threads listlengths 1 2.99k |
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[
{
"msg_contents": "While working on the issue \"Foreign join pushdown vs EvalPlanQual\", I\nhappened to notice odd behaviors of late row locking in FDWs. An\nexample will be shown below using the attached postgres_fdw patch, which\nis basically the same as [1], but I changed its isolation level to READ\nCOMMIT... |
[
{
"msg_contents": "Hi!\n\nFollowing discussion at https://commitfest.postgresql.org/5/190/ patch, I found \n(at seems to me) a way to stringify MAKE_SQLSTATE(), the idea is to use char \narray as string:\n\n#include <stdio.h>\n\n#define MAKE_SQLSTATE(ch1,ch2,ch3,ch4,ch5) \\\n \n((char[]){(char)(ch1),(char)(ch2)... |
[
{
"msg_contents": "\nHello,\n\nI've performed some tests on pg_strom according to the wiki. But it seems that\nqueries run slower on GPU than CPU. Can someone shed a light on what's wrong\nwith my settings. My setup was Quadro K620 + CUDA 7.0 (For Ubuntu 14.10) +\nUbuntu 15.04. And the results was\n\nwith pg_st... |
[
{
"msg_contents": "Hi,\nI found an inconsistency between documentation and real behavior of \nREVOKE [ADMIN OPTION FOR] ROLE.\n\nAs per documentation \n(http://www.postgresql.org/docs/current/static/sql-revoke.html):\n\n--\nIf GRANT OPTION FOR is specified, only the grant option for the \nprivilege is revoked, ... |
[
{
"msg_contents": "Hi\n\nIt looks like we have broken the ROW expression without explicit\nROW keyword in GROUP BY.\nI mean, after Grouping sets merge, if we have (c1, c2) in group by,\nwe are treating it as ROW expression for grouping, but at the same\ntime we are allowing individual column in the target list.... |
[
{
"msg_contents": "Why is this message logged by default in a fresh installation? The\ntechnicality of that message doesn't seem to match the kinds of messages\nthat we normally print at startup.\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:... |
[
{
"msg_contents": "Hi All,\n\nWould like to propose PERMISSIVE mode for the COPY created out files.\nI mean, at this moment, if do \"COPY\" as postgres instance owner, i can able\nto read the file as non instance user as well, and would like to restrict\nthis to\ninstance owner WITH PERMISSIVE option.\n\nLet me... |
[
{
"msg_contents": "After few failed attempt to propose Autonomous transaction earlier. I along with Simon Riggs would like to propose again but completely different in approach.\n\nWe also had discussion about this feature in last PGCon2015 Unconference Day, those who missed this discussion, please refer\n ... |
[
{
"msg_contents": "Hi,\nI found an inconsistency between documentation and real behavior of \nREVOKE [ADMIN OPTION FOR] ROLE.\n\nAs per documentation \n(http://www.postgresql.org/docs/9.4/static/sql-revoke.html):\n\n-- \nIf GRANT OPTION FOR is specified, only the grant option for the \nprivilege is revoked, not... |
[
{
"msg_contents": "Hi all,\n\nAfter a run of valgrind on pg_rewind, I found a couple of code paths\nmissing some PQclear calls after running a query. Attached is a patch\nto fix all those leaks.\nRegards,\n-- \nMichael\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make chang... |
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{
"msg_contents": "Contributors:\n\nWe are looking for one or more PostgreSQL contributors to travel to\nHavana, Cuba, to present at the second pgDay Cuba. In order to\nencourage this young community, we will be funding[1] up to $3000 in\ntotal travel funds for one or two speakers.\n\nInformation on the event ... |
[
{
"msg_contents": "Hello,\n\nAfter our last upgrade, we've noticed a 10-20% size increase of our dump size.\nThis comes from our backup scripts were pg_dump was called without setting -Z\n\nSo it seems, that this fix did modify the default compression to use:\nhttp://michael.otacoo.com/postgresql-2/pg_dump-dire... |
[
{
"msg_contents": "\r\n\r\n\r\n\r\n> -----Original Message-----\r\n> From: Robert Haas [mailto:robertmhaas@gmail.com]\r\n> Sent: Saturday, July 25, 2015 2:59 AM\r\n> To: Kaigai Kouhei(海外 浩平)\r\n> Cc: Etsuro Fujita; pgsql-hackers@postgresql.org\r\n> Subject: ##freemail## Re: [HACKERS] fdw_scan_tlist for foreign ... |
[
{
"msg_contents": "\nIf not, I'm going to make a little personal project of them for myself\n(targeting 9.6).\n\n-- \nBill Moran\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\n",
"msg_date... |
[
{
"msg_contents": "Now that we've restored proper logging of \"make check\", I looked into\ntoday's failure report from axolotl:\nhttp://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=axolotl&dt=2015-07-24%2020%3A29%3A18\n\nWhat evidently happened there is that \"pg_ctl start\" gave up waiting for\nthe postmas... |
[
{
"msg_contents": "The use of the apostrophe character to quote allowed enumerated\nvalues seems wrong. Probably these should be replaced by <literal>\ntags. The reference to BYPASSRLS also seems like it deserves markup,\nand possibly an entry in the index. Does someone who is closer to\nthe feature want to c... |
[
{
"msg_contents": "Hello,\n\nI'm recently working/investigating on ParallelAppend feature\ntowards the next commit fest. Below is my design proposal.\n\n1. Concept\n----------\nIts concept is quite simple anybody might consider more than once.\nParallelAppend node kicks background worker process to execute\nchi... |
[
{
"msg_contents": "Hi,\n\nwhen running my random query generator contraption[1] against the\nregression database of 9.5 or master, it occasionally triggers one of\nthe following three assertions. Someone more knowledgeable might want\nto take a look at them...\n\n-- FailedAssertion(\"!(outer_rel->rows > 0)\", ... |
[
{
"msg_contents": "Hello,\n\nUnder the investigation of ParallelAppend, I noticed here is a few\nproblems in CustomScan, that prevents to reproduce an equivalent\nplan node on the background worker from serialized string.\n\n1. CustomScanMethods->TextOutCustomScan callback\n-------------------------------------... |
[
{
"msg_contents": "chipmunk failed last night\nhttp://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=chipmunk&dt=2015-07-26%2007%3A36%3A32\n\nlike so:\n\n================== pgsql.build/src/test/regress/regression.diffs ===================\n*** /home/pgbfarm/buildroot/REL9_3_STABLE/pgsql.build/src/test/regress/... |
[
{
"msg_contents": "Attached patch removes a reference to an executor README section about\nspeculative insertion. In fact, the high-level overview of speculative\ninsertion ended up at the top of execIndexing.c. The executor README\nwas not touched by the ON CONFLICT patch at all.\n\nI don't think it's necessar... |
[
{
"msg_contents": "Hi\n\nI wonder if it might be worth adding a tiny note to the manual to\npoint out that the special logic for \"<row-valued-expression> IS [ NOT\n] NULL\" doesn't apply anywhere else that we handle nulls or talk about\n[non]-null values in the manual. See attached.\n\n-- \nThomas Munro\nhttp... |
[
{
"msg_contents": "When I caused a crash during the create_index regression test, recovery hit an\nassertion failure. Minimal test case:\n\npsql -X <<EOSQL\nCREATE TABLE t (c text);\nINSERT INTO t SELECT 'P0123456789abcdef' FROM generate_series(1,1000);\nINSERT INTO t VALUES ('P0123456789abcdefF');\nCREATE IND... |
[
{
"msg_contents": "Under 9.5a1 \"pgbench -r\" negative latencies are reported on meta commands, \nprobably as an oversight of 84f0ea3f.\n\nThis patch ensures that \"now\" is reset on each loop inside doCustom.\n\n-- \nFabien.\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make ... |
[
{
"msg_contents": "I challenge anybody to figure out what happened here:\nhttp://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=hornet&dt=2015-07-27%2010%3A25%3A17\nor here:\nhttp://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=hamster&dt=2015-07-04%2016%3A00%3A23\nor here:\nhttp://buildfarm.postgresql.org/c... |
[
{
"msg_contents": "> On Sun, Jul 26, 2015 at 8:43 AM, Kouhei Kaigai <kaigai@ak.jp.nec.com> wrote:\r\n> >\r\n> > Hello,\r\n> >\r\n> > I'm recently working/investigating on ParallelAppend feature\r\n> > towards the next commit fest. Below is my design proposal.\r\n> >\r\n> > 1. Concept\r\n> > ----------\r\n> > It... |
[
{
"msg_contents": "Hi,\n\nI'm working on microvacuum for gist access method.\nBriefly microvacuum includes two steps:\n1. When search tells us that the tuple is invisible to all transactions it\nis marked LP_DEAD and page is marked as \"has dead tuples\",\n2. Then, when insert touches full page which has dead t... |
[
{
"msg_contents": "... so please get those fixes/overhauls in in the next week.\n\nThanks!\n\n-- \nJosh Berkus\nPostgreSQL Experts Inc.\nhttp://pgexperts.com\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp://www.postgresql.org/mailpref/pg... |
[
{
"msg_contents": "Hi,\n\nI recently once more noticed that timestamptz_out is really, really\nslow. To quantify that, I created a bunch of similar sized tables:\n\nCREATE TABLE tbl_timestamp AS SELECT NOW() FROM generate_series(1, 100000) a, generate_series(1, 100) b;\nCREATE TABLE tbl_int8 AS SELECT 1::bigint... |
[
{
"msg_contents": "I've frequently encountered queries where the WHERE clause contains a lot\nof \"EXISTS(...)\" subqueries linked by logical ANDs. They are typically\ngenerated queries, and the \"EXISTS(...)\" fragments are composable pieces of\nSQL code acting as filters. Moreover, all those filters ends up b... |
[
{
"msg_contents": "Hi \n\nForgive me if this is not the right place to discuss this. I am new to the postgresql community.\n\nI have a requirement for a project that I am working on and was hoping to gain some discussion on the idea of implementing an index type for lquery fields (see ltree’s http://www.postgre... |
[
{
"msg_contents": "Attached fixes a minor typo:\n\ns/custom/foreign/g\n\nThanks,\nAmit\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_date": "Tue, 28 Jul 2015 16:16:22 +0900",
... |
[
{
"msg_contents": "Hi,\n\nfor something between 10% and 20% of the devel builds for apt.postgresql.org\n(which happen every 6h if there's a git change, so it happens every few days),\nI'm seeing this:\n\nmake[2]: Entering directory '/tmp/buildd/postgresql-9.6-9.6~~devel~20150728.0405/build/src/bin/pg_rewind'\nr... |
[
{
"msg_contents": "Improve logging of TAP tests.\n\nCreate a log file for each test run. Stdout and stderr of the test script,\nas well as any subprocesses run as part of the test, are redirected to\nthe log file. This makes it a lot easier to debug test failures. Also print\nthe test output (ok 12 - ... messag... |
[
{
"msg_contents": "I had a discussion with some folks at Red Hat about this:\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1247477\n\nI had the idea that we had documented somewhere that the data directory\nshould not be a filesystem mount point, but I sure can't find it now.\nAny objections to adding some text ... |
[
{
"msg_contents": "Hackers,\n\nSince merging recovery.conf with postgresql.conf is apparently off the\ntable indefinitely, we could really use some additional information\nfunctions which work on the replica. Here's my list of what I need for\nfailover automation:\n\npg_standby_is_streaming()\n\treturns true i... |
[
{
"msg_contents": "21 patches remain in Needs Review state, in the July commitfest. Some of \nthem have a reviewer signed up. I have highlighted some of them below \nthat worry me the most. What are we going to do about these? For each of \nthem, I'd like the authors to have some idea on what they need to do to... |
[
{
"msg_contents": "Hi,\n\nAttached fixes a typo:\n\n- * no permanent tables cannot reference unlogged ones.\n+ * permanent tables cannot reference unlogged ones.\n\nThanks,\nAmit\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscription:\nhttp:/... |
[
{
"msg_contents": "Hackers,\n\nI am updating the list of PostgreSQL contributors.\n\nPlease help me with this by nominating the following, and sending me\n*off-list* email:\n\n* people who did several really good reviews for 9.4/9.5\n* people who did useful testing for 9.4/9.5\n* people who did other really hel... |
[
{
"msg_contents": "Hi,\n\nHeikki complained about pg_receivexlog --create-slot starting to stream\nin his talk in St. Petersburg. Saying that that makes it a hard to\nscript feature - and I have to agree. Since that option is new to 9.5 we\ncan should change that behaviour now if we decide to.\n\nMichael, what ... |
[
{
"msg_contents": "\nMy cross-version upgrade testing tool just threw up this failure, \nupgrading from 9.5 to head:\n\n CREATE ROLE \"dummy_seclabel_user1\";\n CREATE ROLE\n ALTER ROLE \"dummy_seclabel_user1\" WITH NOSUPERUSER INHERIT\n CREATEROLE NOCREATEDB LOGIN NOREPLICATION NOBYPASSRLS;\n AL... |
[
{
"msg_contents": "Hello,\n\nwith the change below, make installcheck fails -- at the updatable_views\nstep, I believe. Apparently it's the \"SELECT * FROM v1 WHERE a=3;\" that\ntriggers this.\n\ndiff --git a/src/backend/optimizer/plan/planner.c \nb/src/backend/optimizer/plan/planner.c\nindex 6ee411e..cbdee7c 1... |
[
{
"msg_contents": "> On Wed, Jul 29, 2015 at 7:32 PM, Kouhei Kaigai <kaigai@ak.jp.nec.com> wrote:\r\n> >\r\n> > Hi Amit,\r\n> >\r\n> > Could you tell me the code intention around ExecInitFunnel()?\r\n> >\r\n> > ExecInitFunnel() calls InitFunnel() that opens the relation to be\r\n> > scanned by the underlying Pa... |
[
{
"msg_contents": "The behavior of external sorts that do not require any merge step due\nto only having one run (what EXPLAIN ANALYZE output shows as an\n\"external sort\", and not a \"merge sort\") seems like an area that can\nbe significantly improved upon. As noted in code comments, this\noptimization did n... |
[
{
"msg_contents": "Hello,\n\nthe two asserts below will fail with this query (ran against the \nregression db):\n\nSELECT 1\nFROM (SELECT age FROM public.person LIMIT 1) s\nINNER JOIN public.person USING (age);\n\ndiff --git a/src/backend/utils/adt/selfuncs.c \nb/src/backend/utils/adt/selfuncs.c\nindex 64b6ae4.... |
[
{
"msg_contents": "Hi,\n\nIs anyone working on implementing or interested in implementing\nautomatic updatable view which uses two or more tables involved\n(join)? SQL1999 allows it in certain conditions.\n\nBest regards,\n--\nTatsuo Ishii\nSRA OSS, Inc. Japan\nEnglish: http://www.sraoss.co.jp/index_en.php\nJap... |
[
{
"msg_contents": "Hi,\n\nI have written microvacuum support for gist access method.\nBriefly microvacuum includes two steps:\n1. When search tells us that the tuple is invisible to all transactions it\nis marked LP_DEAD and page is marked as \"has dead tuples\",\n2. Then, when insert touches full page which ha... |
[
{
"msg_contents": "Hello,\n\nThe attached patch fixes up my careless misses when custom_plans field was added.\nPlease apply this fix.\n\nThanks,\n--\nNEC Business Creation Division / PG-Strom Project\nKaiGai Kohei <kaigai@ak.jp.nec.com>\n\n\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgre... |
[
{
"msg_contents": "Hackers,\n\nI know there were already couple of threads about 64bit XIDs.\nhttp://www.postgresql.org/message-id/42CCCFE9.9040809@intellilink.co.jp\nhttp://www.postgresql.org/message-id/4F6C0E13.3080406@wiesinger.com\nI read them carefully, but I didn't find all the arguments for 64bit XIDs\nm... |
[
{
"msg_contents": "Hackers,\n\n I have found myself needing to run some maintenance routines \n(VACUUM, REINDEX, REFRESH MATERIALIZED VIEW mostly) at a lower priority \nso as not to disturb concurrent *highly transactional* connections. This \nissue is also noted within the TODO[0] list in the Wiki .\n\n* T... |
[
{
"msg_contents": "\nWe should describe test sets by what they test, not by how they test. \nTAP is a testing tool/protocol. The current set of tests we have test \nthe programs in src/bin, and we should really name the test set by a \nname that reflects that, rather than the fact that we are using TAP \ntools ... |
[
{
"msg_contents": "Hackers,\n\nIn guc.c, the maximum for wal_buffers is INT_MAX. However, wal_buffers\nis actually measured in 8KB buffers, not in bytes. This means that\nusers are able to set wal_buffers > 2GB. When the database is started,\nthis can cause a core dump if the WAL offset is > 2GB.\n\nAttached... |
[
{
"msg_contents": "Hi hackers.\n\nDeveloping Npgsql I've encountered the problem described in\nhttp://www.postgresql.org/message-id/20081223212414.GD3894@merkur.hilbert.loc:\na German installation of PostgreSQL seems to respond to an incorrect\npassword with a non-UTF8 encoding of the error messages, even if th... |
[
{
"msg_contents": "Hi,\n\nCurrently\n\n Max(lock_addin_request, NUM_USER_DEFINED_LWLOCKS);\n\nLWLock's are added during startup for extensions.\n\nHowever, this presents a problem if an extension doesn't specify the \ncorrect number of LWLock's needed, if the total number is <= 4.\n\nThe attached patch requir... |
[
{
"msg_contents": "I've been currently suffering an issue in mingw64 with changes made in\nPostGIS topology code base. Sadly it only happens to me (compiling in\nmingw64)\n\nIssue is when code like this was introduced\n\n\n appendStringInfo(str, \"%s%\" PRId64, sep, edge->start_node);\n\n\nWhich uses a Postgr... |
[
{
"msg_contents": "Hi,\n\nsqlsmith triggered the following assertion in master (c188204).\n\nTRAP: FailedAssertion(\"!(!bms_overlap(joinrelids, sjinfo->min_lefthand))\", File: \"joinrels.c\", Line: 500)\n\nAs usual, the query is against the regression database. It is rather\nunwieldy… I wonder if I should stop... |
[
{
"msg_contents": "Hi,\n\nAccording to https://www.openssl.org/blog/blog/2015/08/01/cla/ openssl\nis planning to relicense to the apache license 2.0. While APL2 is not\ncompatible with GLP2 it *is* compatible with GPL3.\n\nGreetings,\n\nAndres Freund\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@... |
[
{
"msg_contents": "I believe we have a project policy that all user-facing error reports\nshould go through ereport not elog (so that they're translatable) and\nshould not have ERRCODE_INTERNAL_ERROR as SQLSTATE. It's sometimes\ndebatable where the line is between user-facing and not, but surely any\nerror tha... |
[
{
"msg_contents": "Hello,\n\nthese two queries will make the assertions below fail:\nSELECT STDDEV(0.0);\nSELECT 0.0 * 0;\n\ndiff --git a/src/backend/utils/adt/numeric.c \nb/src/backend/utils/adt/numeric.c\nindex 7ce41b7..6e642d8 100644\n--- a/src/backend/utils/adt/numeric.c\n+++ b/src/backend/utils/adt/numeric... |
[
{
"msg_contents": "Attached patch fixes this issue. This was missed by\n78efd5c1edb59017f06ef96773e64e6539bfbc86\n\n-- \nPeter Geoghegan\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 all,\n\nCommit 4046e58c (dated of 2001) has introduced the following comment\nin vacuumlazy.c:\n+ /* If any tuples need to be deleted, perform final vacuum cycle */\n+ /* XXX put a threshold on min nuber of tuples here? */\n+ if (vacrelstats->num_dead_tuples > 0)\nIn shor... |
[
{
"msg_contents": "Hi!\n\nI've created a patch for pageinspect that allows to see data stored in the \ntuple.\n\nThis patch has two main purposes:\n\n1. Practical: Make manual DB recovery more simple\n2. Educational: Seeing what data is actually stored in tuple, allows to get \nbetter understanding of how does ... |
[
{
"msg_contents": "Observe the smoking gun at\nhttp://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=mule&dt=2015-08-02%2003%3A30%3A02\n\nto wit this extract from pg_upgrade_server.log:\n\ncommand: \"/home/pg/build-farm-4.15.1/build/HEAD/pgsql.build/src/bin/pg_upgrade/tmp_check/install//home/pg/build-farm-4.15... |
[
{
"msg_contents": "In get_row_security_policies():\n\n /*\n * If the only built-in policy is the default-deny one, and hook policies\n * exist, then use the hook policies only and do not apply the\n * default-deny policy. Otherwise, we will apply both sets below.\n */\n if (defaultDeny &&... |
[
{
"msg_contents": "Hi,\n\ntrack_commit_timestamp tracks COMMIT PREPARED as expected in standby server,\nbut not in master server. Is this intentional? It should track COMMIT PREPARED\neven in master? Otherwise, we cannot use commit_timestamp feature to check\nthe replication lag properly while we use 2PC.\n\nRe... |
[
{
"msg_contents": "Hi\n\nWe've come across a weirdness with ON CONFLICT, where UPSERTing a smallint\nvalue produces an error:\n\ndb=# INSERT INTO brokentab(id, k1,k2,k3,k4,k5,k6,k7, smallval) VALUES\n(5,0,0,0,1,0,1,0, 0) ON CONFLICT (id, k1,k2,k3,k4,k5,k6,k7) DO UPDATE SET\nsmallval=EXCLUDED.smallval;\nERROR: ... |
[
{
"msg_contents": "I happened to notice two declarations of functions for BRIN that\nare not actually defined, and a comment that looked like it was\nincompletely edited. Attached patch is a suggestion, but I leave\nit to those working on the feature to commit, since there might be\na reason I'm missing for th... |
[
{
"msg_contents": "During working on allowing the planner to perform GROUP BY before joining\nI've noticed that cost_agg() completely ignores input_startup_cost\nwhen aggstrategy == AGG_HASHED.\n\nI can see at least 3 call to cost_agg() which pass aggstrategy as\nAGG_HASHED that are also passing a possible non-... |
[
{
"msg_contents": "Hi all,\n\nAs mentioned in the thread related to lowering locks of autovacuum\nreloptions in ALTER TABLE SET\n(http://www.postgresql.org/message-id/CAFcNs+oX7jVENC_3i54fDQ3ibmOGmknc2tMevdSmvojbSXGbGg@mail.gmail.com),\nI have noticed the following code in\nAlterTableGetLockLevel@tablecmds.c:\n... |
[
{
"msg_contents": "For a GIN index with fastupdate turned on, both the user backends and\nautoanalyze routine will clear out the pending list, pushing the entries\ninto the normal index structure and deleting the pages used by the pending\nlist. But those deleted pages will not get added to the freespace map\n... |
[
{
"msg_contents": "== Overview ==\n\nAs of today we always perform GROUP BY at the final stage, after each\nrelation in the query has been joined. This of course works, but it's not\nalways the most optimal way of executing the query.\n\nConsider the following two relations:\n\ncreate table product (product_id ... |
[
{
"msg_contents": "Fix pg_dump to dump shell types.\n\nPer discussion, it really ought to do this. The original choice to\nexclude shell types was probably made in the dark ages before we made\nit harder to accidentally create shell types; but that was in 7.3.\n\nAlso, cause the standard regression tests to le... |
[
{
"msg_contents": "Hello,\n\nwe are using gin indexes on big tables. these tables happen to have several\nbillion rows.\nthe index creation fails in ginCombineData in src/backend/access/ginbulk.c\nbecause repalloc is limited to 1 gb.\nthis limitation makes no sense in this context (compare comments in\nsrc/incl... |
[
{
"msg_contents": "Hi everybody again,\non our production servers I have quite some errors due to excessively long varchar-values which application-code tries to insert into tables and which don't fit.\nThe tables have many columns, the statements are not readable and many columns happen to have the same length... |
[
{
"msg_contents": "Hi everybody again,\n\n(Resending this EMail again because apparently I have just send in HTML format, which wasn't my intention)\n\n\non our production servers I have quite some errors due to excessively long varchar-values which application-code tries to insert into tables and which don't f... |
[
{
"msg_contents": "Hackers,\n\nPlease check over the attached for errors.\n\nAlso, please suggest major fixes/changes since Alpha 1 I might have\nmissed. Thanks!\n\n-- \nJosh Berkus\nPostgreSQL Experts Inc.\nhttp://pgexperts.com\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo... |
[
{
"msg_contents": "Hello,\n\nIn the function heap_deform_tuple, there is a comment before caching\nvarlena attributes specifying that the offset will be valid for either an\naligned or unaligned value if there are no padding bytes. Could someone\nplease elaborate on this?\n\nAlso, why is it safe to call att_ali... |
[
{
"msg_contents": "\nHello,\n\nThis is in regards to the patch[0] posted in 2006 based on previous\nworks[1]. Below is a summary of the issues, at present, as I understand\nit along with some questions.\n\nInitial questions that had no consensus in previous discussions:\n1. Approach on file handling undecided\n... |
[
{
"msg_contents": "Fix BRIN to use SnapshotAny during summarization\n\nFor correctness of summarization results, it is critical that the\nsnapshot used during the summarization scan is able to see all tuples\nthat are live to all transactions -- including tuples inserted or\ndeleted by in-progress transactions.... |
[
{
"msg_contents": "Can anyone please explain why the following patch shouldn't be applied?\n\ndiff --git a/src/backend/storage/ipc/shm_mq.c b/src/backend/storage/ipc/shm_mq.c\nindex 126cb07..4cd52ac 100644\n--- a/src/backend/storage/ipc/shm_mq.c\n+++ b/src/backend/storage/ipc/shm_mq.c\n@@ -584,7 +584,7 @@ shm_m... |
[
{
"msg_contents": "During my experiments with parallel workers I sometimes saw the \"master\" and\nworker process blocked. The master uses shm queue to send data to the worker,\nboth sides nowait==false. I concluded that the following happened:\n\nThe worker process set itself as a receiver on the queue after\n... |
[
{
"msg_contents": "While hacking today, I realized that a couple of comments related to\nInitializeMaxBackends are obsolete. Originally, the number of\nbackground workers was determined just after processing\nshared_preload_libraries, but I changed that in commit\n6bc8ef0b7f1f1df3998745a66e1790e27424aa0c with ... |
[
{
"msg_contents": "Hi,\n\nthis one was in today's sqlsmith harvest. It triggers an assertion in\ncurrent master (c030dc4).\n\nregards,\nAndreas\n\n-- TRAP: FailedAssertion(\"!(!bms_is_empty(phinfo->ph_eval_at))\", File: \"analyzejoins.c\", Line: 474)\nselect\n rel_141618057.srvfdw as c0,\n rel_141618057.srvv... |
[
{
"msg_contents": "In cache invalidation logic, we have the following comment:\n\n/*\n* Now that we have the lock, check for invalidation messages, so that we\n* will update or flush any stale relcache entry before we try to use it.\n* RangeVarGetRelid() specifically relies on us for this. We can skip\n* this ... |
[
{
"msg_contents": "Version: 9.5alpha2\n\nIssue: when requesting small samples, SYSTEM often returns zero rows,\nand sometimes returns unexpected numbers of rows.\n\nExample:\n\ncreate table thous ( id int, val text );\ninsert into thous select i, i::text || '-val' from\ngenerate_series(1,100000) as gs(i);\nana... |
[
{
"msg_contents": "Further fixes for degenerate outer join clauses.\n\nFurther testing revealed that commit f69b4b9495269cc4 was still a few\nbricks shy of a load: minor tweaking of the previous test cases resulted\nin the same wrong-outer-join-order problem coming back. After study\nI concluded that my previo... |
[
{
"msg_contents": "Hi,\n\non master at 36d9345, the attached queries raised \"too late to create a\nnew PlaceHolderInfo\".\n\nregards,\nAndreas\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-hacker... |
[
{
"msg_contents": "All,\n\nWhile testing some behaviors with ALTER SYSTEM I discovered that GUC\nparameters with the GUC_LIST_QUOTE flag have a potential issue.\n\nAs an example,\n\nALTER SYSTEM SET shared_preload_libraries = '';\n\nResults in the following output in postgresql.auto.conf:\n\nshared_preload_libr... |
[
{
"msg_contents": "One of the things that makes the TAP tests very difficult and annoying \nto debug is their insistence on removing their data directories. I'm not \nsure why they are doing that. We don't do that with pg_regress. Instead \nwe have clean targets to remove them if necessary. I suggest that we \n... |
[
{
"msg_contents": "Hi,\n\nI just found that pg_stat_statements causes assert when queryId is\nset by other module, which is loaded prior to pg_stat_statements in\nthe shared_preload_libraries parameter.\n\nTheoretically, queryId in the shared memory could be set by other\nmodule by design.\n\nSo, IMHO, pg_stat_... |
[
{
"msg_contents": "Hi everyone, I'm seeing some strange behavior and wanted to confirm it.\n\nWhen executing a query that selects a long result set, if the code\nprocessing the results takes its time (i.e.g more than statement_timeout),\na timeout occurs. My expectation was that statement_timeout only affects\n... |
[
{
"msg_contents": "Hi,\n\nthere's a 1/1e6 chance that a sqlsmith query on the regression db of\nmaster (c124cef) fails with\n\n ERROR: failed to build any {4..8}-way joins\n\nThey all appear to work fine on REL9_5_STABLE.\n\nsample query:\n\nselect 1 from\n information_schema.collations as rel_60113935\n\t... |
[
{
"msg_contents": "Hi,\n\nI have created a patch for pg_filedump to work with 9.5.\nHere is a list of changes.\n\n * Fix to rename CRC32 macros to work with 9.5.\n * Fix to add missing DBState: DB_SHUTDOWNED_IN_RECOVERY.\n * Fix to add missing page flags for Btree and GIN.\n * Update copyright date.\n\nPlease t... |
[
{
"msg_contents": "We've too often criticized patches for carrying many lines/bytes of test case\nadditions. Let's continue to demand debuggable, secure tests that fail only\nwhen something is wrong, but let's stop pushing for test minimalism. Such\nobjections may improve the individual patch, but that doesn'... |
[
{
"msg_contents": "Commit:\nhttp://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=9043ef390f4f0b4586cfe59cbd22314b9c3e2957\nbroke src/test/regress/mb/* tests because the message:\n\n\"WARNING: hash indexes are not WAL-logged and their use is discouraged\"\n\ndoes not emit any more in the test. I have ... |
[
{
"msg_contents": "Hi,\n\nPostgreSQL build failed with current GIT source.\n\ntail make-out-dev.log\ngcc -Wall -Wmissing-prototypes -Wpointer-arith \n-Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute \n-Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard \n-g3 -gdw... |
[
{
"msg_contents": "Hi,\n\nI want to suggest a client-side \\pivot command in psql, implemented\nin the attached patch.\n\n\\pivot takes the current query in the buffer, execute it and\ndisplay it pivoted by interpreting the result as:\n\ncolumn1 => row in pivoted output\ncolumn2 => column in pivoted output\ncol... |
[
{
"msg_contents": "I've started to work on path-ification of the upper planner (finally),\nand since that's going to be a large patch in any case, I've been looking\nfor pieces that could be bitten off and done separately. One such piece\nis the fact that SS_finalize_plan (computation of extParams/allParams)\n... |
[
{
"msg_contents": "Hacker,\n\nsome time before I proposed patches implementing CREATE ACCESS METHOD.\nhttp://www.postgresql.org/message-id/CAPpHfdsXwZmojm6Dx+TJnpYk27kT4o7Ri6X_4OSWcByu1Rm+VA@mail.gmail.com\nAs I get from comments to my patches and also from Tom's comment about AM\ninterface in tablesampling thr... |
[
{
"msg_contents": "Freezing is painful for VLDBs and high transaction rate systems. We have a\nnumber of proposals to improve things...\n\n1. Allow parallel cores to be used with vacuumdb (Dilip)\nIdea is if we have to get the job done, lets do it as fast as we can using\nbrute force. Reasonable thinking, but t... |
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