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119 discussions - 1,366 posts

  • Hello Hackers, If you dislike bike-shedding (and who does?), delete this email and the ensuing thread right now. You have been warned! I have been playing with Andrew’s JSON enhancements and really ...
    David E. WheelerDavid E. Wheeler
    Feb 12, 2013 at 7:18 pm
    Mar 28, 2013 at 2:17 am
  • Hello, 9.2.3 crashes during archive recovery. This was also corrected at some point on origin/master with another problem fixed by the commit below if my memory is correct. But current HEAD and 9.2.3 ...
    Feb 13, 2013 at 7:46 am
    Mar 8, 2013 at 7:31 am
  • Folks, Once again, Google is holding Summer of Code. We need to assess whether we want to participate this year. Questions: - Who wants to mentor for GSOC? - Who can admin for GSOC? Thom? - Please ...
    Josh BerkusJosh Berkus
    Feb 14, 2013 at 6:02 pm
    Mar 28, 2013 at 8:50 pm
  • Hackers, As an occasional CommitFest manager, I'm keenly aware of the makeshift nature of the CommitFest app. If we want to go on using it -- and if we want to attract additional reviewers -- we need ...
    Josh BerkusJosh Berkus
    Feb 6, 2013 at 9:07 pm
    Feb 9, 2013 at 9:25 am
  • Hello probably one from my top ten SQL statement will be SELECT * FROM some_relation LIMIT 10 what do you thinking about creating special statement for this purpose? possible syntax -- ViewTable \vt ...
    Pavel StehulePavel Stehule
    Feb 13, 2013 at 8:08 pm
    Feb 14, 2013 at 5:45 pm
  • Hi all, Just a curiosity I couldnt control. I was recently reading about Fractal tree indexing (http://www.tokutek.com/2012/12/fractal-tree-indexing-overview/) and how TokuDB engine for MySQL is ...
    Atri SharmaAtri Sharma
    Feb 13, 2013 at 9:01 am
    Feb 14, 2013 at 1:49 am
  • This patch came up from discussion about pg_isready. PQconninfoParseParams is similar to PQconninfoParse but takes two arrays like PQconnectdbParams. It essentially exposes conninfo_array_parse() ...
    Phil SorberPhil Sorber
    Feb 3, 2013 at 3:16 am
    Feb 26, 2013 at 10:22 am
  • hi, As reported in BUG #7715 [1], hstore's use of ? as an operator conflicts with JDBC's bind variables. I think we could just alias ? to ~ and tell JDBC users to use that instead. [2] Best, Seamus ...
    Seamus AbshereSeamus Abshere
    Feb 5, 2013 at 5:29 pm
    Feb 14, 2013 at 4:24 pm
  • While stress testing Pavan's 2nd pass vacuum visibility patch, I realized that vacuum/visibility was busted. But it wasn't his patch that busted it. As far as I can tell, the bad commit was in the ...
    Jeff JanesJeff Janes
    Feb 7, 2013 at 5:39 am
    Feb 8, 2013 at 5:08 pm
  • I've been able to reproduce the problem reported by Pius Chan in bug #7819. With some logging added that prints the OldestXmin values used by vacuum and cluster operations, the reason is fairly ...
    Tom LaneTom Lane
    Feb 1, 2013 at 7:35 pm
    Feb 4, 2013 at 5:29 pm
  • In the past, Robert and I have criticised the fact that our qsort implementation (and the various specialisations thereof) each perform a check for pre-sorted input. This check does not appear in the ...
    Peter GeogheganPeter Geoghegan
    Feb 25, 2013 at 1:01 am
    Mar 10, 2013 at 1:45 am
  • Here's an updated version of pg_xlogdump. This is rebased on top of the committed xlogreader, palloc restructuring and libpgcommon, PG_RMGR stuff, and is basically a revamped version of what Andres ...
    Alvaro HerreraAlvaro Herrera
    Feb 13, 2013 at 3:09 pm
    Feb 26, 2013 at 5:25 pm
  • Hi, I am facing an unexpected behavior on a 9.2.2 cluster that I can reproduce on current HEAD. On a cluster with archive enabled but failing, after a crash of postmaster, the checkpoint occurring ...
    Jehan-Guillaume de RorthaisJehan-Guillaume de Rorthais
    Feb 14, 2013 at 3:45 pm
    Feb 21, 2013 at 5:18 pm
  • Hello. This was bounced my way via IRC[1] and I'm kicking an updated version of the patch upstream for review and committing. Currently src/port/pgcheckdir.c will reject non-empty directories, which ...
    Sean ChittendenSean Chittenden
    Feb 5, 2013 at 8:36 am
    Feb 16, 2013 at 11:53 pm
  • Recently I have started getting these confirmations for every email I send to the mailing lists. I think it's related to the fact that I recently switched to using a new email address. How can I turn ...
    Gurjeet SinghGurjeet Singh
    Feb 9, 2013 at 3:17 pm
    Feb 11, 2013 at 3:15 pm
  • Yes, I still think this needs fixing or reverting. Let me reiterate my my complaints: 1. I don't like the check in ReadCheckPointRecord() that the WAL containing last and previous checkpoint still ...
    Heikki LinnakangasHeikki Linnakangas
    Feb 6, 2013 at 4:36 pm
    Feb 7, 2013 at 6:58 pm
  • Hi. Sorry for the question, but where can I find the libpq test suite? I can not find it in the PostgreSQL sources; it seems that there are only some examples, in src/test/examples. I'm planning to ...
    Manlio PerilloManlio Perillo
    Feb 14, 2013 at 12:01 pm
    Feb 17, 2013 at 10:56 pm
  • ==24373== Source and destination overlap in strncpy(0x28b892f5, 0x28b892f5, 64) ==24373== at 0x402A8F2: strncpy (mc_replace_strmem.c:477) ==24373== by 0x7D563F: namestrcpy (name.c:221) ==24373== by ...
    Andres FreundAndres Freund
    Feb 17, 2013 at 2:22 pm
    Feb 17, 2013 at 8:20 pm
  • Today's b^Hdiscussion on materialized views reminded me that I spent a little bit of time looking at gram.y and thinking about what we might be able to do to reduce the amount of bloat it spits out ...
    Robert HaasRobert Haas
    Feb 28, 2013 at 8:34 pm
    Mar 14, 2013 at 5:30 pm
  • There was some discussion about unifying backend and frontend code/headers for palloc et al, particularly so that programs that want to mix both can be easily compiled; see ...
    Alvaro HerreraAlvaro Herrera
    Feb 4, 2013 at 10:50 pm
    Feb 12, 2013 at 3:08 pm
  • Hi, pg_xlogdump needs access to the *_desc functions for each rmgr. We already moved forward quite a bit by splitting those functions out of their containing files; so now they are compilable ...
    Alvaro HerreraAlvaro Herrera
    Feb 4, 2013 at 8:57 pm
    Feb 7, 2013 at 5:35 pm
  • While looking at this particular case on -general, I realized that there is no way to *only* disable auto-analyze on a table. While one can cheat like what I suggested to the OP by setting threshold ...
    Pavan DeolaseePavan Deolasee
    Feb 1, 2013 at 1:15 pm
    Feb 5, 2013 at 8:23 am
  • This patch against PostgreSQL 9.1.8 takes advantage of efficient file cloning on Linux Btrfs file systems to make CREATE DATABASE operations extremely fast regardless of the size of the database used ...
    Jonathan RogersJonathan Rogers
    Feb 13, 2013 at 9:29 am
    Mar 11, 2013 at 8:12 am
  • In access/transam/xlog.c we give the OS buffer caching a hint that we won't need a WAL file any time soon with posix_fadvise(openLogFile, 0, 0, POSIX_FADV_DONTNEED); before closing the WAL file, but ...
    Joachim WielandJoachim Wieland
    Feb 17, 2013 at 12:55 pm
    Mar 1, 2013 at 9:51 pm
  • Here's a happy initdb on 9.1 providing help: $ psql --version psql (PostgreSQL) 9.1.8 $ /usr/pgsql-9.1/bin/initdb --help initdb initializes a PostgreSQL database cluster. Usage: initdb [OPTION].. ...
    Greg SmithGreg Smith
    Feb 26, 2013 at 10:16 pm
    Feb 27, 2013 at 2:25 am
  • Hi hackers, Type info can be viewed with "\d mytable", however often I'd like to see the type (and typmod) info in SELECT queries with psql, similar to pgAdmin III. For example: my_db=# \pset type ...
    Mike ToewsMike Toews
    Feb 22, 2013 at 11:10 pm
    Feb 25, 2013 at 1:13 am
  • Hi, During logical decoding toast tuples are decoded separately from the main tuple. Works nicely. To make the main table's HeapTuple actually easily useable the tuple needs to be "reconstructed" to ...
    Andres FreundAndres Freund
    Feb 16, 2013 at 4:42 pm
    Feb 21, 2013 at 2:38 am
  • While looking at Fujita Etsuro's patch to allow copy to/from a shell command, I noticed that the grammar currently allows these: COPY foo FROM STDOUT COPY foo TO STDIN In other words, STDIN and ...
    Heikki LinnakangasHeikki Linnakangas
    Feb 26, 2013 at 3:13 pm
    Feb 27, 2013 at 11:33 am
  • Hi all, I have deferred constraint update trigger in which I need to set same timestamp to all modified rows. The time needs to be the time of first invocation of this trigger fuction in ...
    Miroslav ©imulčíkMiroslav ©imulčík
    Feb 6, 2013 at 10:19 am
    Feb 9, 2013 at 9:13 am
  • fmgr.c contains this: /* * !!! OLD INTERFACE !!! * * fmgr() is the only remaining vestige of the old-style caller support * functions. It's no longer used anywhere in the Postgres distribution, * but ...
    Andrew DunstanAndrew Dunstan
    Feb 1, 2013 at 1:45 pm
    Feb 1, 2013 at 10:16 pm
  • Hi all It looks like the commitfest is making very slow progress. At this point it strikes me that it may be time to look for a line to draw between 9.3 and post-9.3 work, defer all post-9.3 work, ...
    Craig RingerCraig Ringer
    Feb 28, 2013 at 8:19 am
    Mar 5, 2013 at 1:32 am
  • Hi, While investigating an anti-wraparound shutdown issue of Peter H. Ezetta (cced) on IRC the issue came up that when you: CREATE TABLE foo(id int, text text); CREATE RULE "_RETURN" AS ON SELECT TO ...
    Andres FreundAndres Freund
    Feb 15, 2013 at 1:15 am
    Mar 4, 2013 at 12:07 am
  • I'm hoping that someone familiar with sepgsql can review this portion of the materialized view patch and comment on whether it is the best approach for dealing with the integration of these two ...
    Kevin GrittnerKevin Grittner
    Feb 3, 2013 at 8:38 pm
    Feb 8, 2013 at 8:59 pm
  • Folks, Per suggestions and lots of help from Andrew Gierth, please find attached a patch to clean up the call sites for FuncCall nodes, which I'd like to expand centrally rather than in each of the ...
    David FetterDavid Fetter
    Feb 10, 2013 at 7:59 am
    Apr 28, 2013 at 8:29 pm
  • Hi I'm not sure if this is a documentation or hackers issue, but the documentation page for contrib module "xml2" refers to PostgreSQL 8.4 in the future tense: "It is planned that this module will be ...
    Ian Lawrence BarwickIan Lawrence Barwick
    Feb 20, 2013 at 4:58 pm
    Mar 8, 2013 at 5:20 pm
  • Hackers, While playing with Andrew’s JSON enhancements, I noticed this: david=# select * From json_each_as_text('{"baz": null}'::json); key | value -----+------- baz | null It is returning ...
    David E. WheelerDavid E. Wheeler
    Feb 6, 2013 at 7:08 pm
    Feb 11, 2013 at 11:11 pm
  • I looked into the behavior complained of in http://www.postgresql.org/message-id/CAMkU=1xLiwDkfemkDWjznr_JmzUYbZzRZ4F22kXa3Vg6Pz9hCQ@mail.gmail.com I'm still not sure whether anything else is going ...
    Tom LaneTom Lane
    Feb 28, 2013 at 8:03 pm
    Mar 8, 2013 at 2:20 pm
  • I was looking at the vacuum/visibility bug that Jeff Janes reported and brought up the server with the data directory he has shared. With his configuration, # - Checkpoints - checkpoint_segments = 1 ...
    Pavan DeolaseePavan Deolasee
    Feb 8, 2013 at 10:38 am
    Feb 14, 2013 at 6:19 pm
  • This is interesting, it seems to be a difference between executing the sql directly and using a prepared statement: tomtest=# create type mood as enum ('happy', 'meh', 'sad'); CREATE TYPE tomtest=# ...
    Tom DunstanTom Dunstan
    Feb 8, 2013 at 4:39 am
    Feb 13, 2013 at 3:12 am
  • While reading some documentation, I noticed that we have references to past releases. For example, http://www.postgresql.org/docs/9.2/static/xfunc-c.html mentions "A magic block is required as of ...
    Pavan DeolaseePavan Deolasee
    Feb 12, 2013 at 9:14 am
    Feb 12, 2013 at 3:26 pm
  • Hi, I'm having trouble with range types and btree_gist - after some playing I believe it's caused by a bug in how btree_gist handles text columns. All this is on freshly compiled 9.2.2. I'm trying to ...
    Tomas VondraTomas Vondra
    Feb 1, 2013 at 11:40 pm
    Feb 8, 2013 at 4:07 am
  • Huh. You're right, here is a complete test case: regression=# create schema s1; cCREATE SCHEMA regression=# create user u1; CREATE ROLE regression=# create user u2; CREATE ROLE regression=# grant all ...
    Tom LaneTom Lane
    Feb 8, 2013 at 5:09 pm
    Mar 25, 2013 at 4:52 pm
  • Hello, After a discussion on IRC in #postgresql, I had a feature suggestion and it was suggested I write it up here. I have a large (200GB, 1.7b rows) table with a number of columns, but the two of ...
    Paul NormanPaul Norman
    Feb 2, 2013 at 10:06 am
    Mar 14, 2013 at 12:10 am
  • Changed subject from "Strange Windows problem, lock_timeout test request" I've now done that, and it did fix the problem. I can start the database with pg_ctl.exe if I want. Should the makefile do ...
    Jeff JanesJeff Janes
    Feb 28, 2013 at 4:37 pm
    Mar 4, 2013 at 9:18 pm
  • Hello, I'd like to submit the following patch that extends backup.sgml with a bit of practical but important information. Project: postgresql Patch filename: backup.sgml-cmd-v001.patch The patch ...
    Ivan Lezhnjov IVIvan Lezhnjov IV
    Feb 8, 2013 at 6:56 pm
    Feb 27, 2013 at 11:11 am
  • Hi, Currently guc-file.c allows the following as guc names: ID {LETTER}{LETTER_OR_DIGIT}* QUALIFIED_ID {ID}"."{ID} That is either one token starting with a letter followed by numbers or letters or ...
    Andres FreundAndres Freund
    Feb 25, 2013 at 9:15 pm
    Feb 26, 2013 at 12:09 pm
  • Hello In Czech discussion group was reported performance regression of CTE query. I wrote a test, when I can show it. Execution on 9.2, 9.3 is about 9 sec, on 8.4, 9.1 is about 30ms with default ...
    Pavel StehulePavel Stehule
    Feb 9, 2013 at 8:52 am
    Feb 11, 2013 at 7:50 pm
  • get_progname() returns a strdup()'d value. Shouldn't it then be simply char * and not const char *? Otherwise free() complains loudly without a cast. diff --git a/src/include/port.h ...
    Phil SorberPhil Sorber
    Feb 4, 2013 at 11:27 pm
    Feb 6, 2013 at 4:34 pm
  • create extension hstore with schema pg_catalog; alter extension hstore set schema public; ERROR: 0A000: cannot remove dependency on schema pg_catalog because it is a system object drop extension ...
    Peter EisentrautPeter Eisentraut
    Feb 1, 2013 at 8:09 pm
    Feb 4, 2013 at 8:56 pm
  • Hello now a most "hard" work is done and I would to enable access to new error fields from plpgsql. these new fields are column_name, constraint_name, datatype_name, table_name and schema_name. This ...
    Pavel StehulePavel Stehule
    Feb 1, 2013 at 12:48 pm
    Feb 1, 2013 at 2:00 pm
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124 users for February 2013

Tom Lane: 160 posts Alvaro Herrera: 78 posts Robert Haas: 76 posts Andres Freund: 71 posts Pavel Stehule: 65 posts Heikki Linnakangas: 60 posts Andrew Dunstan: 44 posts Kevin Grittner: 44 posts Stephen Frost: 40 posts Peter Eisentraut: 39 posts Simon Riggs: 36 posts Amit Kapila: 31 posts Jeff Janes: 31 posts Josh Berkus: 29 posts Dimitri Fontaine: 25 posts Tomáš Vondra: 25 posts Phil Sorber: 22 posts Magnus Hagander: 21 posts Boszormenyi Zoltan: 20 posts Merlin Moncure: 20 posts
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