreSQL we get following error on those error analysis SELECTs:
   ERROR: current transaction is aborted,
 commands ignored until end of transaction block
 
 Could PostgreSQL be similarly permissive (with respect of Oracle)
 allowing
 SELECTs within same transaction context that was already rejected?

As per current implementation PostgreSQL behavior is different from Oracle in 
the scenario mentioned by you. 
However you can try by using Savepoint before failing statement and then after 
failure do Rollback To Savepoint_name and then call your select statement.
This will make you select statement run in top transaction context.


With Regards,
Amit Kapila.



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Re: [BUGS] BUG #8043: 9.2.4 doesn't open WAL files from archive, only looks in pg_xlog

2013-05-07 Thread Heikki Linnakangas

On 08.04.2013 18:58, Jeff Bohmer wrote:


On Apr 6, 2013, at 1:24 PM, Jeff Janesjeff.ja...@gmail.com  wrote:


On Sat, Apr 6, 2013 at 1:24 AM, Heikki Linnakangas
hlinnakan...@vmware.comwrote:


Perhaps we should improve the documentation to make it more explicit that
backup_label must be included in the backup. The docs already say that,
though, so I suspect that people making this mistake have not read the docs
very carefully anyway.


I don't think the docs are very clear on that.  They say This file will of
course be archived as a part of your backup dump file, but will be does
not imply must be.  Elsewhere it emphasizes that the label you gave to
pg_start_backup is written into the file, but doesn't really say what the
file itself is there for.  To me it seems to imply that the file is there
for your convenience, to hold that label, and not as a critical part of the
system.

Patch attached, which I hope can be back-patched.  I'll also add it to
commitfest-Next.


I think this documentation update would be helpful.


Committed that.

- Heikki


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[BUGS] BUG #8139: initdb: Misleading error message when current user not in /etc/passwd

2013-05-07 Thread nicolas
The following bug has been logged on the website:

Bug reference:  8139
Logged by:  Nicolas Marchildon
Email address:  nico...@marchildon.net
PostgreSQL version: 9.2.4
Operating system:   RHEL 6
Description:

Running initdb while logged in as a user that has no entry in /etc/passwd,
which happens when authenticating with Kerberos, and missing sssd-client
prints a misleading error message:

initdb: could not obtain information about current user: Success

The misleading part is the Success. This comes from errno:

pw = getpwuid(geteuid());
if (!pw)
{
fprintf(stderr,
  _(%s: could not obtain information about current
user: %s\n),
progname, strerror(errno));
exit(1);
}

The man page says:

RETURN VALUE
   The  getpwnam()  and  getpwuid() functions return a pointer to a
passwd
   structure, or NULL if the matching entry  is  not  found  or  an 
error
   occurs.   If an error occurs, errno is set appropriately.  If one
wants
   to check errno after the call, it should be  set  to  zero  before 
the
   call.

First, initdb's get_id function does not set errno to zero, which is a bug.
Second, when the return value is NULL, it should only print strerror(errno)
when errno != 0.



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Re: [BUGS] BUG #8139: initdb: Misleading error message when current user not in /etc/passwd

2013-05-07 Thread Tom Lane
nico...@marchildon.net writes:
 initdb: could not obtain information about current user: Success

 The misleading part is the Success. This comes from errno:

 pw = getpwuid(geteuid());
 if (!pw)
 {
 fprintf(stderr,
   _(%s: could not obtain information about current
 user: %s\n),
 progname, strerror(errno));
 exit(1);
 }

 The man page says:

 RETURN VALUE
The  getpwnam()  and  getpwuid() functions return a pointer to a
 passwd
structure, or NULL if the matching entry  is  not  found  or  an 
 error
occurs.   If an error occurs, errno is set appropriately.  If one
 wants
to check errno after the call, it should be  set  to  zero  before 
 the
call.

AFAICS, getpwuid is not honoring its specification here: it failed to
set errno.  I don't see that suppressing the strerror result would add
anything much.

regards, tom lane


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Re: [BUGS] BUG #8139: initdb: Misleading error message when current user not in /etc/passwd

2013-05-07 Thread Alvaro Herrera
Tom Lane wrote:
 nico...@marchildon.net writes:

  The man page says:
 
  RETURN VALUE
 The  getpwnam()  and  getpwuid() functions return a pointer to a
  passwd
 structure, or NULL if the matching entry  is  not  found  or  an 
  error
 occurs.   If an error occurs, errno is set appropriately.  If one
  wants
 to check errno after the call, it should be  set  to  zero  before 
  the
 call.
 
 AFAICS, getpwuid is not honoring its specification here: it failed to
 set errno.  I don't see that suppressing the strerror result would add
 anything much.

Well, in this case no error occured, but no matching entry was found.
The wording in the manpage is explicit that there not being an entry is
not an error.

-- 
Álvaro Herrerahttp://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training  Services


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