threads listlengths 1 2.99k |
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[
{
"msg_contents": "Hackers,\n\nAre permissions correct in the citext extension?\n\nBest,\n\nDavid\n\n> Begin forwarded message:\n> \n> From: Sadek Touati <bilal2dellys@hotmail.com>\n> Subject: Have a problem with citext\n> Date: September 29, 2017 at 17:02:50 EDT\n> To: \"david@kineticode.com\" <david@kineticod... |
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{
"msg_contents": "Hi,\n\nA lot of files which currently include netinet/tcp.h. For most of them I\ncannot recognize why, and it just seems to have been copied from one\nfile to the next.\n\nE.g.\nsrc/interfaces/libpq/{fe-secure,fe-protocol3,fe-protocol2,fe-secure}.c\nsrc/backend/libpq/{be-secure,be-secure-open... |
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{
"msg_contents": "Hi,\n\nSome time ago I had to work on a system where I was cloning a standby\nusing pg_basebackup, that didn't have screen or tmux. For that reason I\nredirected the output to a file and ran it with nohup.\n\nI normally (always actually ;) ) run pg_basebackup with --progress and\n--verbose so... |
[
{
"msg_contents": "Our Query currently has space for a 32-bit queryId, but that seems\nreasonably likely to result in collisions:\n\nhttps://en.wikipedia.org/wiki/Birthday_problem#Probability_table\n\nIf you have as many as 50,000 queries, there's a 25% probability of\nhaving at least one collision; that doesn'... |
[
{
"msg_contents": "Hi\n\nThere is new, not well solved dependency. I have not any problem to build\nextension with PostgreSQL 9.6 there\n\n[oracle@ora2pg plpgsql_check]$ make\ngcc -Wall -Wmissing-prototypes -Wpointer-arith\n-Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute\n-Wformat-securi... |
[
{
"msg_contents": "On 2017-09-30 02:17:54，\"Alexander Korotkov\" <a.korotkov@postgrespro.ru> wrote:\n\n\nGreat. Now code of this patch looks good for me.\nHowever, we forgot about documentation.\n\n\n <para>\n The result is equivalent to replacing the target data directory with the\n source one. Only chan... |
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{
"msg_contents": "Hi\n\nI have some strange slow queries based on usage \"view\" functions\n\none function looks like this:\n\nCREATE OR REPLACE FUNCTION\nides_funcs.najdatsplt_cislo_exekuce(mid_najdatsplt bigint)\n RETURNS character varying\n LANGUAGE sql\n STABLE\nAS $function$\nselect CISLOEXEKUCE\n fr... |
[
{
"msg_contents": "\nHello,\n\nI use postgres \"11devel\" packages kindly distributed on \n\"apt.postgresql.org\" and recompiled every few hours.\n\nI wanted to know which version it was, and \"11devel\" is kind of imprecise.\n\nOk, there is a hint in the deb package name:\n\n \t11~~devel~20170930.2214-1~87.git... |
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{
"msg_contents": "Hello, hackers!\n\nI'm building PostgreSQL 10 rc1 sources on Debian wheezy (gcc 4.7). I have those warnings:\n\nobjectaddress.c: In function ‘get_object_address’:\nobjectaddress.c:1646:10: warning: ‘typeoids[1]’ may be used uninitialized in this function [-Wmaybe-uninitialized]\nobjectaddress... |
[
{
"msg_contents": "I recently had a sad because I noticed that checkpoint counts were\nincreasing in pg_stat_bgwriter, but weren't accounted for in my logs\nwith log_checkpoints enabled.\n\nAfter some searching, I found that it was the idle checkpoints that\nweren't being logged. I think this is a missed trick... |
[
{
"msg_contents": "I have faced two issues with logical replication.\nRepro scenario:\n\n1. start two Postgres instances (I start both at local machine).\n2. Initialize pgbench tables at both instances:\n pgbench -i -s 10 postgres\n3. Create publication of pgbench_accounts table at one node:\n create pu... |
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{
"msg_contents": "We have now entered October, which marks the end of Commitfest 201709. All\npatches have now been dealt with and the commitfest is closed. Before starting\non moving, and closing, patches the stat for this commitfest were:\n\n\tNeeds review: 69.\n\tWaiting on Author: 22.\n\tReady for Commit... |
[
{
"msg_contents": "I have faced two issues with logical replication.\nReproducing scenario:\n\n1. start two Postgres instances (I start both at local machine).\n2. Initialize pgbench tables at both instances:\n pgbench -i -s 10 postgres\n3. Create publication of pgbench_accounts table at one node:\n cre... |
[
{
"msg_contents": "I just recently \"upgraded\" to High Sierra and experiencing horrendous CREATE\nDATABASE performance. Creating a database from a 3G template DB used to\ntake ~1m but post-upgrade is taking ~22m at a sustained write of around\n4MB/s. Occasionally, attempting to create an empty database hangs\n... |
[
{
"msg_contents": "Hi,\n\nlow-memory testing with REL_10_STABLE at 1f19550a87 produced the\nfollowing PANIC:\n\n stuck spinlock detected at pg_stat_get_wal_receiver, walreceiver.c:1397\n\nI was about to wrap the pstrdup()s with a PG_TRY block, but I can't find\na spinlock being released in a PG_CATCH block a... |
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{
"msg_contents": "Hi,\n\ndoing low-memory testing with REL_10_STABLE at 1f19550a87 also produced\na couple of parallel worker core dumps with the backtrace below.\nAlthough most of the backtrace is inside the dynamic linker, it looks\nlike it was passed a pointer to gone-away shared memory.\n\nregards,\nAndrea... |
[
{
"msg_contents": "I saw this while restoring 9.6 database to 10.0 database.\n\n\\connect: FATAL: conversion between UTF8 and MULE_INTERNAL is not supported\n\nIs this expected? I saw nothing releated to this in the release notes.\n\nBest regards,\n--\nTatsuo Ishii\nSRA OSS, Inc. Japan\nEnglish: http://www.sra... |
[
{
"msg_contents": "Hi,\n\nI'd recently noticed that expr* functions actually show up in profiles\nbecause we use them at some very common paths\n(e.g. ExecTypeFromTLInternal()) and that we commonly call all the three\nvariants from $subject in sequence.\n\nLooking at their code I was wondering whether it's reas... |
[
{
"msg_contents": "I previously made one minuscule contribution to the project two years ago.\nI'm interested in doing some more, and I'm trying to figure out what to\nfocus on. Two SSL-related projects caught my attention:\n1) Allow automatic selection of SSL client certificates from a certificate\nstore (http... |
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{
"msg_contents": "Can someone assists with the issue posted on StackOverflow?\n \nhttps://stackoverflow.com/questions/46540537/postgresql-9-3-creation-of-group-role-causes-permission-problems\n \n \nCreation of new Group Role causes postgresql to think that Login roles does not exist. I think it's a bug? or at... |
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{
"msg_contents": "Good day, hackers.\n\nDuring hard workload sometimes process reaches deadlock timeout\neven if no real deadlock occurred. It is easily reproducible with\npg_xact_advisory_lock on same value + some time consuming\noperation (update) and many clients.\n\nWhen backend reaches deadlock timeout, i... |
[
{
"msg_contents": "Hi!\n\nThis topic was already discussed (at least one time) in 2011. See [1] for\ndetails. I'd like to raise that again.\n\nCurrently, we have table in system catalog with ACL, but without TOAST.\nThus, it might happen that we can't fit new ACL item, because row becomes\ntoo large for in-li... |
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{
"msg_contents": "Hi,\n\nIn my llvm jit work I'd to\n\n#undef PM\n/* include some llvm headers */\n#define PM 1\n\nbecause llvm has a number of functions which have an argument named PM.\nNow that works, but it's fairly ugly. Perhaps it would be a good idea to\nname these defines in a manner that's slightly le... |
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{
"msg_contents": "Attached are patches to add an ALWAYS DEFERRED option to CONSTRAINTs and\nCONSTRAINT TRIGGERs, meaning: SET CONSTRAINTS .. IMMEDIATE will not make\nimmediate any constraint/trigger that is declared as ALWAYS DEFERRED.\n\nI.e., the opposite of NOT DEFERRED. Perhaps I should make this NOT\nIMM... |
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{
"msg_contents": "Allow multiple tables to be specified in one VACUUM or ANALYZE command.\n\nNot much to say about this; does what it says on the tin.\n\nHowever, formerly, if there was a column list then the ANALYZE action was\nimplied; now it must be specified, or you get an error. This is because\nit would... |
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{
"msg_contents": "Hello. We identified the same problem. Sam Gwydir and Josh Clulow were able to put together the appropriate fix after.\n\nThe breakage in src/backend/port/sysv_shmem.c and src/include/storage/dsm_impl.h should be back ported to all supported versions (the regression was introduced between t... |
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{
"msg_contents": "Hello,\r\n\r\nKindly review this patch that implements the proposal for pgwire protocol negotiation described in this thread.\r\n\r\nA big thanks to @Satyanarayana Narlapuram<mailto:Satyanarayana.Narlapuram@microsoft.com> for his help and guidance in implementing the patch.\r\n\r\nPlease note... |
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{
"msg_contents": "Hi hackers,\r\n\r\nPresently, there are a few edge cases in vacuum_rel() and analyze_rel() that I\r\nbelieve do not have sufficient logging. This was discussed a bit in the\r\nvacuum-multiple-relations thread [0], but it was ultimately decided that any\r\nlogging changes should be proposed s... |
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{
"msg_contents": "Here is a small patch to fix a typo in a comment in partition.c: \ns/mantain/maintain/.\n\nBest regards,\nEtsuro Fujita\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp://www.postgresql.org/mailpref/pgsql-hackers",
... |
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{
"msg_contents": "In the 'ftp' listing, v10 appears at the bottom:\n https://www.postgresql.org/ftp/source/\n\nWith all the other v10* directories at the top, we could get a lot of \npeople installing wrong binaries...\n\nMaybe it can be fixed so that it appears at the top.\n\n\nThanks,\n\nErik Rijkers\n\n\n... |
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{
"msg_contents": "-hackers,\n\nPlease see the below:\n\n\"\"\"\npostgres=# create user foo;\nCREATE ROLE\npostgres=# create schema foo;\nCREATE SCHEMA\npostgres=# alter role foo set search_path to 'foo';\nALTER ROLE\npostgres=# \\q\njd@jd-wks:~$ psql -U foo postgres\npsql (9.6.5)\nType \"help\" for help.\n\npo... |
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{
"msg_contents": "A thread on parallelization made me wonder so I took a look:\n\n - src/bin/*/parallel.c uses threads on WIN32\n - src/bin/*/parallel.c uses fork() on not-WIN32\n\n (Ditto src/bin/pg_basebackup/pg_basebackup.c and\n src/backend/postmaster/syslogger.c.)\n\n A quick look at the functions c... |
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{
"msg_contents": "Hi all,\n\nWhile running valgrind on latest HEAD (suppression list included), I\nam seeing complains with epoll_pwait() on Linux:\n==12692== Syscall param epoll_pwait(sigmask) points to unaddressable byte(s)\n==12692== at 0x62F72D0: epoll_pwait (in /usr/lib/libc-2.26.so)\n==12692== by ... |
[
{
"msg_contents": "I'm regularly surprised that the only non-static function we seem to\nhave for getting a relation name by oid is get_rel_name. It doesn't\nhandle schema qualification at all, and it returns NULL rather than\nERROR'ing.\n\nDoing it correctly involves interacting with the syscache, calling\nRel... |
[
{
"msg_contents": "Hi all,\n\nThe patch has been updated according to Nathan's comments.\nThanks Nathan's review.\n\nPlease find the updated patch in the attached files:\ncomment_on_current_database_no_pgdump_v4.3.patch --- support\ncurrent_database keyword exclude the pg_dump part.\ncomment_on_current_database... |
[
{
"msg_contents": "When creating logical replication slots we quite often get the following \nerror:\n\nERROR: cannot build an initial slot snapshot when MyPgXact->xmin \nalready is valid\n\nwhich cause restart of WAL sender.\nThe comment to this line doesn't clarify much:\n\n /* so we don't overwrite the ... |
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{
"msg_contents": "Hi,\n\nI got some few queries after running sqlsmith against PG HEAD , where i \nam getting LOG message like - \"parallel worker (PID) exited with exit \ncode 1\"\n\nset force_parallel_mode =1;\n select\n pg_catalog.pg_wal_replay_pause() as c0,\n ref_0.ev_type as c1\n ... |
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{
"msg_contents": "Hi, hackers!\n\nCurrently I'm working on page-level incremental backups using WAL-G codebase[0]. And I have two questions that I cannot resolve myself.\n\nIncremental backup is a set of changes, that should be applied over preexisting backup. I use page LSN to understand should page be backup... |
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{
"msg_contents": "Fix traversal of half-frozen update chains\n\nWhen some tuple versions in an update chain are frozen due to them being\nolder than freeze_min_age, the xmax/xmin trail can become broken. This\nbreaks HOT (and probably other things). A subsequent VACUUM can break\nthings in more serious ways,... |
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{
"msg_contents": "I noticed that the test \"hash_func\" was listed in parallel_schedule but\nnot in serial_schedule. I have seen that a few times recently where a\npatch proposes to add a new test file but forgets to add it to the\nserial_schedule.\n\nI wonder whether it's still useful to keep two separate te... |
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{
"msg_contents": "Hopefully it's alright for me to post this here, please let me know if not.\n\nI ran across an article on blog.jooq.org comparing all the major RDBMS'\nwith their ability to optimize away unnecessary work with queries which are\nless than optimal, and saw some discussion on hackernews and red... |
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{
"msg_contents": "Hi All,\n\nThe following URLs present in src/include/port/win32.h to share the\ninformation on dllimport or dllexport (used in windows) seems to be\neither dead/obsolete and i think, they need to be updated.\n\nhttp://support.microsoft.com/kb/132044 -- dead\nhttp://msdn.microsoft.com/en-us/li... |
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{
"msg_contents": "SERIALIZABLE looks for chains of rw cases.\n\nWhen we perform UPDATEs and DELETEs we search for rows and then modify\nthem. The current implementation views that as a read followed by a\nwrite because we issue PredicateLockTuple() during the index fetch.\n\nIs it correct that a statement that... |
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{
"msg_contents": "Hello,\n\nwe have been reported, and I have experienced a couple of times,\npg_repack breaking logical replication.\n\n- https://github.com/reorg/pg_repack/issues/135\n- https://github.com/2ndQuadrant/pglogical/issues/113\n\nIn my experience, after the botched run, the replication slot was\n\... |
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{
"msg_contents": "In our sharded cluster project we are trying to use logical relication for providing HA (maintaining redundant shard copies).\nUsing asynchronous logical replication has not so much sense in context of HA. This is why we try to use synchronous logical replication.\nUnfortunately it shows very... |
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{
"msg_contents": "The test suite for the Go PostgreSQL driver pgx \n(https://github.com/jackc/pgx) found an unexpected behavior change in \nPG10. Previously, it was impossible to prepare a statement with a \nunknown or ambiguous parameter type.\n\nPre-version 10:\n\njack=# prepare ps as select $1;\nERROR: cou... |
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{
"msg_contents": "Hi\n\nI am looking why some queries are significantly slower on PostgreSQL than\non Oracle, although there is pretty simple plan. The queries are usually\n10x times slower on Postgres than on Oracle.\n\nI migrate old Oracle application to Postgres. There are important two\nfactors:\n\n1. Ofte... |
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{
"msg_contents": "Hi,\nI am working on a contrib module that uses RegisterDynamicBackgroundWorker\nAPI\nto create a couple of worker processes. For synchronization between the\nbackground worker processes I am using InitSharedLatch, SetLatch, WaitLatch\nAPIs.\nOne of the processes is supposed to wait for the l... |
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{
"msg_contents": "Hi,\n\nHugo Mercier (in Cc) reported me an error in a query, failing since pg10.\n\nSimple test case to reproduce:\n\nCREATE TABLE public.test (id integer);\nWITH test AS (select 42) INSERT INTO public.test SELECT * FROM test;\n\nwhich will fail with \"relation \"test\" cannot be the target o... |
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{
"msg_contents": "Hi hackers,\n\nI've found something that looks like a bug.\n\nSteps to reproduce\n------------------\n\nThere are 3 instances of PostgreSQL 10.0 - inst1, inst2 and inst3. There\nis a table `test` on every instance:\n\n```\nCREATE TABLE test(k TEXT PRIMARY KEY, v TEXT);\n```\n\nBoth inst1 and ... |
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{
"msg_contents": "We have some dozens of places that transiently change CurrentResourceOwner\nand then set it back to what it had been. I happened to notice that,\nwhile many of these places have a PG_TRY block to ensure that the restore\nhappens even if they lose control to an error, not all of them have one... |
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{
"msg_contents": "Is there a chance that pluggable storage permits creation of a columnar rdbms\nas monetDB in PostgreSQL ?\nThanks un advance for thé answer\n\n\n\n--\nSent from: http://www.postgresql-archive.org/PostgreSQL-hackers-f1928748.html\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@pos... |
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{
"msg_contents": "On Sun, Oct 16, 2016 at 6:46 PM, Noah Misch <noah@leadboat.com> wrote:\n>> Noah and I discussed possible future directions for amcheck in person\n>> recently. I would like to get Noah's thoughts again here on how a tool\n>> like amcheck might reasonably target other access methods for\n>> ver... |
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{
"msg_contents": "Hi,\n\nAttached a patch for $subject. ISTM these are mistakes of copy-and-paste.\n\nRegards,\n\n--\nMasahiko Sawada\nNIPPON TELEGRAPH AND TELEPHONE CORPORATION\nNTT Open Source Software Center\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to y... |
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{
"msg_contents": "Basically, $subject is causing us not to properly find matching\nextended stats in this case.\n\nThe attached patch fixes it.\n\nThe following test cases is an example of the misbehaviour. Note\nrows=1 vs rows=98 in the Gather node.\n\ncreate table ab (a varchar, b varchar);\ninsert into ab s... |
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{
"msg_contents": "grant.sgml says that\n\n the default privileges granted to PUBLIC are as follows: CONNECT and\n \n CREATE TEMP TABLE for databases; EXECUTE privilege for functions;\n and USAGE privilege for languages.\n\nBut types also have the USAGE privilege for PUBLIC by default:\n\ntest=> CREATE TY... |
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{
"msg_contents": "Hi all,\n\nWhen you fire a query in postgresql, it will first parse the query and\ncreate the data structures for storing various aspects of the query and\nexecuting the query. (Like RangeTblEntry, PlannerInfo, RangeOptInfo etc.).\n\nI want to know how does postgresql stores the join predicat... |
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{
"msg_contents": "I have been annoyed at least twice now by the lack of pg_regress command\nline help output for the \"--bindir=<path>\" option. In passing I noted\nthat there was no output for \"--help\" or \"--version\" options either.\n\nAny objections to the attached? It could be argued that it ought to be... |
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{
"msg_contents": "The following bug has been logged on the website:\n\nBug reference: 14849\nLogged by: Marko Tiikkaja\nEmail address: marko@joh.to\nPostgreSQL version: 10.0\nOperating system: Linux\nDescription: \n\nHi,\r\n\r\nThis query fails with an unreasonable error message:\r\... |
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{
"msg_contents": "Hi,\n\nAttached is a patch to enable views to be locked.\n\nPostgreSQL has supported automatically updatable views since 9.3, so we can\nudpate simply defined views like regular tables. However, currently, \ntable-level locks on views are not supported. We can not execute LOCK TABLE\nfor view... |
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{
"msg_contents": "The following bug has been logged on the website:\n\nBug reference: 14850\nLogged by: Eugen Konkov\nEmail address: kes-kes@yandex.ru\nPostgreSQL version: 10.0\nOperating system: Linux mint 18: Linux work 4.4.0-57-generic #78-Ubu\nDescription: \n\nHi. I try to do ne... |
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{
"msg_contents": "Hi,\n\nI wrote a query that joins several tables usually returning less than\n1000 rows, groups them and generates a JSON object of the result. In\n9.6 is was a question of milliseconds for that query to return the\nrequested data. Now, after upgrading to 10, the query never returns -\nat lea... |
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{
"msg_contents": "Add port/strnlen support to libpq and ecpg Makefiles.\n\nIn the wake of fffd651e8, any makefile that pulls in snprintf.c\nfrom src/port/ needs to be prepared to pull in strnlen.c as well.\nPer buildfarm.\n\nBranch\n------\nmaster\n\nDetails\n-------\nhttps://git.postgresql.org/pg/commitdiff/4... |
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{
"msg_contents": "It seems to me that having ACL_OBJECT_* symbols alongside OBJECT_*\nsymbols is not useful and leads to duplication. Digging around in the\npast suggests that we used to have a lot of these command-specific\nsymbols but got rid of them over time, except that the ACL stuff was\nnever touched. ... |
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{
"msg_contents": "Add configure infrastructure to detect support for C99's restrict.\n\nWill be used in later commits improving performance for a few key\nroutines where information about aliasing allows for significantly\nbetter code generation.\n\nThis allows to use the C99 'restrict' keyword without breakin... |
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{
"msg_contents": "Improve performance of SendRowDescriptionMessage.\n\nThere's three categories of changes leading to better performance:\n- Splitting the per-attribute part of SendRowDescriptionMessage into a\n v2 and a v3 version allows avoiding branches for every attribute.\n- Preallocating the size of the... |
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{
"msg_contents": "Hi hackers,\n\nI don't use Windows myself, but I'd rather avoid submitting patches\nthat fail to build, build with horrible warnings or blow up on that\nfine operating system. I think it would be neat to be able to have\nexperimental branches of PostgreSQL built and tested on Windows\nautoma... |
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{
"msg_contents": "Hi,\n\nSteps to reproduce -\n\n\\\\ PG HEAD / PG v10 sources . Connect to psql terminal - create these \nfollowing object\n\ncreate table tv(n int,n1 char(100));\ninsert into tv values (generate_series(1,1000000),'aaa');\ninsert into tv values (generate_series(10000,1000000),'a');\nanalyze ... |
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{
"msg_contents": "Hi,\n\nIt seems that Q19 from TPC-H is consistently failing with segfaults due\nto calling tbm_prepare_shared_iterate() with (tbm->dsa==NULL).\n\nI'm not very familiar with how the dsa is initialized and passed around,\nbut I only see the failures when the bitmap is constructed by a mix of\nB... |
[
{
"msg_contents": "Today, I was trying to think about cases when we can return BLK_DONE\nin XLogReadBufferForRedoExtended. One thing that occurred to me is\nthat it can happen during the replay of WAL if the full_page_writes is\noff. Basically, when the full_page_writes is on, then during crash\nrecovery, it ... |
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{
"msg_contents": "I started to look into fixing orderedsetaggs.c so that we could revert\n52328727b, and soon found a rather nasty problem. Although the plain\nOSAs seem amenable to supporting multiple finalfn calls on the same\ntransition state, the \"hypothetical set\" functions are not at all.\nWhat they d... |
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{
"msg_contents": "-Hackers,\n\nI had a long call with a firm developing front end proxy/cache/HA for \nPostgres today. Essentially the software is a replacement for PGPool in \nentirety but also supports analytics etc... When I was asking them about \npain points they talked about the below and I was wondering... |
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{
"msg_contents": "As discussed in a nearby thread [1] (parallelize queries containing\ninitplans), it appears that there are cases where queries referring\nPARAM_EXTERN params are treated as parallel-restricted even though\nthey should be parallel-safe. I have done some further investigation\nand found that a... |
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{
"msg_contents": "Bringing here the mail thread from pgsql-committers regarding this commit :\n\ncommit 1c497fa72df7593d8976653538da3d0ab033207f\nAuthor: Robert Haas <rhaas@postgresql.org>\nDate: Thu Oct 12 17:10:48 2017 -0400\n\n Avoid coercing a whole-row variable that is already coerced.\n\n Margin... |
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{
"msg_contents": "The relkind check in DefineIndex has grown into an ugly rats nest of\n'if' statements. I propose to change it into a switch, as per the\nattached.\n\n-- \n�lvaro Herrera https://www.2ndQuadrant.com/\nPostgreSQL Development, 24x7 Support, Remote DBA, Training & Services\n\n\n... |
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{
"msg_contents": "Hi all,\n\nis there some way through which I can disable cross products in postgresql?\n\nThis will make the DP join to not to consider join between two relations if\nthey don't have a join predicate among them.\n\n\nThanks,\nGourav Kumar\nComputer Science and Automation\nIndian Institute of ... |
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{
"msg_contents": "I upgraded one of our customers to PG10 Tuesday night, and Wednesday replaced\nan BTREE index with BRIN index (WITH autosummarize).\n\nToday I see:\n< 2017-10-13 17:22:47.839 -04 >LOG: server process (PID 32127) was terminated by signal 11: Segmentation fault\n< 2017-10-13 17:22:47.839 -04 ... |
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{
"msg_contents": "Hi\n\nwhen I fixed old bug of plpgsql_check I found new regression of regproc\noutput.\n\nset check_function_bodies TO off;\n\npostgres=# create or replace function f1() returns int as $$ begin end $$\nlanguage plpgsql;\nCREATE FUNCTION\npostgres=# select 'f1()'::regprocedure::oid::regproc;\n... |
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{
"msg_contents": "Hi,\n\nOne of the existing limitations of parallel query is that cursors\ngenerally do not benefit from it [1]. Commit 61c2e1a95f [2] improved the\nsituation for cursors from procedural languages, but unfortunately for\nuser-defined cursors parallelism is still disabled.\n\nFor many use cases... |
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{
"msg_contents": "Hi all,\n\nIs there some way by which I can tell postgresql to not to consider\ntransitive joins while considering join pairs.\n\nI.e. Let's say a query has two join predicates one between A & B relations\nand the other between B and C relations.\n\nWhile constructing the DP to find the best ... |
[
{
"msg_contents": "I don't know if this is intentional, but the Postgres 10 manual started to use lowercase IDs as anchors in the manual.\n\nSo, if I have e.g.: the following URL open in my browser:\n\n https://www.postgresql.org/docs/current/static/sql-createindex.html#sql-createindex-concurrently\n\nI canno... |
[
{
"msg_contents": "Hi,\n\nI'm facing a problem with a PostgreSQL 9.6.2 reporting this error when selecting a table\nERROR: MultiXactId 3268957 has not been created yet -- apparent wraparound\n\nThe root cause is not a Postgres bug but a buggy person that used pg_resetxlogs obviously without reading or understa... |
[
{
"msg_contents": "Hi,\n\n\n\nI’m facing a problem with a PostgreSQL 9.6.2 reporting this error when\nselecting a table\n\nERROR: MultiXactId 3268957 has not been created yet -- apparent wraparound\n\n\n\nThe root cause is not a Postgres bug but a buggy person that used\npg_resetxlogs obviously without reading... |
[
{
"msg_contents": "Consider\n\nregression=# select sum(1/ten) filter (where ten>0) from tenk1;\nERROR: division by zero\n\nThis query works without error in versions before 10. It was evidently\nbroken by commit 8ed3f11bb, which rearranged nodeAgg.c to evaluate all\naggregate input expressions before consider... |
[
{
"msg_contents": "This is a patch I am using in production using the following parameters\nin recovery.conf:\n\n recovery_min_apply_delay = '1d'\n recovery_min_apply_delay_reconnect = '10 min'\n\nIn our environment we expect that standby servers with an apply delay\nprovide some protection against mistak... |
[
{
"msg_contents": "Hi hackers,\n\nVik Fearing asked off-list why hash joins appear to read slightly more\ntemporary data than they write. The reason is that we notch up a\nphantom block read when we hit the end of each file. Harmless but it\nlooks a bit weird and it's easily fixed.\n\nUnpatched, a 16 batch ha... |
[
{
"msg_contents": "Hi all,\n\nI found a typo in comment of blvacuum.c, so attach the patch for it.\n\n--\nRegards,\nEiji Seki\nFujitsu\n\n\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp://www.postgresql.org/mailpref/pgsql-hackers",
... |
[
{
"msg_contents": "Hi hackers,\n\nWhile testing parallelism work I've wanted to be able to prevent\ngather nodes from running the plan in the leader process, and I've\nheard others say the same. One way would be to add a GUC\n\"multiplex_gather\", like in the attached patch. If you set it to off,\nGather and ... |
[
{
"msg_contents": "Hi,\n\nWhile quering with CTE against PG HEAD , i found that query got killed with\nthis below error logs\n-- Machine Configuration: (d1.xlarge) CUPs : 8 , RAM : 16GB , SIze : 640GB\n\npostgres=# with x as (select 5 c1 from generate_series(1,1000000) x) select\n* from x x1 join x x2 using(c1... |
[
{
"msg_contents": "diff --git a/doc/src/sgml/release-10.sgml b/doc/src/sgml/release-10.sgml\nindex 116f7224da..f1f7cfed5f 100644\n--- a/doc/src/sgml/release-10.sgml\n+++ b/doc/src/sgml/release-10.sgml\n@@ -242,7 +242,7 @@\n\n <para>\n This changes <application>pg_basebackup</application>'s\n- <o... |
[
{
"msg_contents": "Hi.\n\nNoticed that a alter table sub-command's name in Description (where it's\nOWNER) differs from that in synopsis (where it's OWNER TO). Attached\npatch to make them match, if the difference is unintentional.\n\nThanks,\nAmit\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers... |
[
{
"msg_contents": "A small patch to fix these is attached.\n\n-- \n David Rowley http://www.2ndQuadrant.com/\n PostgreSQL Development, 24x7 Support, Training & Services\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp:/... |
[
{
"msg_contents": "It'd be nice if SECURITY DEFINER functions could see what user invoked\nthem, but current_user is the DEFINER user, naturally, since that's how\nthis is done in fmgr_security_definer().\n\nI was thinking that fmgr_security_definer() could keep a global pointer\nto a linked list (with automati... |
[
{
"msg_contents": "and I'm getting error ...\n\nERROR: could not open extension control file\n\"/usr/share/postgresql/10/extension/tsearch2.control\": No such file or\ndirectory\n\nwhen I try to create the tsearch2 extension.\n\nthanks\n\nRon\n\nand I'm getting error ...ERROR: could not open extension control... |
[
{
"msg_contents": "Hi,\n\nAttached a patch for $subject.\n\ns/RAIDUS/RADIUS/\n\nRegards,\n\n--\nMasahiko Sawada\nNIPPON TELEGRAPH AND TELEPHONE CORPORATION\nNTT Open Source Software Center\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp... |
[
{
"msg_contents": "Hi,\n\nI originally brought up this issue on the pgsql-performance mailing list [^] to\nno avail so I am trying again here.\n\nDuring implementation of a runtime environment and the adjoining database\nabstraction layer I noticed (like many before me [0] and as correctly mentioned\nin the doc... |
[
{
"msg_contents": "Hello hackers,\n\nArthur Zakirov and I are working on a patch to introduce more flexible\nway to configure full-text search in PostgreSQL because current syntax\ndoesn't allow a variety of scenarios to be handled. Additionally, some\nparts contain the implicit logic of the processing, such as... |
[
{
"msg_contents": "AFAICS, setrefs.c's special treatment of \"converted whole row references\"\nis completely pointless. Why aren't they just treated by the regular\n\"non var\" code paths, thus saving code space and cycles?\n\n\t\t\tregards, tom lane\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hacker... |
[
{
"msg_contents": "Hi,\n\nThe BRIN minmax opclasses work well only for data where the column is\nsomewhat correlated to physical location in a table. So it works great\nfor timestamps in append-only log tables, for example. When that is not\nthe case (non-correlated columns) the minmax ranges get very \"wide\" ... |
[
{
"msg_contents": "Hi.\n\nSome (maybe all) row statistics are lost after the database has \nrecovered after a failover. So it's recommended to ANALYZE all databases \nin a cluster after recovery.\n\nAmazon's AWS RDS (their managed SQL databases service) even sends an \nemail \"consider running analyze if your d... |
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