threads listlengths 1 2.99k |
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[
{
"msg_contents": "Hi,\n\nWhile I was reviewing replication slot statistics code, I found one\nissue in the data type used for pgstat_report_replslot function\nparameters. We pass int64 variables to the function but the function\nprototype uses int type. I I felt the function parameters should be\nint64. Attach... |
[
{
"msg_contents": "Hi,\n\nWhile working on the shared memory stats patch I (not for the first\ntime), issues with our process initialization.\n\nThe concrete issue was that I noticed that some stats early in startup\nweren't processed correctly - the stats system wasn't initialized yet. I\nconsequently added as... |
[
{
"msg_contents": "Or am I misunderstanding something?\n\nTry this. The result of each “select” is shown as the trailing comment on the same line. I added whitespace by hand to line up the fields.\n\nselect interval '-1.7 years'; -- -1 years -8 mons\n\nselect interval '29.4 months'; ... |
[
{
"msg_contents": "Hi,\n\nI found a problem with the pg_checksums.c.\n\nThe total_size is calculated by scanning the directory.\nThe current_size is calculated by scanning the files, but the current_size does not include the size of NewPages.\n\nThis may cause pg_checksums progress report to not be 100%.\nI hav... |
[
{
"msg_contents": "RLS policies quals/checks are optimized inline, and so I generally avoid\nwriting a separate procedure so the optimizer can do it's thing.\n\nHowever, if you need a security definer to avoid recursive RLS if you're\ndoing a more complex query say, on a join table, anyone wish there was a\nfla... |
[
{
"msg_contents": "Hi all,\n\nI found typos in verify_heapam.c.\n\ns/comitted/committed/\n\nPlease find an attached patch.\n\nRegards,\n\n-- \nMasahiko Sawada\nEDB: https://www.enterprisedb.com/",
"msg_date": "Fri, 2 Apr 2021 15:02:33 +0900",
"msg_from": "Masahiko Sawada <sawada.mshk@gmail.com>",
"... |
[
{
"msg_contents": "Hello Hackers,\n\nWhy pg_walfile_name() can't be executed under recovery? What is the best\nway for me to get the current timeline and/or the file being recovering on\nthe standby using a postgres query? I know I can get it via process title\nbut don't want to go that route.\n\nThanks,\nSatya... |
[
{
"msg_contents": "Hi\r\n\r\nI am checked an query from\r\nhttps://www.depesz.com/2021/04/01/waiting-for-postgresql-14-add-unistr-function/\r\narticle.\r\n\r\npostgres=# SELECT U&'\\+01F603';\r\n┌──────────┐\r\n│ ?column? │\r\n╞══════════╡\r\n│ 😃 │\r\n└──────────┘\r\n(1 row)\r\n\r\n\r\nThe result is not... |
[
{
"msg_contents": "Hi, all\n\n I want to know why call pgstat_reset_all function during recovery process, under what circumstances the data will be invalid after recovery?\n \n Thanks & Best Regard\n\n\n\n Hi, all I want to know why call pgstat_reset_all function during recovery process, under... |
[
{
"msg_contents": "While reviewing Pavel Borisov's patch to enable INCLUDE columns in\nSP-GiST, I found some things that seem like pre-existing bugs.\nThese only accidentally fail to cause any problems in the existing\nSP-GiST opclasses:\n\n1. The attType passed to an opclass's config method is documented as\n\... |
[
{
"msg_contents": "Dear Sirs,\n\nMy name is Magzum Assanbayev, I am a Master Student at KIMEP University in\nKazakhstan, expected to graduate in Spring 2022.\n\nHaving made some research into your organization I have deduced that my\ncurrent skill set might be suitable to your needs.\n\nOut of what I can offer,... |
[
{
"msg_contents": "Hi,\n\nThis grew out of my patch to split the waits event code out of\npgstat.[ch], which in turn grew out of the shared memory stats patch\nseries.\n\n\npgstat_report_wait_start() and pgstat_report_wait_end() currently check\npgstat_track_activities before assigning to MyProc->wait_event_inf... |
[
{
"msg_contents": "Dear fellow hackers,\n\nThis patch is one day late, my apologies for missing the deadline this year.\n\nPostgreSQL has since long been suffering from the lack of a proper UNIX style motd (message of the day).\n\nDBAs have no ways of conveying important information to users,\nhaving to rely on... |
[
{
"msg_contents": "Hello,\n\nAttached is a small but confusing mistake in the json documentation (a @@ instead of @?) that has been there since version 12. (It took me quite some time to figure that out while testing with the recent SQL/JSON patches -- which I initially blamed).\n \nTo be applied from 12, 13, ... |
[
{
"msg_contents": "Hi,\nWe migrated our Oracle Databases to PostgreSQL. One of the simple select\nquery that takes 4 ms on Oracle is taking around 200 ms on PostgreSQL.\nCould you please advise. Please find query and query plans below. Gather\ncost seems high. Will increasing max_parallel_worker_per_gather help... |
[
{
"msg_contents": "Hi,\n\nRight now dsm_create() has the following assertion:\n\t/* Unsafe in postmaster (and pointless in a stand-alone backend). */\n\tAssert(IsUnderPostmaster);\n\nI agree with the \"unsafe in postmaster\" bit. But I'm not convinced by\nthe \"pointless in a stand-alone backend\" part.\n\nWe'r... |
[
{
"msg_contents": "Hi,\nI was looking at AttrDefaultFetch and saw that the variable found is never\nread.\n\nI think it can be removed. See attached patch.\n\nCheers",
"msg_date": "Sat, 3 Apr 2021 19:47:03 -0700",
"msg_from": "Zhihong Yu <zyu@yugabyte.com>",
"msg_from_op": true,
"msg_subject": "... |
[
{
"msg_contents": "Hello,\n\njust a quick patch for a single-letter typo in a comment\nin src/backend/commands/collationcmds.c\n...\n * set of language+region combinations, whereas the latter only returns\n- * language+region combinations of they are distinct from the language's\n+ * language+region ... |
[
{
"msg_contents": "Hello,\n\nin src/backend/utils/adt/formatting.c, in icu_convert_case() I see:\n if (status == U_BUFFER_OVERFLOW_ERROR)\n {\n /* try again with adjusted length */\n pfree(*buff_dest);\n *buff_dest = palloc(len_dest * sizeof(**buff_dest));\n ...\n\nIs the... |
[
{
"msg_contents": "Hi,\n\nWhen AV worker items where introduced 4 years ago, i was suggested that\nit could be used for other things like cleaning the pending list of GIN\nindex when it reaches gin_pending_list_limit instead of making user\nvisible operation pay the price.\n\nThat never happened though. So, her... |
[
{
"msg_contents": "\n\nOn 2021/04/02 18:41, 蔡梦娟(玊于) wrote:\n> \n> Hi, all\n> \n> I want to know why call pgstat_reset_all function during recovery\n> process, under what circumstances the data will be invalid after recovery?\n\nIf my understanding is right, PITR is the case. Now, the stats files are\ngenera... |
[
{
"msg_contents": "Greetings,\n\nI'm Mohamed Mansour, a Data Engineer at IBM and a Master's degree student\nin the Computer Engineering Department - Faculty of Engineering - Cairo\nUniversity.\n\nI would like to apply to google summer of code to work on the following\nproject:\n\nDatabase Load Stress Benchmark\... |
[
{
"msg_contents": "Hi\n\nI met a problem about trigger in logical replication.\n\nI created a trigger after inserting data at subscriber, but there is a warning in the log of subscriber when the trigger fired:\nWARNING: relcache reference leak: relation \"xxx\" not closed.\n\nExample of the procedure:\n------pu... |
[
{
"msg_contents": "Hi everyone,\n\nJust noted that the default value of autosummarize reloption for brin\nindexes is not documented, or at least not well documented.\n\nI added the default value in create_index.sgml where other options\nmention their own defaults, also made a little change in brin.sgml to \nmak... |
[
{
"msg_contents": "Hi,\n\nIn a recent thread ([1]) I found a performance regression of the\nfollowing statement\nDO $do$\n BEGIN FOR i IN 1 .. 10000 LOOP\n BEGIN\n EXECUTE $cf$CREATE OR REPLACE FUNCTION foo() RETURNS VOID LANGUAGE plpgsql AS $f$BEGIN frakbar; END;$f$;$cf$;\n EXCEPTIO... |
[
{
"msg_contents": "Hi,\n\nWhile reviewing replication statistics I found a small typo. Attached\npatch for a typo in:\nsrc/backend/postmaster/pgstat.c\n................\n /*\n- * Check if the slot exits with the given name. It is\npossible that by\n+ * Check if the s... |
[
{
"msg_contents": "Hi All ,\n\n I found the below reference leak on master.\n\nSteps to reproduce the issue :\n--1) create type\ncreate type float_array_typ as ( i float8);\n\n--2) create anonymous block\npostgres=# do $$\n declare\n a float_array_typ[];\n begin\n a[1].i := 11;\n commit;\n end\n$$;\nWARNING:... |
[
{
"msg_contents": "Hi,\n\nWhile working on one of the issue, I have noticed below unexpected behavior\nwith \"PREPARE TRANSACTION\".\n\nWe are getting this unexpected behavior with PREPARE TRANSACTION when it is\nmixed with Temporary Objects. Please consider the below setup and SQL block.\n\nset max_prepared_tr... |
[
{
"msg_contents": "Hello\n\nExcuse me in advance for my English, I'm improving :-)\n\nCould you tell me if it is possible that as well as the configuration that\nthe log presents the duration of the delayed queries, it can also present\nthe size of the result data? especially those who want to return a lot of\n... |
[
{
"msg_contents": "Hi,\n\nBichir's been stuck for the past month and is unable to run regression\ntests since 6a2a70a02018d6362f9841cc2f499cc45405e86b.\n\nIt is interesting that that commit's a month old and probably no other\nclient has complained since, but diving in, I can see that it's been unable\nto even ... |
[
{
"msg_contents": "Hi\n\nI met a problem in synchronous logical replication. The client hangs when TRUNCATE TABLE at publisher.\n\nExample of the procedure:\n------publisher------\ncreate table test (a int primary key);\ncreate publication pub for table test;\n\n------subscriber------\ncreate table test (a int ... |
[
{
"msg_contents": "Hi,\n\nFound that some documentation hasn't been updated for the changes made as\npart of\nstreaming large in-progress transactions. Attached a patch that adds the\nmissing changes. Let me know if anything more needs to be added or any\ncomments on this change.\n\nregards,\nAjin Cherian\nFuji... |
[
{
"msg_contents": "During recent developments in the vacuum, it has been noticed [1] that\nparallel vacuum workers don't use any buffer access strategy. I think\nwe can fix it either by propagating the required information from the\nleader or just get the access strategy in each worker separately. The\npatches ... |
[
{
"msg_contents": "Hi,\n\nIt looks like we do allow $subject which has following behaviour:\ncreate sequence myseq restart 200; --> sequence is starting from\nrestart value overriding start value\ncreate sequence myseq start 100 restart 200; --> sequence is starting\nfrom restart value overriding start value... |
[
{
"msg_contents": "Hi,\n\nWe generally throw an error when create table options are specified\nmore than once, see below:\npostgres=# create table t1(a1 int) with (fillfactor = 10, fillfactor = 15);\nERROR: parameter \"fillfactor\" specified more than once\n\nAlthough \"with oids\" support is removed by the co... |
[
{
"msg_contents": "Recently (last day or so), I get this warning from gcc 10.2:\n\n-----\nhba.c:3160:18: warning: comparison of unsigned enum expression < 0 is always false [-Wtautological-compare]\n if (auth_method < 0 || USER_AUTH_LAST < auth_method)\n ~~~~~~~~~~~ ^ ~\n1 warning generated.\n... |
[
{
"msg_contents": "I was looking at changes in Sp-Gist by\ncommit 4c0239cb7a7775e3183cb575e62703d71bf3302d\n(discussion\nhttps://postgr.es/m/CALj2ACViOo2qyaPT7krWm4LRyRTw9kOXt+g6PfNmYuGA=YHj9A@mail.gmail.com\n) and realized that during PageInit, both page header and page special are\nexpected to be maxaligned b... |
[
{
"msg_contents": "Hi postgres community,\nI am willing to participate in GSoC to speed up the build of the gist index\nin postgis, which is based on postgresql.\nAnd I need to know *everything* about the GiST API.\nTo do so I need to acquire the necessary theory and concepts to start this\njourney.\nI do not h... |
[
{
"msg_contents": "Currently the cost model ignores the initial partition prune and run time\npartition prune totally. This impacts includes: 1). The cost of Nest Loop\npath\nis highly overrated. 2). And the rows estimator can be very wrong as well\nsome\ntime. We can use the following cases to demonstrate.\n\n... |
[
{
"msg_contents": "Hello hackers,\n\nI noticed that in some situations involving the use of REVOKE ON SCHEMA,\npg_dump\ncan produce a dump that cannot be restored. This prevents successful\npg_restore (and by corollary, pg_upgrade).\n\nAn example shell script to recreate this problem is attached. The error\no... |
[
{
"msg_contents": "Hi,\n\nI was looking at InvalidateObsoleteReplicationSlots() while reviewing /\npolishing the logical decoding on standby patch. Which lead me to notice that\nI think there's a race in InvalidateObsoleteReplicationSlots() (because\nResolveRecoveryConflictWithLogicalSlots has a closely related... |
[
{
"msg_contents": "Hi,\n\nI found a typo in jsonfuncs.c, probably.\n s/an an/an/\nPlease find attached patch.\n\nThanks,\nTatsuro Yamada",
"msg_date": "Thu, 08 Apr 2021 10:06:56 +0900",
"msg_from": "Tatsuro Yamada <tatsuro.yamada.tf@nttcom.co.jp>",
"msg_from_op": true,
"msg_subject": "Typo in ... |
[
{
"msg_contents": "autovacuum: handle analyze for partitioned tables\n\nPreviously, autovacuum would completely ignore partitioned tables, which\nis not good regarding analyze -- failing to analyze those tables means\npoor plans may be chosen. Make autovacuum aware of those tables by\npropagating \"changes sin... |
[
{
"msg_contents": "Hello,\n\nI'd like to propose adding `--drop-cascade` option for pg_dump/restore\n\n\nUsecase:\n\nI'd like to be able to restore an old custom format database dump as a\nsingle transaction ( so the current data won't lose if restore fails). The\ndatabase has added some new constraints after b... |
[
{
"msg_contents": "Hi everyone,\n\nWhen testing brin bloom indexes I noted that we need to reduce the\nPAGES_PER_RANGE parameter of the index to allow more columns on it.\n\nSadly, this could be a problem if you create the index before the table\ngrows, once it reaches some number of rows (i see the error as ea... |
[
{
"msg_contents": "Looking at https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prion&dt=2021-04-08%2009%3A43%3A13\nwhich broke with the patch to add pg_wait_backend_termination().\n\nAFAICT the change is that the order of rows coming back from \"SELECT\nroutine_name, sequence_name FROM\ninformation_schem... |
[
{
"msg_contents": "Hi,\n\nWith the recent commit aaf0432572 which introduced a waiting/timeout\ncapability for pg_teriminate_backend function, I would like to do\n$subject. Attaching a patch, please have a look.\n\nWith Regards,\nBharath Rupireddy.\nEnterpriseDB: http://www.enterprisedb.com",
"msg_date": "T... |
[
{
"msg_contents": "Hi,\n\nThis started out as a reply to https://postgr.es/m/20210408170802.GA9392%40alvherre.pgsql\nbut it's independent enough to just start a new thread...\n\nOn 2021-04-08 13:08:02 -0400, Alvaro Herrera wrote:\n> Yes, coverage.pg.org runs \"make check-world\".\n>\n> Maybe it would make sense... |
[
{
"msg_contents": "Consider the following snippet\n\ncreate table data as select generate_series(1,1000000) s;\n\ndo $d$\nbegin\n PERFORM * FROM dblink_connect('test','');\n\n PERFORM * from dblink_send_query('test', 'SELECT * FROM data');\n\n LOOP\n if dblink_is_busy('test') = 0\n THEN\n PERFORM ... |
[
{
"msg_contents": "Buildfarm member curculio, which doesn't usually produce\nuninitialized-variable warnings, is showing one here:\n\nnbtinsert.c: In function '_bt_doinsert':\nnbtinsert.c:411: warning: 'curitemid' may be used uninitialized in this function\nnbtinsert.c:411: note: 'curitemid' was declared here\n... |
[
{
"msg_contents": "I noticed that nodeFuncs.c appears to have some pretty sloppy work\ndone in many of the comments. Many look like they've just not been\nupdated from a copy/paste/edit from another node function.\n\nThe attached aims to clean these up.\n\nI plan to push this a later today unless anyone has an... |
[
{
"msg_contents": "Dear Postgresql community:\nWe are wondeing if Postgresql 13 is supported on Solaris 11 O/S on SPARC hardware?\n\nThe latest version of Postgresql we can download for Solaris SPARC seems to be Postgresql 12:PostgreSQL: Solaris packages\n\n\n| \n| \n| | \nPostgreSQL: Solaris packages\n\n\n |\... |
[
{
"msg_contents": "Hi,\n\nLooks like the running query is not getting cancelled even though I\nissue CTRL+C from psql or kill the backend with SIGINT. This only\nhappens with PG14 not in PG13. Am I missing something here? Is it a\nbug?\n\ncreate table t1(a1 int);\ninsert into t1 select * from generate_series(1,... |
[
{
"msg_contents": "Hi, hackers!\nI noticed the Peter's commit 7e3c54168d9ec058cb3c9d47f8105b1d32dc8ceb that\nstabilizes certain tests by adding ORDER BY clause in tests and remember\nthat I saw the same error in tablespaces test for creation of partitioned\nindex. It comes very rarely and test fails on inverted... |
[
{
"msg_contents": "Hi,\n\nthere is a small typo in guc.c. Attached patch fixes this.\n\nRegards\nDaniel",
"msg_date": "Fri, 9 Apr 2021 09:13:04 +0000",
"msg_from": "\"Daniel Westermann (DWE)\" <daniel.westermann@dbi-services.com>",
"msg_from_op": true,
"msg_subject": "Small typo in guc.c"
},
... |
[
{
"msg_contents": "Hi,\n\nall \"short_desc\" end with a dot, except these:\n\n- Prefetch referenced blocks during recovery\n- Prefetch blocks that have full page images in the WAL\n\nAttached patch adds a dot to these as well.\n\nRegards\nDaniel",
"msg_date": "Fri, 9 Apr 2021 11:53:01 +0000",
"msg_from"... |
[
{
"msg_contents": "Hi,\n\ncheck_function_bodies has this description: \n\npostgres=# select short_desc from pg_settings where name = 'check_function_bodies';\n short_desc \n-----------------------------------------------\n Check function bodies during CREATE FUNCTION.\n(1 row)... |
[
{
"msg_contents": "Good day, hackers.\n\nI've got HP ProBook 640g8 with i7-1165g7. I've installed Ubuntu 20.04 \nLTS on it\nand started to play with PostgreSQL sources.\n\nOccasinally I found I'm not able to `make check` old Postgresql \nversions.\nAt least 9.6 and 10. They are failed at the initdb stage in the... |
[
{
"msg_contents": "Hi,\n\nWhile checking the ExecuteTruncate code for the FOREIGN TRUNCATE\nfeature, I saw that we filter out the duplicate relations specified in\nthe TRUNCATE command. But before skipping the duplicates, we are just\nopening the relation, then if it is present in the already seen\nrelids, then... |
[
{
"msg_contents": "Hi all,\n\nI'm Junduo Dong, a 22-year-old studying at China University of Geosciences.\n\nI would like to participate in the project \"pgagroal: Metrics and monitoring\"\non page \"https://wiki.postgresql.org/wiki/GSoC_2021\" for GSoC 2021.\n\nAttachment is the proposal, please review.\n\nI h... |
[
{
"msg_contents": "$SUBJECT is still a very loosely formed idea, so forgive lack of detail or\nthings I've likely missed, but I wanted to get it out there to see if it\nsounded at all intriguing to people.\n\nBackground: One of the big problems with non-local storage such as AWS EBS\nvolumes or a SAN is that in... |
[
{
"msg_contents": "Buildfarm members spurfowl[1] and thorntail[2] have each shown $SUBJECT\nonce in the past two days. The circumstances are not quite the same;\nspurfowl's failure is in autovacuum while thorntail's is in a manual\nVACUUM command. Still, it seems clear that there's a recently-introduced\nbug ... |
[
{
"msg_contents": "Hi,\n\nI'm reading the code for vacuum/analyze and it looks like currently we\ncall vacuum_rel/analyze_rel for each relation specified. Which means\nthat if a relation is specified more than once, then we simply\nvacuum/analyze it that many times. Do we gain any advantage by\nvacuuming/analyz... |
[
{
"msg_contents": "One of our tests purposely throws an error which returns\n\n\"ERROR: R interpreter parse error\" on linux\nand\n\n\"WARNING: R interpreter parse error\" on windows.\n\nI'm hoping someone can point me to the code that may be responsible? Was\nthere a change in the error handling that might b... |
[
{
"msg_contents": "While re-reading heap_update() in connection with that PANIC we're\nchasing, my attention was drawn to this comment:\n\n /*\n * Note: beyond this point, use oldtup not otid to refer to old tuple.\n * otid may very well point at newtup->t_self, which we will overwrite\n * with t... |
[
{
"msg_contents": "Hi,\n\nPer Coverity.\n\nIt seems to me that some recent commit has failed to properly initialize a\nstructure,\nin extended_stats.c, when is passed to heap_copytuple.\n\nregards,\nRanier Vilela",
"msg_date": "Sun, 11 Apr 2021 15:38:10 -0300",
"msg_from": "Ranier Vilela <ranier.vf@gmai... |
[
{
"msg_contents": "This is another try of [1].\n\n\nBACKGROUND\n========================================\n\nWe want to realize parallel INSERT SELECT in the following steps:\n1) INSERT + parallel SELECT\n2) Parallel INSERT + parallel SELECT\n\nBelow are example use cases. We don't expect high concurrency or an... |
[
{
"msg_contents": "Hi all,\n\nStarting a new thread as the one that has introduced compute_query_id\nis already long enough.\n\nFujii-san has reported on Twitter that enabling the computation of\nquery IDs does not work properly with log_statement as the query ID is\ncalculated at parse analyze time and the que... |
[
{
"msg_contents": "Hi Postgres Community,\n\nRegarding anti wraparound vacuums (to freeze tuples), I see it has to scan\nall the pages which are not frozen-all (looking at visibility map). That\nmeans even if we want to freeze less transactions only (For ex - by\nincreasing parameter vacuum_freeze_min_age to 1B... |
[
{
"msg_contents": "> Then I get timeout error occurs and the subscriber worker keep re-launching\n> over and over (you did not mention see such errors?)\nI test again and get errors, too. I didn't check log after timeout in the previous test. \n\nRegards,\nTang\n\n\n\n\n",
"msg_date": "Mon, 12 Apr 2021 10:5... |
[
{
"msg_contents": "Shi, Yu/侍 雨 将撤回邮件“Could you help testing logical replication?”。",
"msg_date": "Mon, 12 Apr 2021 11:40:54 +0000",
"msg_from": "\"shiy.fnst@fujitsu.com\" <shiy.fnst@fujitsu.com>",
"msg_from_op": true,
"msg_subject": "\n =?gb2312?B?s7e72DogQ291bGQgeW91IGhlbHAgdGVzdGluZyBsb2dpY2Fs... |
[
{
"msg_contents": "Shi, Yu/侍 雨 将撤回邮件“Could you help testing logical replication?”。",
"msg_date": "Mon, 12 Apr 2021 11:48:38 +0000",
"msg_from": "\"shiy.fnst@fujitsu.com\" <shiy.fnst@fujitsu.com>",
"msg_from_op": true,
"msg_subject": "\n =?gb2312?B?s7e72DogQ291bGQgeW91IGhlbHAgdGVzdGluZyBsb2dpY2Fs... |
[
{
"msg_contents": "Hi,\n\nWhen trying to run on master (but afaik also PG-13) TPC-DS queries 94, \n95 and 96 on a SF10 I get the error \"could not find pathkey item to sort\".\nWhen I disable enable_gathermerge the problem goes away and then the \nplan for query 94 looks like below. I tried figuring out what th... |
[
{
"msg_contents": "Hi,\n\nWhilst developing a CSP that potentially sits (directly) above e.g. any \nunion or anything with a dummy tlist we observed some problems as the \nset_customscan_references cannot handle any dummy tlists and will give \ninvalid varno errors. I was wondering how we can fix this, and I wa... |
[
{
"msg_contents": "Hi all,\n\nWhile troubleshooting a failed upgrade from v11 -> v12 I realised I had\nencountered a bug previously reported on the pgsql-bugs mailing list:\n\n#14242 Role with a setconfig \"role\" setting to a nonexistent role causes\npg_upgrade to fail\n\nhttps://www.postgresql.org/message-id/... |
[
{
"msg_contents": "Hello community,\n\nI’m Konstantina, a GSoC candidate for the project “Create Procedural\nlanguage extension for the Julia programming language”. The mentors have\nalready looked at my proposal and I’m attaching the finalized document.\nThere is still some time for corrections, in case anyone... |
[
{
"msg_contents": "Hi all!\n\nI would like to contribute my time and efforts to the PostgreSQL project\ndevelopment. I have some [hope not too bad] experience in software\ndevelopment primarily for Linux/BSD/Windows platforms with C/C++ though\nalmost no experience in RDBMS internals. I have read the \"Developm... |
[
{
"msg_contents": "HI hackers,\r\n I found it could cause a crash when executing sql statement: `CREATE VIEW v1(c1) AS (SELECT ('4' COLLATE \"C\")::INT FROM generate_series(1, 10)); ` in postgres 13.2 release.\r\n\r\n The crash happens at view.c:89 and I did some analysis:\r\n\r\n```\r\n\r\nColumnDef *de... |
[
{
"msg_contents": "Hello Sir/Madam,\nI'm Nandni Mehla, a sophomore currently pursuing B.Tech in IT from Indira\nGandhi Delhi Technical University for Women, Delhi. I've recently started\nworking on open source and I think I will be a positive addition to\nyour organization for working on projects using C and SQ... |
[
{
"msg_contents": "Hi hackers!\n\nThis thread continues discussion of allowing something to non-superuser, AFAIK previous was [0].\n\nCurrently only superuser is allowed to create LEAKPROOF functions because leakproof functions can see tuples which have not yet been filtered out by security barrier views or row... |
[
{
"msg_contents": "I am wondering what was the intent of this test case added by commit\n257836a75:\n\nCREATE INDEX icuidx16_mood ON collate_test(id) WHERE mood > 'ok' COLLATE \"fr-x-icu\";\n\nwhere \"mood\" is of an enum type, which surely does not respond to\ncollations.\n\nThe reason I ask is that this case ... |
[
{
"msg_contents": "Recent work from commit 5100010e taught VACUUM that it doesn't have to\ndo index vacuuming in cases where there are practically zero (not\nnecessarily exactly zero) tuples to delete from indexes. It also\nsurfaces the information used to decide whether or not we skip index\nvacuuming in the l... |
[
{
"msg_contents": "PSA a patch to fix a typo found on this page [1],\n\n\"preapre_end_lsn\" -> \"prepare_end_lsn\"\n\n------\n[1] https://www.postgresql.org/docs/devel/logicaldecoding-output-plugin.html\n\nKind Regards,\nPeter Smith.\nFujitsu Australia",
"msg_date": "Tue, 13 Apr 2021 14:23:23 +1000",
"m... |
[
{
"msg_contents": "Currently standard pgbench scenario produces transaction serialize\nerrors \"could not serialize access due to concurrent update\" if\nPostgreSQL runs in REPEATABLE READ or SERIALIZABLE level, and the\nsession aborts. In order to achieve meaningful results even in these\ntransaction isolation... |
[
{
"msg_contents": "Hello,\nAfter upgrading the cluster from 10.x to 13.1 we've started getting a problem describe pgsql-general:\nhttps://www.postgresql.org/message-id/8bf8785c-f47d-245c-b6af-80dc1eed40db%40unitygroup.com\nWe've noticed similar issue being described on this list in\nhttps://www.postgresql-archi... |
[
{
"msg_contents": "Hello,\n\nRecently, the result cache feature was committed to PostgreSQL. I\ntested its performance by executing TPC-DS. As a result, I found that\nthere were some regressions in the query performance.\n\nI used the TPC-DS scale factor 100 in the evaluation. I executed all\nof the 99 queries ... |
[
{
"msg_contents": "Hi,\n\nFew of the statistics description in monitoring_stats.sgml doc is not\nconsistent. Made all the descriptions consistent by including\npunctuation marks at the end of each description.\nThoughts?\n\nRegards,\nVignesh",
"msg_date": "Tue, 13 Apr 2021 18:08:17 +0530",
"msg_from": "... |
[
{
"msg_contents": "Hi.\n\nCurrently PostgreSQL supports CTE push down for SELECT statements, but \nit is implemented as turning each CTE reference into subquery.\n\nWhen CTE is referenced multiple times, we have choice - to materialize \nCTE (and disable quals distribution to the CTE query) or inline it (and \n... |
[
{
"msg_contents": "Hi,\n\nWhilst trying to debug a deadlock in some tpc-ds query I noticed \nsomething that could cause problems in the hashjoin implementation and \ncause potentially deadlocks (if my analysis is right).\n\nWhilst building the inner hash table, the whole time the grow barriers \nare attached (t... |
[
{
"msg_contents": "On a system with selinux and sepgsql configured, search path resolution\nappears to fail if sepgsql is in enforcing mode, but selinux is in\npermissive mode (which, as I understand it, should cause sepgsql to behave\nas if it's in permissive mode anyway - and does for other operations).\nRega... |
[
{
"msg_contents": "Avoid improbable PANIC during heap_update.\n\nheap_update needs to clear any existing \"all visible\" flag on\nthe old tuple's page (and on the new page too, if different).\nPer coding rules, to do this it must acquire pin on the appropriate\nvisibility-map page while not holding exclusive bu... |
[
{
"msg_contents": "Hello Sir/Madam,\nI'm Nandni Mehla, a sophomore currently pursuing B.Tech in IT from Indira\nGandhi Delhi Technical University for Women, Delhi. I've recently started\nworking on open source and I think I will be a positive addition to\nyour organization for working on projects using C and SQ... |
[
{
"msg_contents": "On Sat, Apr 10, 2021 at 01:42:26PM -0500, Justin Pryzby wrote:\n> On Sun, Mar 21, 2021 at 03:01:15PM -0300, Alvaro Herrera wrote:\n> > > But note that it doesn't check if an existing constraint \"implies\" the new\n> > > constraint - maybe it should.\n> > \n> > Hm, I'm not sure I want to do t... |
[
{
"msg_contents": "",
"msg_date": "Tue, 13 Apr 2021 11:01:16 -0700",
"msg_from": "Nhi Dang <nhidangsd@gmail.com>",
"msg_from_op": true,
"msg_subject": "GSoC 2021 Proposal Document"
},
{
"msg_contents": "Hello,\n\nOn Sat, Apr 17, 2021 at 8:42 PM Nhi Dang <nhidangsd@gmail.com> wrote:\n\n>\... |
[
{
"msg_contents": "Attached are some draft patches to convert almost all of the\ncontrib modules' SQL functions to use SQL-standard function bodies.\nThe point of this is to remove the residual search_path security\nhazards that we couldn't fix in commits 7eeb1d986 et al. Since\na SQL-style function body is fu... |
[
{
"msg_contents": "Hi,\n\ncommit 676887a3 added support for jsonb subscripting.\n\nMany thanks for working on this. I really like the improved syntax.\n\nI was also hoping for some performance benefits,\nbut my testing shows that\n\n jsonb_value['existing_key'] = new_value;\n\ntakes just as long time as\n\n ... |
[
{
"msg_contents": "Hello guys!\nIn Postgres we can create view with view owner privileges only. What’s the reason that there is no option to create view with invoker privileges? Is there any technical or security subtleties related to absence of this feature?\n\n",
"msg_date": "Wed, 14 Apr 2021 10:25:08 +03... |
[
{
"msg_contents": "Hi all,\n\nAs fairywren has proved a couple of days ago, it is not really a good\nidea to rely on a file truncation to check for patterns in the logs of\nthe backend:\nhttps://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=fairywren&dt=2021-04-07%2013%3A29%3A28\n\nVisibly, a logic based on t... |
[
{
"msg_contents": "Hi,\n\nIn my dev system(Ubuntu) when the postmaster is killed with SIGKILL,\nSIGPWR is being sent to its child processes (backends/any other bg\nprocess). If a child process is waiting with pg_usleep, it looks like\nit is not detecting the postmaster's death and it doesn't exit\nimmediately b... |
[
{
"msg_contents": "Hi all,\n\nIf we create a table with vacuum_index_cleanup = off or execute VACUUM\nwith INDEX_CLEANUP = off, vacuum updates pg_stat_all_tables.n_dead_tup\nto the number of HEAPTUPLE_RECENTLY_DEAD tuples. Whereas analyze\nupdates it to the sum of the number of HEAPTUPLE_DEAD/RECENTLY_DEAD\ntup... |
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