Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Yoji
Hi Michael , Thank you for your information!! I understand. I'll consider to upgrade to 9.4.5. I'm grateful for all your support. Yoji -- View this message in context: http://postgresql.nabble.com/Streaming-replication-stacked-tp5880104p5880550.html Sent from the PostgreSQL - general

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Pavel Stehule
2016-01-06 8:08 GMT+01:00 Oleg Bartunov : > > > On Wed, Jan 6, 2016 at 7:41 AM, Jim Nasby > wrote: > >> On 1/5/16 10:03 PM, John R Pierce wrote: >> >>> On 1/5/2016 5:31 PM, Jim Nasby wrote: >>> IMHO, the real problem here is not simply a CoC, it is that the Postgres community doesn't fo

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Oleg Bartunov
On Wed, Jan 6, 2016 at 7:41 AM, Jim Nasby wrote: > On 1/5/16 10:03 PM, John R Pierce wrote: > >> On 1/5/2016 5:31 PM, Jim Nasby wrote: >> >>> IMHO, the real problem here is not simply a CoC, it is that the >>> Postgres community doesn't focus on developing the community itself. >>> The closest we

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Roxanne Reid-Bennett
On 1/5/2016 6:13 PM, Joshua D. Drake wrote: On 01/05/2016 05:31 PM, Jim Nasby wrote: Well, that highlights that it's not just about a CoC, it's the things that surround it. Especially what the conflict resolution policy is. I suspect JD thought about this because of a recent Facebook thread[1]

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Bret Stern
On Tue, 2016-01-05 at 22:41 -0600, Jim Nasby wrote: > On 1/5/16 10:03 PM, John R Pierce wrote: > > On 1/5/2016 5:31 PM, Jim Nasby wrote: > >> IMHO, the real problem here is not simply a CoC, it is that the > >> Postgres community doesn't focus on developing the community itself. > >> The closest w

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Tony Theodore
> On 6 Jan 2016, at 03:47, Joshua D. Drake wrote: > > In reflection, the only thing a CoC does is put in writing what behaviour we > as a project already require, so why not document it and use it as a tool to > encourage more contribution to our project? I fully agree with you. No one would

Re: [GENERAL] Efficiently selecting single row from a select with window functions row_number, lag and lead

2016-01-05 Thread Vitaly Burovoy
On 1/1/16, Andrew Bailey wrote: > I would like to do the following: > > select id, row_number() over w as rownum, lag(id, 1) over w as prev, > lead(id, 1) over w as next from route where id=1350 window w as (order by > shortname, id asc rows between 1 preceding and 1 following) order by > shortna

Re: [GENERAL] Efficiently selecting single row from a select with window functions row_number, lag and lead

2016-01-05 Thread David Rowley
On 2 January 2016 at 16:39, Andrew Bailey wrote: > I would like to do the following: > > select id, row_number() over w as rownum, lag(id, 1) over w as prev, > lead(id, 1) over w as next from route where id=1350 window w as (order by > shortname, id asc rows between 1 preceding and 1 following)

Re: [GENERAL] Efficiently selecting single row from a select with window functions row_number, lag and lead

2016-01-05 Thread Jim Nasby
On 1/1/16 9:39 PM, Andrew Bailey wrote: select id, row_number() over w as rownum, lag(id, 1) over w as prev, lead(id, 1) over w as next from route where id=1350 window w as (order by shortname, id asc rows between 1 preceding and 1 following) order by shortname, id ; However this gives the resul

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Jim Nasby
On 1/5/16 10:03 PM, John R Pierce wrote: On 1/5/2016 5:31 PM, Jim Nasby wrote: IMHO, the real problem here is not simply a CoC, it is that the Postgres community doesn't focus on developing the community itself. The closest we come to "focus" is occasional talk on -hackers about how we need more

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread John R Pierce
On 1/5/2016 5:31 PM, Jim Nasby wrote: IMHO, the real problem here is not simply a CoC, it is that the Postgres community doesn't focus on developing the community itself. The closest we come to "focus" is occasional talk on -hackers about how we need more developers. There is no formal discu

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Hi Adrian, Thank you very much for that link. It confirms what JD and John said, plus explains couple other moments to me. Thanks, Oleg On Tue, Jan 5, 2016 at 7:04 PM, Adrian Klaver wrote: > On 01/05/2016 04:12 PM, oleg yusim wrote: > > Hi Adrian, > > > > I meant a scenario, when user is tryi

Re: [GENERAL] COPY FROM STDIN

2016-01-05 Thread Jim Nasby
On 1/4/16 12:18 PM, Luke Coldiron wrote: Is there a way to achieve the performance of the COPY FROM STDIN command within a C extension function connected to the db connection that called the C function? I have text that I would like to receive as input to a C function that contains many COPY comm

Re: [GENERAL] to_timestamp alternatives

2016-01-05 Thread Jim Nasby
On 1/1/16 4:11 AM, Thomas Kellerer wrote: You only need to provide the text value to be casted (no format mask). Use only a single expression without those unnecessary parentheses: SELECT gmt_date||' '||lpad(gmt_time,8,'0')::timestamp You don't need the lpad() either: SELECT gmt_date

Re: [GENERAL] Getting the function definition from oid in before firing the function

2016-01-05 Thread Jim Nasby
On 1/5/16 8:13 AM, Mohammed Ajil wrote: Now my problem consists of two steps: - First I need to decide if the algorithm supports the trigger type (only of LANGUAGE PLPGSQL). plpgsql is NOT the only language that supports triggers. - Second I need to get the SQL command that the function will

Re: [GENERAL] Cannot upgrade from 9.3 to 9.4 using pg_upgrade

2016-01-05 Thread Jim Nasby
On 1/4/16 7:40 PM, Adrian Klaver wrote: or even better yet could you post the section of the log above the error? The server log itself might be useful, especially if full query logging was turned on. Dunno how easy/possible that is with pg_upgrade. -- Jim Nasby, Data Architect, Blue Treble C

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 05:31 PM, Jim Nasby wrote: Well, that highlights that it's not just about a CoC, it's the things that surround it. Especially what the conflict resolution policy is. I suspect JD thought about this because of a recent Facebook thread[1] about how the FreeBSD community just screwed

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Michael Paquier
On Wed, Jan 6, 2016 at 9:27 AM, Yoji wrote: > Hi Andreas and Michael, > > Thank you for your information! > > Let me know, which should I choose update to 9.4.5 Updating to 9.4.5 is highly recommended, and a separate issue. > or hot_standby_feedback off? Switching hot_standby_feedback to off de

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Jim Nasby
On 1/5/16 6:32 PM, Scott Marlowe wrote: I don't think I am a good person to rationalize their reasoning because I >don't like the idea of a CoC. That said, I think a lot of boils down to >perception, responsibility, accountability and the fact that a lot of people >are flat out jerks. I am not ta

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Hi Joe, Exactly how I marked it :) Thanks, Oleg On Tue, Jan 5, 2016 at 6:50 PM, Joe Conway wrote: > On 01/05/2016 04:32 PM, John R Pierce wrote: > > On 1/5/2016 4:12 PM, oleg yusim wrote: > >> I meant a scenario, when user is trying to connect to database > >> (doesn't matter what interface)

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
John, Thanks, what you are saying makes sense. I agree, it would cause all user to go through authentication/authorization loop all over and terminate all running transactions too. Thanks, Oleg On Tue, Jan 5, 2016 at 6:32 PM, John R Pierce wrote: > On 1/5/2016 4:12 PM, oleg yusim wrote: > > I

Re: [GENERAL] Failing to known state

2016-01-05 Thread Adrian Klaver
On 01/05/2016 04:12 PM, oleg yusim wrote: > Hi Adrian, > > I meant a scenario, when user is trying to connect to database (doesn't > matter what interface) and database fails at this moment. If all > authentication/authorization/validation functions are written to return > false in case of abno

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Michael Paquier
On Wed, Jan 6, 2016 at 6:09 AM, Joshua D. Drake wrote: > On 01/05/2016 11:08 AM, Roland van Laar wrote: >> On January 5, 2016 5:47:16 PM GMT+01:00, "Joshua D. Drake" >> wrote: >>> I had a hard time writing this email. I think Code of Conducts are >>> non-essential, a waste of respectful people's

Re: [GENERAL] Failing to known state

2016-01-05 Thread Joe Conway
On 01/05/2016 04:32 PM, John R Pierce wrote: > On 1/5/2016 4:12 PM, oleg yusim wrote: >> I meant a scenario, when user is trying to connect to database >> (doesn't matter what interface) and database fails at this moment. If >> all authentication/authorization/validation functions are written to >>

Re: [GENERAL] [SQL] plv8 installation problem

2016-01-05 Thread Adrian Klaver
On 01/05/2016 09:17 AM, Belju Paul wrote: Please include list in replies. Yes plv8.dll exists. I found plv8 downloads for win 32 and for win 64 bit. But there is a difference in file count in bin folder. The exe file d8.exe is absent in win32 bit down load file. I downloaded and installed th

Re: [GENERAL] Failing to known state

2016-01-05 Thread John R Pierce
On 1/5/2016 4:12 PM, oleg yusim wrote: I meant a scenario, when user is trying to connect to database (doesn't matter what interface) and database fails at this moment. If all authentication/authorization/validation functions are written to return false in case of abnormal termination, we are f

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Scott Marlowe
On Tue, Jan 5, 2016 at 2:09 PM, Joshua D. Drake wrote: > On 01/05/2016 11:08 AM, Roland van Laar wrote: >> >> >> >> On January 5, 2016 5:47:16 PM GMT+01:00, "Joshua D. Drake" >> wrote: >>> >>> Hello, >>> >>> I had a hard time writing this email. I think Code of Conducts are >>> non-essential, a w

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Yoji
Hi Andreas and Michael, Thank you for your information! Let me know, which should I choose update to 9.4.5 or hot_standby_feedback off? Best regards. Yoji -- View this message in context: http://postgresql.nabble.com/Streaming-replication-stacked-tp5880104p5880487.html Sent from the Postg

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Hi Adrian, I meant a scenario, when user is trying to connect to database (doesn't matter what interface) and database fails at this moment. If all authentication/authorization/validation functions are written to return false in case of abnormal termination, we are fine. If not, we can potentially

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Thanks JD. Let me confirm I got you right. So, by exception you mean the authentication/authorization/validation functions would return false in case of DB failure? Thanks, Oleg On Tue, Jan 5, 2016 at 5:33 PM, Joshua D. Drake wrote: > On 01/05/2016 03:21 PM, oleg yusim wrote: > >> Thanks JD.

Re: [GENERAL] Failing to known state

2016-01-05 Thread Adrian Klaver
On 01/05/2016 03:21 PM, oleg yusim wrote: Thanks JD. From what I read about WAL (you have been referring to this: http://www.postgresql.org/docs/current/static/wal-internals.html pg_xlog, right?) it allows us to know what happened, but does it warranty known secure state? I mean, I do not think

Re: [GENERAL] Failing to known state

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 03:21 PM, oleg yusim wrote: Thanks JD. From what I read about WAL (you have been referring to this: http://www.postgresql.org/docs/current/static/wal-internals.html pg_xlog, right?) it allows us to know what happened, but does it warranty known secure state? I mean, I do not think

Re: [GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Thanks JD. >From what I read about WAL (you have been referring to this: http://www.postgresql.org/docs/current/static/wal-internals.html pg_xlog, right?) it allows us to know what happened, but does it warranty known secure state? I mean, I do not think it would help with this: "In general, secu

Re: [GENERAL] Failing to known state

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 03:09 PM, oleg yusim wrote: The question here, what is PostreSQL 9.4.5 (hosted on Linux box) behavior? Does it fail to known/secure state in these 3 cases? I tried to find the description of the way PostgreSQL fails in this regard, but didn't find much. Based on what you paste

[GENERAL] Failing to known state

2016-01-05 Thread oleg yusim
Greetings, One more security requirement I'm battling with: The DBMS must fail to a secure state if system initialization fails, shutdown fails, or aborts fail. Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Failure t

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 11:08 AM, Roland van Laar wrote: On January 5, 2016 5:47:16 PM GMT+01:00, "Joshua D. Drake" wrote: Hello, I had a hard time writing this email. I think Code of Conducts are non-essential, a waste of respectful people's time and frankly if you are going to be a jerk, our commun

Re: [GENERAL] A unique pairs version of UNNEST() ?

2016-01-05 Thread Kevin Grittner
On Tue, Jan 5, 2016 at 1:59 AM, Alban Hertroys wrote: > with list_of_ids as ( > select unnest(list_of_ids) as id from table > ) > select a.id, b.id > from list_of_ids a, list_of_ids b > where b.id > a.id; Or, to morph this to array output (which the OP seemed to want): test=# with list_of_

Re: [GENERAL] Unique constraints and indexes.

2016-01-05 Thread Tom Lane
Steve Rogerson writes: > On 05/01/16 19:47, Tom Lane wrote: >> That's operating as designed. A unique constraint needs an index, >> but not vice versa. > I can see that might be plausible , hence the question but as a "unique index" > imposes as constraint they seem equivalent. What's the functi

Re: [GENERAL] Unique constraints and indexes.

2016-01-05 Thread David G. Johnston
On Tuesday, January 5, 2016, Steve Rogerson wrote: > On 05/01/16 19:47, Tom Lane wrote: > > Steve Rogerson > writes: > >> Is this a bug? I create a "unique" index, directly but it doesn't add a > unique > >> constraint. Add a unique constraint and it adds the index and the > constraint. > > > > T

Re: [GENERAL] Unique constraints and indexes.

2016-01-05 Thread Steve Rogerson
On 05/01/16 19:47, Tom Lane wrote: > Steve Rogerson writes: >> Is this a bug? I create a "unique" index, directly but it doesn't add a >> unique >> constraint. Add a unique constraint and it adds the index and the constraint. > > That's operating as designed. A unique constraint needs an index,

Re: [GENERAL] Unique constraints and indexes.

2016-01-05 Thread Tom Lane
Steve Rogerson writes: > Is this a bug? I create a "unique" index, directly but it doesn't add a unique > constraint. Add a unique constraint and it adds the index and the constraint. That's operating as designed. A unique constraint needs an index, but not vice versa. r

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Roland van Laar
On January 5, 2016 5:47:16 PM GMT+01:00, "Joshua D. Drake" wrote: >Hello, > >I had a hard time writing this email. I think Code of Conducts are >non-essential, a waste of respectful people's time and frankly if you >are going to be a jerk, our community will call you out on it. >Unfortunatel

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 09:06 AM, Adrian Klaver wrote: Brendan Eich fiasco Has absolutely nothing to do with a CoC. At least from my understanding of what happened. JD -- Command Prompt, Inc. - http://www.commandprompt.com/ 503-667-4564 PostgreSQL Centered full stack support, consulting and developm

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Greg Sabino Mullane
-BEGIN PGP SIGNED MESSAGE- Hash: RIPEMD160 > In reflection, the only thing a CoC does is put in writing what > behaviour we as a project already require, so why not document it and > use it as a tool to encourage more contribution to our project? +1, been thinking about this same thin

[GENERAL] Unique constraints and indexes.

2016-01-05 Thread Steve Rogerson
Is this a bug? I create a "unique" index, directly but it doesn't add a unique constraint. Add a unique constraint and it adds the index and the constraint. (pg version 9.4.5 on fedora 22, but also occurs in other versions). Functionally I can't see a difference. mydb=# create table test_table ( f

Re: [GENERAL] [SQL] plv8 installation problem

2016-01-05 Thread Adrian Klaver
On 01/05/2016 09:02 AM, Belju Paul wrote: Ccin list Both Postgre 9.4 and plv8 are downloaded from postgre site So does plv8.dll exist? Belju Paul On Jan 5, 2016 9:30 PM, "Adrian Klaver" mailto:adrian.kla...@aklaver.com>> wrote: On 01/05/2016 12:56 AM, Belju Paul wrote: Hi,

Re: [GENERAL] select and count efficiency (~35 mln rows)

2016-01-05 Thread Grzegorz Kuczera
Please read the links below: http://www.depesz.com/2007/08/29/better-results-paging-in-postgresql-82/ https://wiki.postgresql.org/wiki/File:Pagination_Done_the_PostgreSQL_Way.pdf https://coderwall.com/p/lkcaag I am reading the articles right now. >There are about 35 milion records in the ta

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Adrian Klaver
On 01/05/2016 08:47 AM, Joshua D. Drake wrote: Hello, I had a hard time writing this email. I think Code of Conducts are non-essential, a waste of respectful people's time and frankly if you are going to be a jerk, our community will call you out on it. Unfortunately a lot of people don't agree

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Joshua D. Drake
On 01/05/2016 08:56 AM, Melvin Davidson wrote: Joshua, I have to agree that a COC is in order. But to add to that, I would like to see basic requirements when submitting a problem. IE: 1. Version of PostgreSQL 2.. O/S 3. Enough info to duplicate the problem EG: minimal schema & data

Re: [GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Melvin Davidson
Joshua, I have to agree that a COC is in order. But to add to that, I would like to see basic requirements when submitting a problem. IE: 1. Version of PostgreSQL 2.. O/S 3. Enough info to duplicate the problem EG: minimal schema & data On Tue, Jan 5, 2016 at 11:47 AM, Joshua D. Drake

[GENERAL] Code of Conduct: Is it time?

2016-01-05 Thread Joshua D. Drake
Hello, I had a hard time writing this email. I think Code of Conducts are non-essential, a waste of respectful people's time and frankly if you are going to be a jerk, our community will call you out on it. Unfortunately a lot of people don't agree with that. I have over the course of the las

Re: [GENERAL] BDR and TX obeyance

2016-01-05 Thread Edson Richter
Em 05/01/2016 11:42, Riley Berton escreveu: Edson Richter writes: BTW, I'm also looking for a "synchronous multi-master" solution... If you find one, please share :-) The only solution I've found so far is a middleware that is close, the C-Jdbc/Sequoia, which seems not being actively maintaine

[GENERAL] Getting the function definition from oid in before firing the function

2016-01-05 Thread Mohammed Ajil
Dear Postgres Team, For my thesis about secure access control for database systems I need to implement a new decision algorithm for deciding if commands can be executed. For that algorithm to work I need to keep a stack that holds all the commands that are currently running, like a stacktrace. Ea

[GENERAL] BDR install broken on Ubuntu 14.04

2016-01-05 Thread Roland van Laar
Hi, I'm installing BDR on a ubuntu 14.04 (Trusty) machine. I can reproduce this error. It happens locally with a new VM and on Digital ocean. The error is: /var/lib/dpkg/info/postgresql-bdr-9.4.postinst: 95: /var/lib/dpkg/info/postgresql-bdr-9.4.postinst: db_stop: not found How can I fix th

Re: [GENERAL] Please help! Server process was terminated by signal 11: Segmentation fault

2016-01-05 Thread Adrian Klaver
On 01/04/2016 06:07 PM, John Hong wrote: Hello Everyone, On 2015/12/30 17:51:01, Transaction was failed on our system. I checked the pg_log, it states as below: 2015-12-30 17:51:01 CST [11260]: [42-1] LOG: 0: server process (PID 14272) was terminated by signal 11: Segmentation fault

Re: [GENERAL] SSL connection issue via perl

2016-01-05 Thread George Woodring
Just to add a final resolution to this thread, my solution was to add "use Net::SSL" to the top of my script. Even though my script does not use SSL directly, I think this must have helped in loading the libraries in an order that let everything work. Thanks for the help iGLASS Networks www.igla

Re: [GENERAL] BDR and TX obeyance

2016-01-05 Thread Riley Berton
Edson Richter writes: > BTW, I'm also looking for a "synchronous multi-master" solution... If > you find one, please share :-) > The only solution I've found so far is a middleware that is close, the > C-Jdbc/Sequoia, which seems not being actively maintained for a while > now. See Postgres-R

Re: [GENERAL] select and count efficiency (~35 mln rows)

2016-01-05 Thread Andreas Kretschmer
Grzegorz Kuczera wrote: > This is my first question here, so I would like to say hello to everyone:) > > In my case, the problem appears when I want to fetch some data to inflate the > table with it. First of all, I am counting the records from the table (for > paging, over indexed column), then

[GENERAL] select and count efficiency (~35 mln rows)

2016-01-05 Thread Grzegorz Kuczera
This is my first question here, so I would like to say hello to everyone:) In my case, the problem appears when I want to fetch some data to inflate the table with it. First of all, I am counting the records from the table (for paging, over indexed column), then the select query is performed (

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Andreas Kretschmer
Michael Paquier wrote: > As Andreas has already outlined, as hot_standby_feedback is enabled > the master has to wait for the slave and the slave cannot replay from > the master as transactions are running on the hot standby. Oh, thanks for the confirmation ;-) (wasn't really sure) Andreas --

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Michael Paquier
On Tue, Jan 5, 2016 at 5:13 PM, Yoji wrote: > I'm using version of 9.4.3. You should update to 9.4.5 as soon as possible. > And I have seen same behavior on version of 9.3.4. As Andreas has already outlined, as hot_standby_feedback is enabled the master has to wait for the slave and the slave

Re: [GENERAL] Regex "embedded options" does only work on the whole pattern?

2016-01-05 Thread matshyeq
Makes sense. Thank you both for clarifications! Was only wondering if this feature is there so I could elegantly do equivalent of perl's (small 'a', anycase 'sd', small 'f'): $,="\n"; my $testr='1asdf 2AsdF 3AsDF 4asDf 5aSDf 6aSdf 7ASdf 8Asdf'; my @res = $testr =~ /a(?i:sd)f/g; print @res; - a

Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method?

2016-01-05 Thread Steve Petrie, P.Eng.
Thanks to John for your remarks. My reply is posted below. Steve - Original Message - From: "John R Pierce" To: Sent: Sunday, January 03, 2016 4:40 PM Subject: Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method? On 1/3/2016 1:32 PM, Melvi

Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method?

2016-01-05 Thread Steve Petrie, P.Eng.
Thanks to Adrian for your remarks. My replies are posted below. Steve - Original Message - From: "Adrian Klaver" To: "Melvin Davidson" ; "Pavel Stehule" Cc: "Steve Petrie, P.Eng." ; Sent: Sunday, January 03, 2016 4:38 PM Subject: Re: [GENERAL] Question -- Session Operations - Feasib

Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method?

2016-01-05 Thread Steve Petrie, P.Eng.
Thanks to Melvin for your remarks. My reply is posted below. Steve From: "Melvin Davidson" Sent: Sunday, January 03, 2016 4:32 PM More to the point, if you absolutely must store session data, then why not just do it in a TEMPORARY table, which will reside in memory and clean itself up when the

Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method?

2016-01-05 Thread Steve Petrie, P.Eng.
Thanks to Pavel for your remarks. My reply is posted below. Steve - Original Message - From: "Pavel Stehule" To: "Steve Petrie, P.Eng." Cc: Sent: Sunday, January 03, 2016 3:43 PM Subject: Re: [GENERAL] Question -- Session Operations - Feasibility Of Proposed Synchronization Method?

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Andreas Kretschmer
Andreas Kretschmer wrote: > ok, i think it's clear now: because of running transactions on the > standby (and hot_standby_feedback on) the master has to wait for the > slave and can't replay all from the master. Mhh. Maybe i'm wrong, can't reproduce that. Andreas -- Really, I'm not out to des

Re: [GENERAL] grep -f keyword data query

2016-01-05 Thread Hiroyuki Sato
Hello Arjen. Thank you for replying. I'll try OR query on my environment. Thanks. 2016年1月4日(月) 23:03 Arjen Nienhuis : > > On Jan 4, 2016 09:45, "Hiroyuki Sato" wrote: > > > > Hello Arjen > > > > Thank you for replying. > > > > 2016年1月4日(月) 16:49 Arjen Nienhuis : > >> > >> > >> On Dec 28, 201

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Andreas Kretschmer
Yoji wrote: > Hi, Andreas > > Thank you for replying. > > You're right, I have only 1 slave. > > And I need running transactions on slave. > Once I restarted postgres service on slave and then process began to move. ok, i think it's clear now: because of running transactions on the standby (

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Yoji
Hi Michael, Thank you for replying. I'm using version of 9.4.3. And I have seen same behavior on version of 9.3.4. Best regards. Yoji -- View this message in context: http://postgresql.nabble.com/Streaming-replication-stacked-tp5880104p5880329.html Sent from the PostgreSQL - general mai

Re: [GENERAL] Streaming replication stacked.

2016-01-05 Thread Yoji
Hi, Andreas Thank you for replying. You're right, I have only 1 slave. And I need running transactions on slave. Once I restarted postgres service on slave and then process began to move. Best regards. Yoji -- View this message in context: http://postgresql.nabble.com/Streaming-replicatio

Re: [GENERAL] A unique pairs version of UNNEST() ?

2016-01-05 Thread Alban Hertroys
> On 04 Jan 2016, at 21:08, Wells Oliver wrote: > > Hey all, happy new year. > > I am trying to get unique pairs from an array of N numbered items, usually 5, > but possibly 4 or 6. > > If I just wanted unique values, I could do SELECT UNNEST(list_of_ids) AS id, > COUNT(*) FROM table GROUP B