Search Discussions
-
Hackers, This seems reasonable: david=# DO $$ david$# BEGIN david$# WITH now AS (SELECT now()) david$# SELECT * from now; david$# END; david$# $$; ERROR: query has no destination for result data ...
David E. Wheeler
Aug 20, 2013 at 12:04 pm
Aug 29, 2013 at 11:28 pm -
Hi all, I recently tried a simple benchmark to see how far 9.4 had come since 8.4, but I discovered that I couldn't get 9.4 to even touch 8.4 for performance. After checking 9.2 and 9.3 (as per Kevin ...
Thom Brown
Aug 7, 2013 at 4:21 pm
Aug 21, 2013 at 1:44 am -
After someone in IRC asked if there was an equivalent to MySQL's server_id, it was noted that we do have a system identifier but it's not very accessible. The attached patch implements a ...
Vik Fearing
Aug 21, 2013 at 9:43 pm
Aug 29, 2013 at 3:07 pm -
Hi all, We discussed the $SUBJECT in the following threads: http://www.postgresql.org/message-id/CA+TgmoZbR+WL8E7MF_KRp6fY4FD2pMr11TPiuyjMFX_Vtg1Wrw@mail.gmail.com ...
Fujii Masao
Aug 5, 2013 at 6:25 pm
Aug 19, 2013 at 6:09 pm -
My $company recently acquired another postgres based $company and migrated all their server operations into our datacenter. Upon completing the move, the newly migrated database server started ...
Merlin Moncure
Aug 5, 2013 at 3:49 pm
Aug 22, 2013 at 1:07 pm -
So I was hacking away at supporting variadic aggregates (per an internal request at Salesforce), and had it pretty much working, when I came across this old comment in opr_sanity.sql: -- Check that ...
Tom Lane
Aug 29, 2013 at 7:55 pm
Aug 31, 2013 at 3:02 am -
Andrew Gierth
Aug 13, 2013 at 1:55 pm
Aug 28, 2013 at 4:11 am -
Hi, By default, PL/pgSQL does not print the error context of a RAISE statement, for example: =# create function foof() returns void as $$ begin raise exception 'foo'; end $$ language plpgsql; CREATE ...
Marko Tiikkaja
Aug 21, 2013 at 12:28 pm
Aug 23, 2013 at 8:36 am -
Michael Cronenworth
Aug 16, 2013 at 11:57 pm
Aug 22, 2013 at 6:02 am -
Someone on IRC a while ago was complaining that there was no way to specify an interval for pg_sleep, so I made one. Patch against today's HEAD attached. Usage: SELECT pg_sleep(interval '2 ...
Vik Fearing
Aug 8, 2013 at 11:52 am
Aug 23, 2013 at 7:55 pm -
Hi, Could anyone tell me how to create read-only view on PostgreSQL 9.3 ? I've been testing updatable views and noticed that all simple views are updatable. When I use pg_dump for upgrading from ...
Tomonari Katsumata
Aug 13, 2013 at 9:43 am
Aug 14, 2013 at 3:14 am -
Hi, Attached patch adds new GUC parameter 'compress_backup_block'. When this parameter is enabled, the server just compresses FPW (full-page-writes) in WAL by using pglz_compress() before inserting ...
Fujii Masao
Aug 30, 2013 at 2:56 am
Aug 30, 2013 at 10:34 pm -
Hello, We are suffering from a long-standing issue with autovacuuming/vacuuming system catalogs on the production server. We are actively using temporary tables in the legacy application, so system ...
Vlad Arkhipov
Aug 6, 2013 at 5:56 am
Aug 22, 2013 at 11:15 pm -
Greetings all: I spoke to Josh B and company at OSCON about a feature we really need for PostgreSQL extensions on OpenShift (Red Hat's Platform as a Service). What we need is the ability for ...
Steven Citron-Pousty
Aug 17, 2013 at 9:53 pm
Aug 19, 2013 at 11:42 pm -
I noticed pg_dump does not exit gracefully when killed. start pg_dump kill pg_dump by ctrl-c ps x 27246 ? Ds 96:02 postgres: t-ishii dbt3 [local] COPY 29920 ? S 0:00 sshd: ishii@pts/5 29921 pts/5 Ss ...
Tatsuo Ishii
Aug 10, 2013 at 2:39 am
Aug 12, 2013 at 11:02 pm -
Hello pgsql-hackers , With reference to "Add XML Schema validation and xmlvalidate functions (SQL:2008)" in ToDo list, we have gone through pgsql-mailing list but we didn't find any significant work ...
Kodamasimham Pridhvi (MT2012066)
Aug 8, 2013 at 4:42 am
Aug 12, 2013 at 4:25 pm -
pg_dump goes to great lengths not to hard-code the schema name into commands like CREATE TABLE, instead setting the search_path before creating the table; these commands: CREATE SCHEMA xx; CREATE ...
Bruce Momjian
Aug 9, 2013 at 4:04 am
Aug 13, 2013 at 3:46 pm -
The attached patch is motivated by http://www.postgresql.org/message-id/CAJYQwwRYt9RMBzs-sH6uCr1OTG4joXqkDF-fkoYP6pv12t0dsQ@mail.gmail.com in which it appears that Oliver Elphick forgot to look in ...
Tom Lane
Aug 9, 2013 at 2:32 am
Aug 10, 2013 at 4:35 pm -
Hi, Please find attached to this email the latest and greatest version of in-line SQL only extensions support, known as "Extension Templates" and which could be renamed "In-Catalog Extension ...
Dimitri Fontaine
Aug 1, 2013 at 5:01 pm
Aug 29, 2013 at 10:16 am -
Hello, A few days before, I got a question as described in the subject line on a discussion with my colleague. In general, larger i/o size per system call gives us wider bandwidth on sequential read, ...
Kohei KaiGai
Aug 22, 2013 at 7:53 pm
Aug 27, 2013 at 9:04 pm -
I've been looking at what it would take to do proper cost estimation for the recently-discussed patch to suppress calculation of unnecessary ORDER BY expressions. It turns out that knowledge of that ...
Tom Lane
Aug 4, 2013 at 10:20 pm
Aug 5, 2013 at 5:24 pm -
Hi, While looking at the pg_restore code, I noticed that while it supports specifying multiple --table options to restore several tables, it does not support multiple --function options. Or --index, ...
Heikki Linnakangas
Aug 26, 2013 at 7:29 pm
Aug 27, 2013 at 8:31 pm -
[ moved to hackers ] Based on my research, I am now proposing a new, attached patch which eliminates comma in all places in TRIM, e.g. this is no longer valid either: SELECT trim(BOTH FROM 'abc', ...
Bruce Momjian
Aug 12, 2013 at 2:11 pm
Aug 21, 2013 at 11:33 am -
Do we have any attempts of implementation the HTTP server described at http://wiki.postgresql.org/wiki/HTTP_API? It seems like there are design ideas only. Are there any ideas about implementation ...
Szymon Guz
Aug 8, 2013 at 6:44 pm
Aug 12, 2013 at 4:54 pm -
Hello, I am looking the effect of having large number of relation files under $PGDATA/base/ (for example, in cases where I choose lower segment size using --with-segsize). Consider a case where I am ...
Amit Langote
Aug 5, 2013 at 6:23 am
Aug 6, 2013 at 11:06 am -
Hi all, I understand that setting synchronous_standby_name to '*' means that all priority of standby server are same. and the standby server, which connected to the master server at first, become ...
Sawada Masahiko
Aug 23, 2013 at 7:42 am
Aug 30, 2013 at 6:03 am -
Hello I had to enhance my older project, where XML documents are parsed and created on server side - in PLpgSQL and PLPerl procedures. We would to use a LO API for client server communication, but we ...
Pavel Stehule
Aug 10, 2013 at 6:39 am
Aug 25, 2013 at 3:12 pm -
A "pg_basebackup -Fp" running on the same system as the target cluster will fail in the presence of tablespaces; it would backup each tablespace to its original path, and those paths are in use ...
Noah Misch
Aug 1, 2013 at 4:15 pm
Aug 12, 2013 at 6:39 pm -
Hi, People, including me, every now and then forget to pass --enable-depend to configure (when not using my own environment). Which then leads to strange errors that cost time to track down... Thus ...
Andres Freund
Aug 1, 2013 at 9:10 am
Aug 6, 2013 at 2:50 am -
Please find attached a first version of a patch to allow additional "dynamic" shared memory segments; that is, shared memory segments that are created after server startup, live for a period of time, ...
Robert Haas
Aug 14, 2013 at 1:09 am
Aug 31, 2013 at 12:27 pm -
Hackers, I am trying to do something like this: CREATE TYPE source AS ENUM( 'fred', 'wilma', 'barney', 'betty' ); CREATE EXTENSION btree_gist; CREATE TABLE things ( source source NOT NULL, within ...
David E. Wheeler
Aug 20, 2013 at 3:49 pm
Aug 22, 2013 at 6:16 am -
As part of routine maintenance monitoring, it is interesting for us to have statistics on the CLUSTER command (timestamp of last run, and number of runs since stat reset) like we have for ...
Vik Fearing
Aug 8, 2013 at 11:52 am
Aug 9, 2013 at 10:50 pm -
I'm currently implementing commit sequence number (CSN) based snapshots and I hit a design decision that I would like to resolve before I have too much code to rewrite. The issue is commit visibility ...
Ants Aasma
Aug 28, 2013 at 2:58 pm
Aug 29, 2013 at 10:24 pm -
pg_dump and pg_restore don't behave very nicely when the client and server encodings don't match. Below are three issues that arise from that. All the examples below use a console with a UTF-8 ...
Heikki Linnakangas
Aug 26, 2013 at 3:27 pm
Aug 28, 2013 at 4:14 am -
Hello! From time to time when investigating different locking issues using postgres log i have thought that "process x is still waiting for" message could be more informative, for example at the ...
Tarvi Pillessaar
Aug 20, 2013 at 4:21 pm
Aug 27, 2013 at 4:46 pm -
Hi all Andres and I were going over a patch yesterday and found an unexpected bug in tqual.c while attempting to trigger a hypothesized bug in that patch. A SELECT ... FOR SHARE will incorrectly ...
Craig Ringer
Aug 2, 2013 at 5:26 am
Aug 22, 2013 at 6:12 am -
I'm having trouble parsing this: ERROR: aggregate functions are not allowed in FROM clause of their own query level The example in the regression tests is: -- LATERAL can be used to put an aggregate ...
Peter Eisentraut
Aug 8, 2013 at 1:35 am
Aug 10, 2013 at 1:18 am -
Hi all, I was experimenting with the idea of moving hot buffer pages from the buffer pool to heap, thus allowing for normal removal of the hot buffer page from the buffer pool and freeing the ...
Atri Sharma
Aug 5, 2013 at 7:36 pm
Aug 6, 2013 at 4:15 am -
For many years now, MySQL has a feature called INSERT IGNORE [1]; SQLite has INSERT ON CONFLICT IGNORE [2]; SQL Server has an option called IGNORE_DUP_KEY and Oracle has a hint called ...
Peter Geoghegan
Aug 30, 2013 at 10:10 pm
Aug 31, 2013 at 6:34 pm -
Andres Freund
Aug 27, 2013 at 2:40 pm
Aug 29, 2013 at 10:11 am -
Hey everyone, I'm looking for feedback on a contrib/hstore patch. We've been experiencing slow "@ " queries involving an hstore column that's covered by a Gin index. At the current postgresql git ...
Blake Smith
Aug 22, 2013 at 2:55 pm
Aug 28, 2013 at 5:40 pm -
Per report of Armin Ronacher, it's not clear how to take a scalar JSON string and unquote it into a regular Postgres "text" value, given what I can see here ...
Daniel Farina
Aug 24, 2013 at 9:37 pm
Aug 25, 2013 at 6:14 pm -
In a thread over in pgsql-performance, Tomas Vondra pointed out that choose_hashed_distinct was sometimes making different choices than choose_hashed_grouping, so that queries like these: select ...
Tom Lane
Aug 20, 2013 at 9:24 pm
Aug 21, 2013 at 4:28 pm -
Hi, I don't see indication that the capability described below exists in Postgres (or any RDBMS), so this is likely a feature request -- For column types that are frequently defined in tables, and ...
Charles Sheridan
Aug 19, 2013 at 1:10 pm
Aug 19, 2013 at 2:09 pm -
1 .\src\backend\utils\cache\relfilenodemap.c(213) : warning C4101: 'isnull' : unreferenced local variable It seems this variable is used only under macro USE_ASSERT_CHECKING, so it is better to ...
Amit Kapila
Aug 18, 2013 at 6:21 am
Aug 19, 2013 at 5:06 am -
All, I wanted to highlight the below commit as being a significant enough change that it warrents being seen on -hackers and not just -committers. If you use SSL with libpq, particularly in a ...
Stephen Frost
Aug 1, 2013 at 2:24 pm
Aug 17, 2013 at 12:22 pm -
Hello, I seem to recall autovacuum changes landing for 9.2.4. Can someone please describe what those changes were and how they could affect usage? JD -- Command Prompt, Inc. - ...
Joshua D. Drake
Aug 5, 2013 at 6:16 pm
Aug 5, 2013 at 8:23 pm -
Hi all! While working on upgrading the database of the search system on postgresql.org to 9.2 I noticed that the dumps that pg_dump generates on that system are actually invalid and cannot be ...
Stefan Kaltenbrunner
Aug 18, 2013 at 11:05 am
Aug 31, 2013 at 10:51 pm -
Funnily by far the biggest thing I have seen in benchmarks is the CRC32 computation. I plan to brush up my ~3 year old CRC32 reimplementation patch sometime, but afair you had a much better one? I ...
Andres Freund
Aug 29, 2013 at 10:30 pm
Aug 30, 2013 at 1:20 pm -
Hello, One of my colleagues, who is relatively new to PostgreSQL, asked me if PostgreSQL supports Solaris 11. The reason why he had this question is that the following page says "Solaris 10" instead ...
MauMau
Aug 21, 2013 at 2:29 pm
Aug 30, 2013 at 9:01 am
Group Overview
group | pgsql-hackers |
categories | postgresql |
discussions | 125 |
posts | 1,430 |
users | 128 |
website | postgresql.org... |
irc | #postgresql |
128 users for August 2013
Archives
- August 2013 (1,430)
- July 2013 (1,772)
- June 2013 (2,428)
- May 2013 (1,555)
- April 2013 (1,283)
- March 2013 (1,441)
- February 2013 (1,366)
- January 2013 (2,520)
- December 2012 (1,701)
- November 2012 (1,618)
- October 2012 (1,580)
- September 2012 (1,195)
- August 2012 (1,180)
- July 2012 (1,125)
- June 2012 (1,850)
- May 2012 (1,584)
- April 2012 (1,459)
- March 2012 (1,921)
- February 2012 (1,517)
- January 2012 (1,777)
- December 2011 (1,347)
- November 2011 (1,764)
- October 2011 (1,687)
- September 2011 (1,623)
- August 2011 (1,433)
- July 2011 (1,658)
- June 2011 (2,404)
- May 2011 (1,664)
- April 2011 (1,834)
- March 2011 (1,956)
- February 2011 (2,476)
- January 2011 (2,965)
- December 2010 (2,587)
- November 2010 (2,109)
- October 2010 (2,113)
- September 2010 (2,173)
- August 2010 (2,061)
- July 2010 (1,612)
- June 2010 (1,560)
- May 2010 (1,961)
- April 2010 (1,575)
- March 2010 (1,314)
- February 2010 (2,439)
- January 2010 (3,118)
- December 2009 (2,514)
- November 2009 (493)
- October 2009 (1,903)
- September 2009 (1,990)
- August 2009 (2,170)
- July 2009 (2,025)
- June 2009 (1,565)
- May 2009 (1,518)
- April 2009 (1,431)
- March 2009 (1,424)
- February 2009 (1,399)
- January 2009 (2,641)
- December 2008 (2,011)
- November 2008 (1,918)
- October 2008 (1,695)
- September 2008 (1,887)
- August 2008 (1,374)
- July 2008 (1,495)
- June 2008 (1,149)
- May 2008 (1,112)
- April 2008 (1,908)
- March 2008 (1,288)
- February 2008 (1,309)
- January 2008 (1,220)
- December 2007 (989)
- November 2007 (1,369)
- October 2007 (1,553)
- September 2007 (1,225)
- August 2007 (1,221)
- July 2007 (1,007)
- June 2007 (1,127)
- May 2007 (1,189)
- April 2007 (1,266)
- March 2007 (1,866)
- February 2007 (1,916)
- January 2007 (1,645)
- December 2006 (1,423)
- November 2006 (1,021)
- October 2006 (1,565)
- September 2006 (2,375)
- August 2006 (2,039)
- July 2006 (1,626)
- June 2006 (1,624)
- May 2006 (1,366)
- April 2006 (1,150)
- March 2006 (1,327)
- February 2006 (1,259)
- January 2006 (1,030)
- December 2005 (1,252)
- November 2005 (1,568)
- October 2005 (1,417)
- September 2005 (1,464)
- August 2005 (1,191)
- July 2005 (1,150)
- June 2005 (1,576)
- May 2005 (1,592)
- April 2005 (1,004)
- March 2005 (1,069)
- February 2005 (969)
- January 2005 (1,100)
- December 2004 (949)
- November 2004 (1,210)
- October 2004 (1,059)
- September 2004 (951)
- August 2004 (1,601)
- July 2004 (1,397)
- June 2004 (1,037)
- May 2004 (1,446)
- April 2004 (1,167)
- March 2004 (1,330)
- February 2004 (1,003)
- January 2004 (861)
- December 2003 (827)
- November 2003 (1,618)
- October 2003 (1,602)
- September 2003 (1,683)
- August 2003 (1,343)
- July 2003 (1,045)
- June 2003 (1,302)
- May 2003 (802)
- April 2003 (1,012)
- March 2003 (1,242)
- February 2003 (1,323)
- January 2003 (1,315)
- December 2002 (1,176)
- November 2002 (1,220)
- October 2002 (1,449)
- September 2002 (1,816)
- August 2002 (2,295)
- July 2002 (1,290)
- June 2002 (1,024)
- May 2002 (1,157)
- April 2002 (1,532)
- March 2002 (1,207)
- February 2002 (1,225)
- January 2002 (1,397)
- December 2001 (963)
- November 2001 (1,301)
- October 2001 (1,155)
- September 2001 (895)
- August 2001 (1,204)
- July 2001 (938)
- June 2001 (1,131)
- May 2001 (1,458)
- April 2001 (1,168)
- March 2001 (1,672)
- February 2001 (1,154)
- January 2001 (1,450)
- December 2000 (1,222)
- November 2000 (1,390)
- October 2000 (1,296)
- September 2000 (633)
- August 2000 (888)
- July 2000 (1,428)
- June 2000 (1,283)
- May 2000 (1,648)
- April 2000 (184)
- March 2000 (291)
- February 2000 (1,464)
- January 2000 (1,639)
- December 1999 (1,056)
- November 1999 (916)
- October 1999 (949)
- September 1999 (946)
- August 1999 (695)
- July 1999 (1,070)
- June 1999 (1,242)
- May 1999 (1,136)
- April 1999 (218)
- March 1999 (1,002)
- February 1999 (692)
- January 1999 (758)
- December 1998 (591)
- November 1998 (600)
- October 1998 (1,208)
- September 1998 (678)
- August 1998 (856)
- July 1998 (482)
- June 1998 (496)
- May 1998 (618)
- April 1998 (702)
- March 1998 (1,118)
- February 1998 (1,307)
- January 1998 (855)
- December 1997 (346)
- November 1997 (374)
- October 1997 (575)
- September 1997 (549)
- August 1997 (404)
- July 1997 (391)
- June 1997 (595)
- May 1997 (478)
- April 1997 (854)
- March 1997 (526)
- February 1997 (297)
- January 1997 (927)
- December 1996 (2)
- November 1996 (1)
- October 1996 (1)
- October 1995 (2)
- July 1995 (1)