Re: [GENERAL] Theory question

2013-11-12 Thread Raghavendra
On Tue, Nov 12, 2013 at 6:57 AM, Jayadevan M maymala.jayade...@gmail.comwrote: Hi, What are the real differences between the bgwriter and checkpointer process? Both of them write data from the buffer to the data files, right? Is it just a matter of 'when' they write? Regards, Jayadevan

Re: [GENERAL] Theory question

2013-11-12 Thread dinesh kumar
On Tue, Nov 12, 2013 at 6:57 AM, Jayadevan M maymala.jayade...@gmail.comwrote: Hi, What are the real differences between the bgwriter and checkpointer process? Both of them write data from the buffer to the data files, right? Is it just a matter of 'when' they write? I believe, Checkpoint

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Francisco Figueiredo Jr.
Em 12/11/2013 03:37, Brian Crowell br...@fluggo.com escreveu: On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote: I think I'm getting closer though. I have psql on Windows successfully authenticating, so I can't be too far off. Got it. The NpgsqlPasswordPacket class

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Magnus Hagander
On Tue, Nov 12, 2013 at 6:56 AM, Christian Ullrich ch...@chrullrich.netwrote: * From: Brian Crowell On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote: I think I'm getting closer though. I have psql on Windows successfully authenticating, so I can't be too far off.

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Brian Crowell
On Tue, Nov 12, 2013 at 5:45 AM, Francisco Figueiredo Jr. franci...@npgsql.org wrote: It would be awesome if you could write a little guide about how to configure PostgreSQL to work with sspi authentication from Windows. I could add it to our Npgsql user manual... A guide will have to wait

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Brian Crowell
On Tue, Nov 12, 2013 at 9:13 AM, Brian Crowell br...@fluggo.com wrote: net ads keytab add postgres/machinen...@realm.com -U DOMAIN\Administrator net ads keytab add postgres/machinename.domain@realm.com -U DOMAIN\Administrator D'oh! These should be: net ads keytab add

[GENERAL] select Xpath is returning values with {}

2013-11-12 Thread gajendra s v
Hi All, How to remove {} from output I am using below query select (xpath('//Grading_Automated',(select xmlgrading from km_course_mast where id='10'))) from km_course_mast where id='10' The out is below {Grading_Automated /Grading_Automated} Thanks, Gajendra

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Brian Crowell
On Mon, Nov 11, 2013 at 11:56 PM, Christian Ullrich ch...@chrullrich.net wrote: On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote: * If I don't specify my username, Npgsql sends it in lowercase bcrowell Hmm. That is related one problem I've been having with SSPI auth from

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Christian Ullrich
* From: Brian Crowell On Mon, Nov 11, 2013 at 11:56 PM, Christian Ullrich ch...@chrullrich.net wrote: On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote: * If I don't specify my username, Npgsql sends it in lowercase bcrowell Hmm. That is related one problem I've

Re: [GENERAL] select Xpath is returning values with {}

2013-11-12 Thread dinesh kumar
On Tue, Nov 12, 2013 at 8:46 PM, gajendra s v svgajen...@gmail.com wrote: Hi All, How to remove {} from output I am using below query select (xpath('//Grading_Automated',(select xmlgrading from km_course_mast where id='10'))) from km_course_mast where id='10' The out is below

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Brian Crowell
On Tue, Nov 12, 2013 at 10:03 AM, Christian Ullrich ch...@chrullrich.net wrote: Pseudocode: n = GetUserNameEx(NameSamCompatible)// logon screen case NameTranslate.Set(ADS_NAME_TYPE_NT4, n) n = NameTranslate.Get(ADS_NAME_TYPE_DOMAIN_SIMPLE) // official case n =

Re: [GENERAL] Cannot import logs from csv

2013-11-12 Thread GRIFFITHS H.P.
Something else that causes a similar error is if the PostgreSQL daemon is restarted in the middle of logging a query. The log line is truncated and the next log line starts straight after the truncated line without even a newline in between. The problematic line can be many lines before where

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Brian Crowell
On Tue, Nov 12, 2013 at 5:45 AM, Francisco Figueiredo Jr. franci...@npgsql.org wrote: I'm looking forward your patch. Npgsql source can be found at github.com/npgsql/Npgsql I figured out the username issue, and so I've sent a pull request: https://github.com/npgsql/Npgsql/pull/95 I encountered

Re: [GENERAL] Theory question

2013-11-12 Thread Kevin Grittner
Jayadevan M maymala.jayade...@gmail.com wrote: What are the real differences between the bgwriter and checkpointer process? Both of them write data from the buffer to the data files, right? Is it just a matter of 'when' they write? The checkpointer process is responsible for creating safe

Re: [GENERAL] GSSAPI server side on Linux, SSPI client side on Windows

2013-11-12 Thread Francisco Figueiredo Jr.
On Tue, Nov 12, 2013 at 4:17 PM, Brian Crowell br...@fluggo.com wrote: On Tue, Nov 12, 2013 at 5:45 AM, Francisco Figueiredo Jr. franci...@npgsql.org wrote: I'm looking forward your patch. Npgsql source can be found at github.com/npgsql/Npgsql I figured out the username issue, and so I've

Re: [GENERAL] simple query with radically different plan after 9.0 - 9.2 upgrade

2013-11-12 Thread Tom Lane
Kevin Goess kgo...@bepress.com writes: We noticed a big change after upgrading from 9.0 to 9.2. For *yesterday's*date, the query plan is fine, like you'd expect articles_1= explain (analyze, buffers) select 1 from hits_user_daily_count where userid = 1590185 and date =

Re: [GENERAL] Clang 3.3 Analyzer Results

2013-11-12 Thread Peter Eisentraut
On 11/11/13, 1:33 AM, Jeffrey Walton wrote: The analyzer is reporting some findings, and some of the findings look legitimate. We have been tracking clang scan-build results for some time, and fixed quite a few of them. Most of the remaining ones are false positives. Maybe there are still a

Re: [GENERAL] simple query with radically different plan after 9.0 - 9.2 upgrade

2013-11-12 Thread Kevin Goess
Thanks for the reply! Your analysis matches everything I see here, so what you say is probably the case. As to why it changed for us with the 9.0 = 9.2 upgrade, I also don't know--the change was pretty dramatic though. Since we've compensated for it, and since you say the current behavior is

Re: [GENERAL] simple query with radically different plan after 9.0 - 9.2 upgrade

2013-11-12 Thread Tom Lane
Kevin Goess kgo...@bepress.com writes: Now, the only way to get to a zero selectivity estimate for var = const is if the planner believes that the pg_stats most-common-values list for the column is complete, and the constant is nowhere in the list. So one plausible explanation for the change

[GENERAL] TCP_KEEPIDLE Question

2013-11-12 Thread Grant Fisher
Hello, I am running postgresql 9.3 (installed via the apt.postgresql.orgrepository) on Ubuntu 12.10. I just upgraded from 9.2 on a dev machine, and when looking through the logs, I noticed that there were a lot of entries stating LOG: setsockopt(TCP_KEEPIDLE) failed: Invalid argument. I was

Re: [GENERAL] Theory question

2013-11-12 Thread Jayadevan
Kevin Grittner-5 wrote The checkpointer process is responsible for creating safe points from which a recovery can begin; the background writer tries to keep some pages available for re-use so that processes running queries don't need to wait for page writes  in order to have free spots to use

Re: [GENERAL] TCP_KEEPIDLE Question

2013-11-12 Thread Tom Lane
Grant Fisher gfis...@pecanstreet.org writes: I am running postgresql 9.3 (installed via the apt.postgresql.orgrepository) on Ubuntu 12.10. I just upgraded from 9.2 on a dev machine, and when looking through the logs, I noticed that there were a lot of entries stating LOG: