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[ { "msg_contents": "Log Message:\n-----------\nFix dblink to treat connection names longer than NAMEDATALEN-2 (62 bytes).\nNow long names are adjusted with truncate_identifier() and NOTICE messages\nare raised if names are actually truncated.\n\nBackported to release 8.0.\n\nModified Files:\n--------------\n ...
[ { "msg_contents": " Hi!\n\nI'm to face a problem, and not at once resolve it. When I do:\n\n-- // --\n\ntest=# SELECT xpath('//domain:name/text()', \n$$<?xml version='1.0' encoding='UTF-8'?> ...
[ { "msg_contents": "Hi,\n\nMy production server is running PostgreSQL v8.2.3 on CentOS release 5.2\n(Final).\n\nI've setup PITR in my production server. For some reason, after setting up\nPITR, we're not able to manage and maintain it. Because of this our WAL\narchive drive become full (100% use) approximately...
[ { "msg_contents": "Because that's the consequences of fooling with pg_control.\nI committed the PG_CONTROL_VERSION bump that was missing from\nthe patch Robert committed last night, but I wonder whether\nwe shouldn't revert the whole thing instead. It's not apparent\nto me that what it bought is worth forcing ...
[ { "msg_contents": "The 9.0 release notes have been updated to current.\n\n-- \n Bruce Momjian <bruce@momjian.us> http://momjian.us\n EnterpriseDB http://enterprisedb.com\n\n + None of us is going to be here forever. +\n", "msg_date": "Thu, 3 Jun 2010 12:34:02 -0400 (ED...
[ { "msg_contents": "On Thu, 2010-06-03 at 05:53 -0300, pgsql-hackers-owner@postgresql.org\nwrote:\n> [ . . . ]\n>\n> In my current idea, when a qual-node that contains FuncExpr tries to\n> reference a part of relations within a security view, its referencing\n> relations will be expanded to whole of the security...
[ { "msg_contents": "I wanted to work on this todo item and I have a few questions about the semantics of it. Essentially, it is not possible to have more than one relname for a constraint, even though the comment in trigger.c says otherwise. I have used this code to test this:\n\n<<<\nCREATE TABLE products ( ...
[ { "msg_contents": "protocol.sgml says\n\n <term>START_REPLICATION XXX/XXX</term>\n <listitem>\n <para>\n Instructs backend to start streaming WAL, starting at point XXX/XXX.\n\nAm I correct in thinking that this is wrong, and streaming actually\nstarts with the byte after XXX/XXX?\n\n\t\t\tregard...
[ { "msg_contents": "Log Message:\n-----------\nAdd current WAL end (as seen by walsender, ie, GetWriteRecPtr() result)\nand current server clock time to SR data messages. These are not currently\nused on the slave side but seem likely to be useful in future, and it'd be\nbetter not to change the SR protocol aft...
[ { "msg_contents": "Ther is an open item:\nStandby instead of \"slave\" in documentation\nhttp://archives.postgresql.org/message-id/1273682033.12754.1.camel@vanquo.pezone.net\n\nI replacesd almost all \"slave\" to \"standby\" or \"standby servers\"\nnot only in HS+SR but also in other places like third-party too...
[ { "msg_contents": "\nThe docs don't seem to contain any discussion I could find on why one \nmight not want hot_standby on. Maybe it's just too obvious to most \npeople, but this seems to be a bit lacking in the docs.\n\ncheers\n\nandrew\n", "msg_date": "Thu, 03 Jun 2010 23:15:08 -0400", "msg_from": "An...
[ { "msg_contents": "Hi all\n\ni wish know when will be possible to create databases and tables on my local sql server but only like symlink to remote data specifying existing username and password, fully transparent for app, explain: no external libraries needed, no code adaptation for existing singledb apps, ju...
[ { "msg_contents": "I have a system that uses C methods as functions in a Postgres\ndatabase. When I try to run gdb with my user account I get this:\nptrace: Operation not permitted\n\nIt looks like a permission thing. It seemed to work when I ran gdb as\nthe \"postgres\" user. I would like to continue running p...
[ { "msg_contents": "Hi,\n\nI just spotted that the docs for ALTER TABLE .. DISABLE/ENABLE TRIGGER\nare out of date, now that we have deferrable uniqueness and exclusion\nconstraints.\n\nAlso, I think that the original comment in the ENABLE/DISABLE TRIGGER\nsection was misleading because it suggested that only su...
[ { "msg_contents": "Hi hackers,\n\nI found that some parameters of GiST implementation are builin in the code.\nFor example, following can be found in the backend/utils/adt/tsgistidx.c:\n\n#define SIGLENINT 31 /* >121 => key will toast, so it will not\nwork\n * !!! */\...
[ { "msg_contents": "Hello hackers,\n\nI would like to share some my thoughts about usage of multidimensional\nindexes for queries which deal with ordinal unidimensional data types. I\nthink that gist indexes (especially with knngist) can produce great benefit\nfor complex multi-criterion queries.\nLet's consider...
[ { "msg_contents": "\nThe docs state, w.r.t. $subject:\n\n The password can be provided either in the primary_conninfo string\n or in a separate ~/.pgpass file on the standby server.\n\nI tried this with a database name of \"replication\" in the .pgpass file, \nwhich matches what we need to use in pg_hba.c...
[ { "msg_contents": "Hi,\n\nWe have codes to change ps display for recovery process during hot standby.\nThe current code always shows max_standby_delay for the message, but how\nabout showing actual waiting time instead? Since DBAs can always get the\nparameter from postgresql.conf they wrote, so the parameter v...
[ { "msg_contents": "Testing 9.0 beta, I found that EXPLAINing certain queries in YAML\nformat will produce invalid YAML, for example:\n\nexplain (format yaml) select * from foo where str_val = 'a: b';\n\nThe problem in this case is that a colon followed by whitespace is not\nallowed in an unquoted plain YAML str...
[ { "msg_contents": "Hi,\n\nWhen an error is found in the WAL streamed from the master, a warning\nmessage is repeated without interval forever in the standby. This\nconsumes CPU load very much, and would interfere with read-only queries.\nTo fix this problem, we should add a sleep into emode_for_corrupt_record()...
[ { "msg_contents": "I noted on line 169 that max_avail is still an int ? Where else would\nit be having problems ?\n\nDave\n", "msg_date": "Mon, 7 Jun 2010 11:45:47 -0400", "msg_from": "Dave Cramer <pg@fastcrypt.com>", "msg_from_op": true, "msg_subject": "pgstatindex still throws ERROR: value \"3...
[ { "msg_contents": "Hey hackers,\n\nI routinely run SQL scripts using pgsql -f myscript.sql. If there is\nan error mid-way in a large script file, due to the default\nON_ERROR_STOP=0, I see repeated \"ERROR:  current transaction is\naborted, commands ignored until end of transaction block\" until the\nend of the...
[ { "msg_contents": "I have developed a patch that partially implements the \"functional\ndependency\" feature that allows some columns to be omitted from the\nGROUP BY clause if it can be shown that the columns are functionally\ndependent on the columns in the group by clause and therefore guaranteed\nto be uniq...
[ { "msg_contents": "Hi,\n\nI've ported pg_lesslog to PostgreSQL 9.0 and I'm testing it.\n\nI'm not successful to produce the following WAL records.\n\nXLOG_HEAP_INIT_PAGE\nXLOG_BTREE_REUSE_PAGE\nXLOG_GIST_PAGE_DELETE\nXLOG_RELMAP_UPDATE\n\nAny suggestions are welcome.\n\nThank you very much;\n----------\nKoichi ...
[ { "msg_contents": "Folks;\n\nIt is an announcement that pg_lesslog 1.4.2 beta is now available for\nPostgreSQL 9.0 beta2. You can download the latest file from\nhttp://pgfoundry.org/projects/pglesslog/\n\nThis is only for PosrgreSLQ 9.0 beta 2. Please do not use this\nagainst older version of PostgreSQL. F...
[ { "msg_contents": "I found contrib/dblink leaks a connection or a small amout of memory\nwhen dblink_connect() ends with a duplicate connection name error.\nWe should disconnect the connection before raise any ERRORs.\n\nPatch attached.\n\nRegards,\n---\nTakahiro Itagaki\nNTT Open Source Software Center", "...
[ { "msg_contents": "The way to reproduce:\n\nCREATE OR REPLACE FUNCTION foobar(a integer[])\nRETURNS SETOF int8 AS\n$$\n def getplan(name, query, args):\n if SD.has_key(name):\n plpy.warning(\"Using cached plan %s\" % name)\n return SD[name]\n\n plpy.warning(\"Prepare ...
[ { "msg_contents": "Hello,\n\nI'd like to experiment on compiling postgres with LLVM (either llvm-gcc or \nclang) on Linux, is it supported ? Where should I start ?\n\nThanks ;)\n\n", "msg_date": "Tue, 08 Jun 2010 12:12:43 +0200", "msg_from": "\"P. Caillaud\" <peufeu@peufeu.com>", "msg_from_op": tru...
[ { "msg_contents": "Hi,\n\n\nI tried getting the source using:\n\ngit clone http://git.postgresql.org/git/postgresql.git postgresql-git\n\nbut after a while (252MB) I always get:\n\n[...]\nGetting pack 61e1395a5bdacda95de5432123a0f8124fff05e6\nwhich contains 476418893d3a2f366f47dbe4ce6d7522cc427545\nerror: Unabl...
[ { "msg_contents": "Not looking for help...just putting some data out there.\n\n2 previous crashes caused by corrupt slony indexes\n\nhttp://archives.postgresql.org/pgsql-general/2010-02/msg00022.php\n\nhttp://archives.postgresql.org/pgsql-general/2009-12/msg01172.php\n\nNew one yesterday.\n\nJun 7 15:05:01 db-...
[ { "msg_contents": "All,\n\nSelena (and others) have done a terrific job on the Open Items list for\n9.0.:\n\nhttp://wiki.postgresql.org/wiki/PostgreSQL_9.0_Open_Items\n\nHowever, I haven't see much progress in the last 10 days on closing any\nof these issues, and quite a few people have moved on to 9.1 features...
[ { "msg_contents": "The btree page deletion logic has a restriction that it cannot delete\nthe rightmost child page of any non-leaf btree page (see nbtree/README\nfor explanations). This is checked by _bt_parent_deletion_safe(),\nwhich claims\n\n * Note: it's OK to release page locks after checking, because a s...
[ { "msg_contents": "I believe that the consensus was mostly in favor of deprecating => as\nan operator name, with the intent to abolish it completely in a future\nrelease. Attached is a patch to implement ==> as an alternative\noperator name for hstore, and to make the backend throw a warning when\n=> is used a...
[ { "msg_contents": "Hi *,\nduring the last few months I've been building a new index structure as part of a research project.\nEverything seems to work properly, however I have some strange issues with the count sql command.\nI introduced some custom structures (mainly document and hybrid_query) with which my in...
[ { "msg_contents": "Hi,\n\nWhen the trigger file is created while the recovery keeps\nwaiting for the release of the lock by read only queries,\nit might take a very long time for the standby to become\nthe master. The recovery cannot go ahead until those read\nonly queries have gone away. This would increase th...
[ { "msg_contents": "Hi,\n\nI've been working to improve the syntax of the XMLEXISTS function that I \nput a patch forward for and have been attempting to get my head around \nhow you modify the grammar. I admit I'm not getting much anywhere \nprobably as I don't know bison but I'm starting to wonder if it's wort...
[ { "msg_contents": "I've just applied the attached file to the walwriter, to solve a case\nwhen it keeps handles around to old xlog segments, preventing them\nfrom actually being removed, and as such also causing alerts in some\nmonitoring systems. The way to provoke the problem is:\n\n1. Do something that makes...
[ { "msg_contents": "Hi,\nI was doing some benchmarking while changing configuration options to try to get more performance out of our postgresql servers and noticed that when running pgbench against 8.4.3 vs 8.4.4 on identical hardware and configuration there is a large difference in performance. I know tuning i...
[ { "msg_contents": "Magnus Hagander wrote:\n \n> I've just applied the attached file to the walwriter, to solve a\n> case when it keeps handles around to old xlog segments, preventing\n> them from actually being removed, and as such also causing alerts\n> in some monitoring systems.\n \nThanks! I wasted some t...
[ { "msg_contents": "Hi,\n\nI tried to store a BitString of length 2 million in a Postgres table (see \ncode below), but it did not complete even in 3 mins and then I cancelled \nit. Surprisingly, it only took few seconds when BitString was of length \n500K. Is there any restriction of length of BitString or a...
[ { "msg_contents": "gram.y treats large object identifiers inconsistently. The privileges\nstuff treats them as IConst:\n\n | LARGE_P OBJECT_P Iconst_list\n {\n PrivTarget *n = (PrivTarget *) palloc(sizeof(PrivTarget));\n n->targtype = ACL_TARGET_O...
[ { "msg_contents": "\nselect 'NOW?'::TIMESTAMP;\n timestamp\n----------------------------\n 2010-06-09 14:08:21.020259\n\npostgres=# select ';;;infinity???#@$%$'::TIMESTAMP;\n timestamp\n-----------\n infinity\n(1 row)\n\nIt appears that the ts parser will ignore any punctuation surrounding\nthe special ...
[ { "msg_contents": "In 8.4.4 I used to be able to rename input parameters via \"create or \nreplace function\".\nIn 9.0 beta2 this no longer is allowed, and I get a descriptive message \ninforming me to use\ndrop function instead, but I couldn't find this documented anywhere as a \nchange between 8.4 and 9.0.\n...
[ { "msg_contents": "I found a term \"InvalidXLogRecPtr\" in 9.0 docs.\nhttp://developer.postgresql.org/pgdocs/postgres/functions-admin.html#FUNCTIONS-RECOVERY-INFO-TABLE\n| ... then the return value will be InvalidXLogRecPtr (0/0). \n\nI think it should not appear in docs because it's a name for an internal\ncon...
[ { "msg_contents": "Hi all,\n\nI wanted to propose a fix for to xlog.c regarding the use of\nposix_fadvise() for 9.1 (unless someone feels it's ok for 9.0).\nCurrently posix_fadvise() is used right before a log file is closed so\nit's effectively not doing anything, when posix_fadvise is to be\ncalled. This pat...
[ { "msg_contents": "Hi,\n\nCurrently the variable TriggerFile is declared as extern, but\nit's not used in other source file than xlog.c. How about\ndeclaring it as static? Here is the patch.\n\nRegards,\n\n-- \nFujii Masao\nNIPPON TELEGRAPH AND TELEPHONE CORPORATION\nNTT Open Source Software Center", "msg_d...
[ { "msg_contents": "For previous discussion of this topic, see:\n\nhttp://archives.postgresql.org/pgsql-hackers/2010-04/msg01181.php\nhttp://archives.postgresql.org/pgsql-hackers/2010-05/msg00352.php\nhttp://archives.postgresql.org/pgsql-hackers/2010-06/msg00302.php\n\nAs in the original version of the patch, I ...
[ { "msg_contents": "test_us@workbook=# select has_table_privilege( 'public', 'test', 'SELECT' );\nERROR: role \"public\" does not exist\ntest_us@workbook=# \n\nSo there's no way to see if a particular privilege has been granted to public. ISTM 'public' should be accepted, since you can't use it as a role name a...
[ { "msg_contents": "Hi,\n\nvacuum_defer_cleanup_age is categorized as \"Statement Behavior\"\nparameter in the document. On the other hand, it's categorized\nas \"Hot Standby\" one in postgresql.conf. Why do we need to do so?\n\nRegards,\n\n-- \nFujii Masao\nNIPPON TELEGRAPH AND TELEPHONE CORPORATION\nNTT Open S...
[ { "msg_contents": "Dear all,\n I am trying to enable the direct IO for the disk-resident\nhash partitions of hashjoin in postgresql. The basic postgres\nenvironment settings are:\n centos 5.5\n kernel 2.6.18\n ext3 fs\n PostgreSQL 8.4.3\n\n Previously I added the O_DIRECT fla...
[ { "msg_contents": "Hi,\r\n\r\nI understand this is very early to ask this.. but, is there any tentative timeline has been planned / available for the PostgreSQL 9.1 release, like for the alpha or beta releases before the general release?\r\nAlso, is there any synchronous replication patch planned for the Postgr...
[ { "msg_contents": "Hi,\n\nIn 9.0, walsender reads WAL always from the disk and sends it to the standby.\nThat is, we cannot send WAL until it has been written (and flushed) to the disk.\nThis degrades the performance of synchronous replication very much since a\ntransaction commit must wait for the WAL write ti...
[ { "msg_contents": "\nWhy does pg_upgrade create its output directory in the user's home \ndirectory (or TMP on Windows)? I should have thought that the current \nworking directory would be a more suitable choice. At the very least \nthere should be an option for where to create it. Also, this location \ndoesn'...
[ { "msg_contents": "Hi,\n\nper $SUBJECT.\n\nCheers,\nJan", "msg_date": "Fri, 11 Jun 2010 16:58:59 +0200", "msg_from": "=?UTF-8?B?SmFuIFVyYmHFhHNraQ==?= <wulczer@wulczer.org>", "msg_from_op": true, "msg_subject": "pg_regress --use-existing does not appear in --help" }, { "msg_contents": "J...
[ { "msg_contents": "Folks,\n\nLooks like someone accidentally deleted the -Z option from vacuumdb.\nPatch attached, one character. ;-)\n\n(thanks Gabrielle, and Jan Urbanski)\n\n-- \n -- Josh Berkus\n PostgreSQL Experts Inc.\n ...
[ { "msg_contents": "-----BEGIN PGP SIGNED MESSAGE-----\nHash: SHA1\n\nHello\n\nI am testing HS + SR in a system running 9.0beta2. What I am doing is\njust trying all kind of crazy combinations and see how the system\nhandles them.\n\nOne of the test I knew was going to fail was to create a tablespace in\nthe mas...
[ { "msg_contents": "I am curious how could I solve the problem:\n\nDuring refreshing I would like to know, if MV is stale or fresh? And I \nhad an idea:\n\nIn fact, MV need to know if its last refresh (transaction id) is older \nthan any INSERT, UPDATE, DELETE transaction launched against source \ntables. So if ...
[ { "msg_contents": "I am curious how could I solve the problem:\n\nDuring refreshing I would like to know, if MV is stale or fresh? And I \nhad an idea:\n\nIn fact, MV need to know if its last refresh (transaction id) is older \nthan any INSERT, UPDATE, DELETE transaction launched against source \ntables. So if ...
[ { "msg_contents": "Hi\n\nTo be able to asses the performance characteristics of the different wal-related options, I patched pgbench to show the average latency of each individual statement. The idea is to be able to compare the latency of the COMMIT with the ones of the other statements.\n\nThis patch adds two...
[ { "msg_contents": "After i read PostgreSQL documentation, i found that pg_attribute contain\n\"attrelid\" that reference to pg_class oid. But after i look to\n\"/src/include/catalog/pg_class.h\" there is no member named \"oid\".\n\nThis what i trying to acomplish using \"heap_getnext\" function:\n\nif (((Form_p...
[ { "msg_contents": "In response to a complaint from Hartmut Goebel:\n\nhttp://archives.postgresql.org/pgsql-bugs/2010-06/msg00018.php\n\nAnd per a design proposed by Tom Lane:\n\nhttp://archives.postgresql.org/pgsql-bugs/2010-06/msg00211.php\n\nPFA a patch to implement $SUBJECT. One interesting aspect of this\n...
[ { "msg_contents": "visibilitymap.c begins with a long and useful comment - but this part\nseems to have a bit of split personality disorder.\n\n * Currently, the visibility map is not 100% correct all the time.\n * During updates, the bit in the visibility map is cleared after releasing\n * the lock on the heap...
[ { "msg_contents": "-----BEGIN PGP SIGNED MESSAGE-----\nHash: SHA1\n\nHey,\n\nWhile translating the plperl page from the manual, I found the following\nsentence:\n\n The <varname>%_SHARED</varname> variable and other global state within\n the language is public data.\n\nShould it be :\n\n The <varname>%_SHARE...
[ { "msg_contents": "Hi,\n\nI tend to consider it a bug that there's no known way under windows to\nuse the same trick as under Unix by using '/usr/bin/true' as your\narchive command. And this Unix trick itself does feel like a hack.\n\nAlso I'd very much like to be able to recommend (even if not change the\noffi...
[ { "msg_contents": "Folks,\n \nThe PostgreSQL 9.1 Development Plan:\n \nhttp://wiki.postgresql.org/wiki/PostgreSQL_9.1_Development_Plan\n \ncalls for a ReviewFest to run from the 15th of June (tomorrow) until\nthe start of the first CommitFest for the 9.1 release. The idea is\nthat those with time available to ...
[ { "msg_contents": "Per previous discussion:\n\nhttp://archives.postgresql.org/pgsql-hackers/2010-05/msg01195.php\nhttp://archives.postgresql.org/pgsql-hackers/2010-05/msg01577.php\n\nChanges in this patch:\n\n- Rename TSParserGetPrsid to get_tsparser_oid, TSDictionaryGetDictid\nto get_tsdictionary_oid, TSTempla...
[ { "msg_contents": "A recent bug report\nhttp://archives.postgresql.org/pgsql-admin/2010-06/msg00101.php\nshows that dblink_build_sql_update and friends are really not all there\nwhen it comes to dealing with dropped columns in the target table.\nThe immediate cause of the reported crash is just an internal matt...
[ { "msg_contents": "This is a proposal of SQL/MED foreign table for 9.1.\nI described the details in the wiki page:\n http://wiki.postgresql.org/wiki/SQL/MED\n\nI'd like to discuss especially about the inteface of FDW routines.\nSince it will be a shared by all of FDW extenstions in the future,\nit must be as...
[ { "msg_contents": "Hi,\n\nSometimes the postgres server log message and the pg_archivecleanup debug\nmessage are output in the same line as follows. This is a little hard to\nread.\n\n-----------------------\nLOG: restored log file \"00000001000000000000006B\" from archive\npg_archivecleanup: keep WAL file 00...
[ { "msg_contents": "I'm pleased to announce the launch of the PGXN development project.\n\n http://www.pgxn.org/\n\nPGXN, the PostgreSQL Extension Network, is modelled on CPAN, the Perl community's archive of \"all things Perl.\" PGXN will provide four major pieces of infrastructure to the PostgreSQL community:...
[ { "msg_contents": "When I try running pg_upgrade from beta2 on an AIX server I'm unable to \nget beyond the command line parsing (no matter what command line \narguments I pass in it always complains about the usage).\n\n\nWhen I compile pg_upgrade it complains about:\n\noption.c: In function 'parseCommandLine'...
[ { "msg_contents": "Hello,\n\nI want to add a new backend process to postgres, to include my own auditing modules.\nHow can i do that, also how can i signal it after!\nSorry if this is very general question!\n\nI didn't find any source to learn these things in postgres.\n\nthanks in advance\n\n\n\n\n\n \nHe...
[ { "msg_contents": "Hello,\n\nI want to add a new backend process to postgres, to \ninclude my own auditing modules.\nHow can i do that, also how can i \nsignal it after!\nSorry if this is very general question!\n\nI \ndidn't find any source to learn these things in postgres.\n\nthanks \nin advance\n\n\n\n\n\n ...
[ { "msg_contents": "Hi,\n\nGetOldestWALSendPointer() is commented out in the source code\nwith NOT_USED block, but is still declared in the header file.\nShould we remove the function prototype from walsender.h ?\n\n[walsender.h]\n extern XLogRecPtr GetOldestWALSendPointer(void);\n\nRegards,\n---\nTakahiro It...
[ { "msg_contents": "Running pg_upgrade against an unmodified (the output of initdb) cluster \non AIX is giving me \"pg_alloc: Out of memory\" errors.\n\nOn some non-linux platforms (including AIX) malloc(0) returns 0.\n\nwith the attached patch to pg_upgrade I am now able to get pg_upgrade to \nconvert an 8.3 d...
[ { "msg_contents": "On Mon, Jun 14, 2010 at 7:55 AM, Simon Riggs <simon@2ndquadrant.com> wrote:\n>> But that change would cause the problem that Robert pointed out.\n>> http://archives.postgresql.org/pgsql-hackers/2010-06/msg00670.php\n>\n> Presumably this means that if synchronous_commit = off on primary that\n...
[ { "msg_contents": "Robert Haas <robertmhaas@gmail.com> wrote:\n> Kevin Grittner <Kevin.Grittner@wicourts.gov> wrote:\n>> Robert Haas <robertmhaas@gmail.com> wrote:\n>>> So, obviously at this point my slave database is corrupted\n>>> beyond repair due to nothing more than an unexpected crash on\n>>> the master.\...
[ { "msg_contents": "I have not been able to find any comments or discussion on this patch.\n\nContents and Purpose:\n================\nThis patch removes duplicate code in opclasscmds.c. It removes the \nduplicate code from DefineOpFamily by calling CreateOpFamily.\n\nNo new regression test or documentation are ...
[ { "msg_contents": "I tried to implement a modular se-pgsql as proof-of-concept, using the DML\npermission check hook which was proposed by Robert Haas.\n\nAt first, please build and install the latest PostgreSQL with this\npatch to add a hook on DML permission checks.\n http://archives.postgresql.org/pgsql-hac...
[ { "msg_contents": "Currently, the JSON datatype (repository:\nhttp://git.postgresql.org/gitweb?p=json-datatype.git;a=summary ) is\nimplemented somewhat like a specialization of TEXT, like XML is. I'm\nbeginning to question if this is the right way to go. This doesn't\nconcern whether the JSON datatype should ...
[ { "msg_contents": "Hi,\n\nWe should make trace_recovery_messages available only when\nthe WAL_DEBUG macro was defined? Currently it's always\navailable, so the standby seems to call elog() too frequently.\n\nRegards,\n\n-- \nFujii Masao\nNIPPON TELEGRAPH AND TELEPHONE CORPORATION\nNTT Open Source Software Cente...
[ { "msg_contents": "Hi,\n\nIn the following debug message in RemoveOldXlogFiles(), the variables\n\"log\" and \"seg\" don't indicate LSN, so we should use %u instead of %X?\n\n elog(DEBUG2, \"removing WAL segments older than %X/%X\", log, seg);\n\nI attached the patch to do so.\n\nRegards,\n\n-- \nFujii Masao...
[ { "msg_contents": "Hi all,\n\nI use 8.2 on a windows server 2008.\nSuddenly postgres crashed and I can not do anything.\nStrange things happend to postgres in the last few weeks. Once, there\nwas so many postgres process, that I could not connect to it with\npgAdmin3. It said that too many connections and I had...
[ { "msg_contents": "Dear hackers,\n\nI have a pretty nasty problem to submit to your careful scrutiny.\n\nPlease consider the following piece of SQL code:\n\n\nCREATE SCHEMA bar;\nSET search_path = bar;\n\nCREATE FUNCTION bar() RETURNS text AS $$\nBEGIN\n RETURN 'foobar';\nEND\n$$ LANGUAGE plpgsql IMMUTABLE;\...
[ { "msg_contents": "Hi,\n\nwe improved ECPG quite a lot in 9.0 because we worked and\nstill working with an Informix to PostgreSQL migration project.\n\nWe came across a pretty big performance problem that can be seen in\nevery \"naive\" application that uses only FETCH 1, FETCH RELATIVE\nor FETCH ABSOLUTE. Thes...
[ { "msg_contents": "Marc Fournier wrote:\n> But, I think you and I are exceptions here, in that we use the web interface for moderation, and not just email ...\n\nIs it possible that the ones that use email for moderating the lists have aggressive spam filters? Then they might not receive most of the list postin...
[ { "msg_contents": "Hackers,\n\nWe've noticed that checksums and file sizes for the master database, and\nslave database, even after all transactions have been cleared, are not\nidentical. Why is that?\n\n-- \n -- Josh Berkus\n PostgreSQL Expe...
[ { "msg_contents": "Hi,\n\nWe don't have any statistic views for walsenders in SR's master server\nin 9.0, but such views would be useful to monitor and manage standby\nservers from the master server. I have two ideas for the solution -\nadding a new system view or recycling pg_stat_activity:\n\n1. Add another s...
[ { "msg_contents": "PostgreSQL 9.0 beta 2\nWindows XP Professional SP2\n\nWhile migrating the database from 8.4 to 9.0 using pg_upgrade (now part of the Postgres project), the following issues came up:\n\n1. When using the --logfile option, pg_upgrade quits with an error like this:\n\nThe process cannot access t...
[ { "msg_contents": "Another issue:\n\n4. The --link option doesn't seem to work on Windows: pg_upgrade still copies data from the old cluster to the new. There doesn't appear to be a way to upgrade a database on Windows without copying the entire uncompressed database, which can be a problem where disk space is ...
[ { "msg_contents": "\nA recent discussion with a developer convinced me that enums would be \nmuch more useful if new values could be added to the label list easily \nwithout changing the stored values. Given the current representation of \nenums as a globally unique oid, I think this is just about impossible if...
[ { "msg_contents": "Hi to all.\n\nPlease take a look at the initial comment contained into the logtape.c file:\nhttp://doxygen.postgresql.org/logtape_8c-source.html\n\nAlmost at the beginning of that file, it is affirmed that implementing \ntapes on disk (quote: /by creating a separate file for each \"tape\"/) \...
[ { "msg_contents": "It would be nice to get beta3 out the door sooner rather than later,\nbut I sort of feel like we're not ready yet. In fact, we seem to be a\nbit stalled. The open items list currently lists four items.\n\n1. max_standby_delay. Tom has committed to getting this done, but has\nbeen tied up w...
[ { "msg_contents": "\nI notice that if I vacuum a 1 row table I get a FSM that is 24576 bytes\nin size, or 3 database blocks.\n\nWhy is it not 1 block, or better still 0 blocks for such a small table?\n\n-- \n Simon Riggs www.2ndQuadrant.com\n\n", "msg_date": "Sun, 20 Jun 2010 11:56:30 +0100", ...
[ { "msg_contents": "Florian Pflug wrote:\n> On Jun 20, 2010, at 7:18 , Tom Lane wrote:\n \n>> I was thinking that keepalive was on by default with a very\n>> long interval, but I see this isn't so. However, if we enable\n>> keepalive, then it's irrelevant to the point anyway. Nobody's\n>> produced any evidence ...
[ { "msg_contents": "Peter Geoghegan wrote:\n \n> How many lookup tables have you seen in the wild with a natural\n> key?\n \nMe? Personally? A few hundred.\n\n> People sometimes represent things like US states as enums. This is\n> probably a mistake, because you cannot control or predict if\n> there'll be a n...
[ { "msg_contents": "\nOn one of my machines I get\n\nLOG: could not receive test message on socket for statistics collector: Connection refused\n\non startup. I noticed this testing 9.0 but when I went back to check I'm \nnow getting it on 8.3 as well, disabling all of my iptables rules doesn't \nhelp.\n\nI've...
[ { "msg_contents": "\"Joshua D. Drake\" wrote:\n \n> Can someone tell me what we are going to do about firewalls that\n> impose their own rules outside of the control of the DBA?\n \nHas anyone actually seen a firewall configured for something so\nstupid as to allow *almost* all the various packets involved in ...
[ { "msg_contents": "Greg Stark wrote:\n \n> Keepalives introduce spurious disconnections in working TCP\n> connections that have transient outages\n \nIt's been a while since I read up on this, so perhaps my memory has\ndistorted the facts over time, but I thought that under TCP, if one\nside sends a packet whi...
[ { "msg_contents": "By consensus, we have removed the new-to-9.0 operator text[] => text[]\nand renamed the hstore => text[] operator. (The current name is \"%\",\nbut there is some discussion of \"%>\", some yet other name, or getting\nrid of it altogether; please comment on that thread if you wish to\nweigh i...