threads listlengths 1 2.99k |
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[
{
"msg_contents": "The types abstime, reltime, and tinterval need to go away, or be\nreimplemented, sometime well before 2038 when they will overflow.\nIt's not too soon to start having a plan for that, especially seeing\nthat it seems to take a decade or more for us to actually get rid\nof anything we've depre... |
[
{
"msg_contents": "In the last week:\n 1) I tried to find out what's wrong with my last patch: reducing the contention on SerializableFinishedListLock. \n 2) I used a skip list to replace the linked list to speedup conflict tracking. But there are still some bugs resulting in segment fault. \n Here is... |
[
{
"msg_contents": "Hi,\n\nI am getting the below error while restoring data having foreign key\nconstraint.\n\n./psql postgres\npsql (10beta2)\nType \"help\" for help.\n\npostgres=# create user test;\nCREATE ROLE\npostgres=# create schema test;\nCREATE SCHEMA\npostgres=# grant all on SCHEMA test to test;\nGRANT... |
[
{
"msg_contents": "\nI've been trying to get to the bottom of a nasty hang in buildfarm\nmember jacana when running the pg_ctl TAP test. This test used to work,\nand was last known to work on June 22nd.\n\nMy attention has become focussed on this change in commit de3de0afd:\n\n - # Wait a second before... |
[
{
"msg_contents": "I happened to notice that the regression tests contain both\nlargeobject.sql and large_object.sql. This seems at best confusing and at\nworst a source of mistakes. The second file was added in March by commit\nff992c074, has never been touched by any other commit, and is only 8 lines\nlong.... |
[
{
"msg_contents": "Good day, every one.\n\nI investigated autovacuum performance, and found that it suffers a lot\nfrom small ring buffer. It suffers in a same way bulk writer suffered\nbefore Tom Lane's commit 6382448cf96:\n\n> Tom Lane <tgl@sss.pgh.pa.us> 2009-06-23 00:04:28\n> For bulk write operations (eg ... |
[
{
"msg_contents": "Hi,\n\nsome users and me used hstore - hstore for example storing only changed \nrows in trigger like:\n\nhsore(NEW) - hstore(OLD)\n\nThere isn't same operator/function in JSON/JSONB. We can only remove keys \nfrom JSONB, but not equal key-value pairs. Is there any chance to have \nsame featu... |
[
{
"msg_contents": "Hi all,\n\nThe attached patch introduces citext_pattern_ops for citext extension \ntype like text_pattern_ops for text type. Here are operators ~<~, ~<=~, \n~>~, ~>=~ combined into citext_pattern_ops operator class. These \noperators simply compare underlying citext values as C strings with \... |
[
{
"msg_contents": "Hi,\n\nAfter a DML is perfomed, the statistics is sent to pgstat by pgsent_report_sent().\nHowever, the mininum time between stas file update is PGSTAT_STAT_INTERVAL, so if\na few DMLs are performed with short interval, some statistics could not be sent\nuntil the backend is shutdown.\n\nThis... |
[
{
"msg_contents": "Project: Explicitly support predicate locks in index AMs besides b-tree\n\nHi,\n\nDuring this week, I read documentation and source code of BRIN index to\nunderstand its implementation.\nBut later I found out that it is unlikely to implement page level or tuple\nlevel predicate locking in BRI... |
[
{
"msg_contents": "Hi all,\n\nPer an offline report from Moshe Jacobson, it is possible to trigger\neasily cache lookup errors using pg_describe_object with invalid\nobject IDs and pg_describe_object(). I had a closer look at things in\nthis area, to notice that there are other user-facing failures as many\nthi... |
[
{
"msg_contents": "Now that we are going to have logical replication in PostgreSQL 10, I\nhave started thinking how Pgpool-II can deal with it. For example, the\nlogical replication does not replicate DDLs. Isn't it convenient for\nusers to do it automatically in Pgpool-II? Or even doing it for\nTRUNCATE?\n\nOr... |
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{
"msg_contents": "Hi,\n\nI am getting FailedAssertion while executing the attached script.However,I\nam not able to produce the core dump for the same,the script runs in\nbackground and takes around a day time to produce the mentioned error.\n\n\"TRAP: FailedAssertion(\"!(TransactionIdPrecedesOrEquals(oldestXa... |
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{
"msg_contents": "Hey hackers,\n I was working with replication and recovery the other day and noticed\nthat there were scenarios where I could cause multiple servers to enter the\nsame timeline while possibly having divergent data. One such scenario is\nMaster A and Replica B are both on timeline 1. There is... |
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{
"msg_contents": "FYI, I happened across this commit comment:\n\n3f902354b08ac788600f0ae54fcbfc1d4e3ea765\n| So, let's accept the removal of the guarantee about\n| the output tuple's rowtype marking, recognizing that this is a API change\n| that could conceivably break third-party callers of tupconvert.c... |
[
{
"msg_contents": "Dear all,\n\nNow Postgres has a few functions to create tsqueries for full text \nsearch. The main one is the to_tsquery function that allows to make \nquery with any operation. But to make correct query all of the operators \nshould be specified explicitly. In order to make it easier postgre... |
[
{
"msg_contents": "In testing our application with PG10beta2, I discovered that our use of UPDATE\nbroke, apparently by this commit\n\n|commit 906bfcad7ba7cb3863fe0e2a7810be8e3cd84fbd\n|Author: Tom Lane <tgl@sss.pgh.pa.us>\n|Date: Tue Nov 22 15:19:57 2016 -0500\n|\n| Improve handling of \"UPDATE ... SET (c... |
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{
"msg_contents": "Alik Khilazhev is submitting a patch about a zipfian random function\nfor pgbench, and noticed a typo in the documentation about \nrandom_exponential.\n\nAttached is a fix extracted from his patch submission, which could be \napplied to head/10/9.6.\n\n-- \nFabien.\n\n\n-- \nSent via pgsql-ha... |
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{
"msg_contents": "Hello,\n\nAt PGConf US Philly last week I was talking with Jim and Jan about \nperformance. One of the items that came up is that PostgreSQL can't run \nfull throttle for long periods of time. The long and short is that no \nmatter what, autovacuum can't keep up. This is what I have done:\n\n... |
[
{
"msg_contents": "Hello,\n\nUnless I miss something, \\r isn't working anymore, since\nexec_command_print() fallback to display previous_buf if query_buf has\nbeen freed.\n\nTrivial patch to fix issue (free both buffers in exec_command_reset())\nattached.\n\nRegards.\n\n-- \nJulien Rouhaud\n\n\n\n-- \nSent via... |
[
{
"msg_contents": "Hi\n\nWhenever I'm debugging some kind of corruption incident, possible\nvisibility bug, etc, I always land up staring at integer infomasks or using\na SQL helper function to decode them.\n\nThat's silly, so here's a patch to teach pageinspect how to decode\ninfomasks to a human readable arra... |
[
{
"msg_contents": "I study source code about wal, and have a question about xlog file name . what does 000000010000000000000001 mean? Someone says that it means tli logid segno. I don't understand.\n\n\n\n\nI study source code about wal, and have a question about xlog file name . what does 000000010000000000000... |
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{
"msg_contents": "Hi\n\nAs far as I know, since 9.5 we're missing some convenient features, namely a\ndeepversion of `jsonb_concat` and `jsonb_minus`. There are already few\nfeature\nrequests about `jsonb_minus` (see [1], [2]) and a lot of confusion and\nrequests\nabout a deep version of `jsonb_concat`. From m... |
[
{
"msg_contents": "Here is an example for $subject using postgres_fdw:\n\npostgres=# create foreign table foreign_tbl (a int, b int) server \nloopback options (table_name 'base_tbl');\nCREATE FOREIGN TABLE\npostgres=# create view rw_view as select * from foreign_tbl where a < b \nwith check option;\nCREATE VIEW... |
[
{
"msg_contents": "Hi,\n\nCurrently, PostgreSQL doen't have a hook triggered at session\nstart. Although we already have ClientAuthentication_hook,\nthis is triggered during authentication, so we can not\naccess the database. \n\nIf we have a hook triggerd only once at session start, we may\ndo something useful... |
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{
"msg_contents": "Steps to reproduce -\n\nv9.6\n\npostgres=# create table t(n int);\nCREATE TABLE\npostgres=# create table t1(a int);\nCREATE TABLE\npostgres=# create view ttt1 as SELECT e.n FROM t e NATURAL LEFT JOIN t1 d;\nCREATE VIEW\n\nv10 -\n\nrun pg_upgrade -\n\ngoing to fail ,with this error -\n\n\"\npg... |
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{
"msg_contents": "Steps to reproduce -\n\nv9.6\n\npostgres=# create sequence seq_9166 start 1 increment 1;\nCREATE SEQUENCE\npostgres=# create or replace view v3_9166 as select * from seq_9166;\nCREATE VIEW\n\nv10\n\nrun pg_upgrade , going to fail with this error\n\n\ncommand: \"./pg_restore\" --host \n/home/c... |
[
{
"msg_contents": "Hi,\n\nI found a type in the comment for XLByteToSeg() and XLByteToPrevSeg().\nThis says \"Compute ID and segment from an XLogRecPtr\", but these\nmacros compute only segment numbers. I think \"Compute a segment number\nfrom an XLogRecPtr\" is correct.\n\nThe definition of these macros were m... |
[
{
"msg_contents": "What exactly is the point of the new pg_sequences view?\n\nIt seems like it's intended to ease conversion of applications that\nformerly did \"select * from sequencename\", but if so, there are some\nfairly annoying discrepancies. The old way got you these columns:\n\nregression=# \\d s1\n ... |
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{
"msg_contents": "All:\n\nThe problem:\n\npostgres=# drop database bookdata;\nERROR: database \"bookdata\" is being accessed by other users\nDETAIL: There is 1 other session using the database.\npostgres=# \\c bookdata\nYou are now connected to database \"bookdata\" as user \"postgres\".\nbookdata=# drop sub... |
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{
"msg_contents": "Currently following query does not use an index:\n\nt-ishii@localhost: psql -p 5433 test\nPager usage is off.\npsql (9.6.3)\nType \"help\" for help.\n\ntest=# explain select * from pgbench_accounts where aid*100 < 10000;\n QUERY PLAN ... |
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{
"msg_contents": "Use MINVALUE/MAXVALUE instead of UNBOUNDED for range partition bounds.\n\nPreviously, UNBOUNDED meant no lower bound when used in the FROM list,\nand no upper bound when used in the TO list, which was OK for\nsingle-column range partitioning, but problematic with multiple\ncolumns. For exampl... |
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{
"msg_contents": "Hi all,\n\nthe following patch transfers functionality from gevel module\n(http://www.sai.msu.su/~megera/wiki/Gevel) which provides functions for\nanalyzing GIN and GiST indexes to pageinspect. Gevel was originally\ndesigned by Oleg Bartunov, and Teodor Sigaev for developers of GiST and\nGIN ... |
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{
"msg_contents": "Hello,\n\nThe attached patch moves declarations of\nExplainBeginGroup()/ExplainEndGroup() from explain.c to explain.h.\n\nThis can be useful for extensions that need explain groups in their\ncustom-scan explain output.\n\nFor example, Citus uses groups in its custom explain outputs [1]. But i... |
[
{
"msg_contents": "So 8bf58c0d9 immediately blew up in the buildfarm, with eg this\non jaguarundi:\n\n***************\n*** 130,136 ****\n ALTER SERVER loopback OPTIONS (SET dbname 'no such database');\n SELECT c3, c4 FROM ft1 ORDER BY c3, c1 LIMIT 1; -- should fail\n ERROR: could not connect to server \"lo... |
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{
"msg_contents": "-hackers,\n\nWhile updating my Postgres performance curriculum I was doing some \ntesting with effective_io_concurrency and I may have found a regression. \nI am aware that the parameter only works under certain conditions. \nHowever, what I appear to have found is that if it is set to anythi... |
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{
"msg_contents": "Hi All,\n\nI am developing the TimescaleDB extension for postgres (\nhttps://github.com/timescale/timescaledb) and have some questions about\nversioning. First of all, I have to say that the versioning system on the\nsql side is wonderful. It's really simple to write migrations etc.\n\nHoweve... |
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{
"msg_contents": "Buildfarm member culicidae just showed a transient failure in\nthe 9.4 branch:\n\nhttps://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=culicidae&dt=2017-07-21%2017%3A49%3A37\n\nIt's an assert trap, for which the buildfarm helpfully captured a\nstack trace:\n\n#0 __GI_raise (sig=sig@entry=... |
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{
"msg_contents": "pg_rewind: Fix some problems when copying files >2GB.\n\nWhen incrementally updating a file larger than 2GB, the old code could\neither fail outright (if the client asked the server for bytes beyond\nthe 2GB boundary) or fail to copy all the blocks that had actually\nbeen modified (if the ser... |
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{
"msg_contents": "\nIt turns out I was wrong about the problem jacana has been having with\nthe pg_ctl tests hanging. The problem was not the use of select as a\ntimeout mechanism, although I think the change to using\nTime::Hires::usleep() is correct and shouldn't be reverted.\n\nThe problem is command_like's... |
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{
"msg_contents": "In the last week, I focus on\n1) Creating an independent skip list data structure and related interfaces.\nNow it has only two levels so that I don't have to modify too much existing code. But it is easy to be transformed into the data structure with any number of levels if necessary. Unfort... |
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{
"msg_contents": "Hello,\n\nThe problems I tried to solve here:\n1. Improve perfomance for index search ANY(ARRAY[...]) condition with\nsingle item\n2. I saw tons of users code like: if len(array) == 1: sql +=\n'{}'.format(array[0]) else: sql += 'ANY(ARRAY[{}])'.format(array)\nSo there will be less lines of co... |
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{
"msg_contents": "The following bug has been logged on the website:\n\nBug reference: 14758\nLogged by: Scott Milliken\nEmail address: scott@deltaex.com\nPostgreSQL version: 10beta2\nOperating system: Linux 4.10.0-27-generic #30~16.04.2-Ubuntu S\nDescription: \n\nI'm testing logical... |
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{
"msg_contents": "Hi,\n\nConsider the following test:\n\nCREATE OR REPLACE FUNCTION dummy_binaryint4(a int4, b int4) RETURNS int4 AS\n$$ BEGIN RETURN a; END; $$ LANGUAGE 'plpgsql' IMMUTABLE;\n\nCREATE OPERATOR CLASS custom_opclass2 FOR TYPE int2 USING BTREE AS OPERATOR\n1 = , FUNCTION 1 dummy_binaryint4(int4, ... |
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{
"msg_contents": "Hi,\n\nThere is an issue with version prior to 10 when dumping views with circular\nreferences. I know that these views are now exported as views in 10 but they\nare still exported as TABLE + RULE in prior versions. This conduct to the\nfollowing error when columns of sub-queries doesn't have... |
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{
"msg_contents": "The following bug has been logged on the website:\n\nBug reference: 14759\nLogged by: Murat Tuncer\nEmail address: mtuncer@gmail.com\nPostgreSQL version: 10beta2\nOperating system: Mac 10.12.6\nDescription: \n\nI got \r\n\r\nERROR: cannot route inserted tuples to ... |
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{
"msg_contents": "Hi,\n\nIt seems to me that VACUUM and ANALYZE somewhat disagree on what exactly \nreltuples means. VACUUM seems to be thinking that\n\n reltuples = live + dead\n\nwhile ANALYZE apparently believes that\n\n reltuples = live\n\nThis causes somewhat bizarre changes in the value, dependin... |
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{
"msg_contents": "I'm using \"logical wal decoding\" feature of postgresql. I've executed a\nsample for data insert, update, delete operations successfully. Now I'm\ntrying to change my table schema like:\n\n=> CREATE TABLE test( x varchar );CREATE TABLE=> insert into test(x)\nvalues ('14'), ('42');INSERT 0 2=... |
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{
"msg_contents": "v9.6\n\npostgres=# CREATE LANGUAGE alt_lang1 HANDLER plpgsql_call_handler;\nCREATE LANGUAGE\npostgres=# \\q\n\nv10 , run pg_upgrade - failing with this error -\n\npg_restore: creating pg_largeobject_metadata \"pg_largeobject_metadata\"\npg_restore: creating COMMENT \"postgres\"\npg_restore: c... |
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{
"msg_contents": "Hello,\n\nPostgres can produce a plan with a nested loop node having rows estimate \nmuch more than the product of underlying nodes' estimates, relying only \non outer relation size:\n\nalexey=# explain\nSELECT oid, relname\nFROM (\n SELECT m.oid, m.relname\n FROM pg_class m\n ... |
[
{
"msg_contents": "Hello Hackers,\n\nThe attached patch moves declarations of\nExplainOpenGroup()/ExplainCloseGroup() from explain.c to explain.h.\n\nThis can be useful for extensions that need explain groups in their\ncustom-scan explain output.\n\nFor example, Citus uses groups in its custom explain outputs [... |
[
{
"msg_contents": "Hi,\n\nIs there any particular reason why postgres_fdw forbids usage of\nconnection strings by passing expand_dbname = false to\nPQconnectdbParams? Attached patch shows where this happens.\n\n\n\n\n--\nArseny Sher\nPostgres Professional: http://www.postgrespro.com\nThe Russian Postgres Compan... |
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{
"msg_contents": "Collegues,\n\nPostgreSQL 10 when build with --with-icu requires ICU 4.6 and above.\n(because it searches for libicu using pkgconfig, and pgkconfig support\nsignificantly changed in ICU version 4.6)\n\nHowever, there are some reasons to build PostgreSQL with older versions\nof ICU. \n\nFor in... |
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{
"msg_contents": "AFAICT, pg_dump has no notion that it needs to be careful about the order\nin which permissions are granted. I did\n\nregression=# create user joe;\nCREATE ROLE\nregression=# create user bob;\nCREATE ROLE\nregression=# create user alice;\nCREATE ROLE\nregression=# \\c - joe\nYou are now conn... |
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{
"msg_contents": "On Fri, Jul 14, 2017 at 5:06 PM, Peter Geoghegan <pg@bowt.ie> wrote:\n> I think that what this probably comes down to, more than anything\n> else, is that you have leftmost hot/bloated leaf pages like this:\n>\n>\n> idx | level | l_item | blkno | btpo_prev |\n> btpo_next | ... |
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{
"msg_contents": "Hi hackers,\n\nSome LDAP error codes are a bit vague. For example:\n\n LDAP_CONNECT_ERROR Indicates a connection problem.\n LDAP_PROTOCOL_ERROR A protocol violation was detected.\n\nTo learn more, you have to call\nldap_get_option(LDAP_OPT_DIAGNOSTIC_MESSAGE). Should we do that... |
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{
"msg_contents": "Hi\n\nI wrote a special pager for psql. Surely, this pager is not good for paging\nof man pages. So is not good to set it as global pager. We can introduce\nnew env variable PSQL_PAGER for this purpose. It can work similar like\nPSQL_EDITOR variable.\n\nNotes, comments?\n\nRegards\n\nPavel\n\... |
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{
"msg_contents": "Hello Dear PostgreSQL Hackers,\n\nI want to be PG hacker but it seems a complex beast to find my way out in it.\n So, can anyone suggest me from his experience/style the general\napproaches/techniques/strategies on how to read complex source code in\ngeneral and PG in particular effectively.\... |
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{
"msg_contents": "Rajkumar Raghuwanshi reported [1] on the \"UPDATE partition key\" thread\nthat whole-row vars don't play nicely with partitioned table operations.\n\nFor example, when used to convert WITH CHECK OPTION constraint expressions\nand RETURNING target list expressions, it will error out if the\nex... |
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{
"msg_contents": "Hi hackers,\n\nHere is a new version of my parallel-aware hash join patchset. I've\ndropped 'shared' from the feature name and EXPLAIN output since that's\nnow implied by the word \"Parallel\" (that only made sense in earlier\nversions that had Shared Hash and Parallel Shared Hash, but a Sha... |
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{
"msg_contents": "v9.5/9.6\n\ncreate these objects -\nCREATE TABLE constraint_rename_test (a int CONSTRAINT con1 CHECK (a > \n0), b int, c int);\nCREATE TABLE constraint_rename_test2 (a int CONSTRAINT con1 CHECK (a > \n0), d int) INHERITS (constraint_rename_test);\nALTER TABLE constraint_rename_test ADD CONSTR... |
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{
"msg_contents": "Hello, hackers.\n\nI need someone to throw some light on grammar (gram.y).\nI'm investigating beta2 regression tests, and found new statement\n\n`ALTER USER ALL SET application_name to 'SLAP';`\n ^^^\n\nI know for sure that in beta1 this operator fails. So I decided to recheck gram... |
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{
"msg_contents": "Hi\n\nattached trivial patch for missing tab complete for \\pset pager setting\n\nRegards\n\nPavel\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": "Wed, 26 J... |
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{
"msg_contents": "Project: Explicitly support predicate locks in index AMs besides b-tree\n\nHi,\n\nDuring this week, I worked on predicate locking in spgist index. I think,\nfor spgist index, predicate lock only on leaf pages will be enough as\nspgist searches can determine if there is a match or not only at ... |
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{
"msg_contents": "Hi, all. There was a very strange phenomenon I couldn't explain. So I was wondering if you can help me.\n\n\nI was trying to replace the linked list with a skip list in serializable transaction object for faster conflict tracking. But the performance is bad.\nSo I used the instruction \"rdtsc... |
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{
"msg_contents": "Hi,\n\nI found that postgresql.conf.sample is missing a comment\nto note that changing max_logical_replication_workers requires\nrestart of the server.\n\nOther such parameters has the comments, so I think the new\nparameter also needs this. Attached is a simple patch to fix\nthis.\n\nRegards... |
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{
"msg_contents": "Hi hackers,\n\nHere's a script that reminds you about GUCs you forgot to put in\npostgresql.conf.sample. It probably needs some work. Does this\nalready happen somewhere else? I guess not, because it found two\ndiscrepancies:\n\n$ ./src/tools/check_sample_config.pl\nenable_gathermerge appe... |
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{
"msg_contents": "If you have \"CREATE USE\" tab completion will recommend both USER and USER\nMAPPING FOR.\n\nBut once you have the full \"CREATE USER \" or \"CREATE USER M\" it will not\ncomplete the rest of the \"MAPPING FOR\".\n\nAttached patch fixes that.\n\nCheers,\n\nJeff\n\n\n-- \nSent via pgsql-hacker... |
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{
"msg_contents": "Hi,\n\nWhen we run ALTER SUBSCRIPTION ... REFRESH PUBLICATION and there is \nan unkown table at local, it says;\n\n NOTICE: added subscription for table public.tbl\n\nI feel this a bit misleading because it says a subscription is added\nbut actually new subscription object is not created. Of... |
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{
"msg_contents": "Hi,\n\nI found a suspicious code in pgoutput_startup().\n\n175 /* Check if we support requested protocol */\n176 if (data->protocol_version != LOGICALREP_PROTO_VERSION_NUM)\n177 ereport(ERROR,\n178 (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),\n179 ... |
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{
"msg_contents": "I wanted to do some portability testing on the recently-proposed\nplperl changes, so I tried to build against a 5.8.0 Perl that I had\nlaying about. It blew up real good:\n\nplperl.c: In function `plperl_trusted_init':\nplperl.c:1017: `PL_stashcache' undeclared (first use in this function)\n... |
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{
"msg_contents": "Hi -hackers.\n \nI'm reading https://www.postgresql.org/docs/10/static/pgupgrade.html to try to \nunderstand how to upgrade standby-servers using pg_upgrade with pg10.\n \nThe text in step 10 sais:\n\"You will not be running pg_upgrade on the standby servers, but rather rsync\", \nwhich to me... |
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{
"msg_contents": "Hello,\n\nPostgres now has its own red-black tree implementation. This tree has 4 \ntypes of traversals. In the attachment, \u001byou can find module test that \nchecks the correctness of tree traversal strategies.\n\nI hope that someone can find it useful\u001b.\n\nThank you for attention!\n... |
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{
"msg_contents": ">This \"maxlen\" business and the fallback error message are\n>strange. We have roughly equivalent code in pg_basebackup.c\n>which has been working since 2011\n>Perhaps you can drop the memchr/fallback tricks and adopt the\n>pg_basebackup coding? Or is there a specific reason to have\n>the ... |
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{
"msg_contents": "As discussed in the vacuum ring buffer thread:\n\nMake Vacuum update the FSM more frequently, to avoid the case where\nautovacuum fails to reach the point where it updates the FSM in\nhighly contended tables.\n\nIntroduce a tree pruning threshold to FreeSpaceMapVacuum that avoids\nrecursing i... |
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{
"msg_contents": "Hi all，\n\nWhile reading the code, I find some code that make memory leak:\n\n- src/port/quotes.c\n At line 38, at function \"escape_single_quotes_ascii\",\n here used \"malloc\" to get some memory and return the\n pointer returned by the \"malloc\".\n So, any caller used this fun... |
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{
"msg_contents": "In the last week, I focused on tuning the performance of skip list and fixed several bugs.\n1. As only out-conflicts are checked in RWConflictExists, I removed all modification concerned with in-conflicts;\n2. If the conflict list is too short, I inserted an item just like inserting into an o... |
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{
"msg_contents": "Dear hackers, a long-standing issue reported by users of the Npgsql .NET\ndriver for PostgreSQL may have its roots on the PostgreSQL side. I'm far\nfrom being an SSL/OpenSSL expert so please be patient if the terms/analysis\nare incorrect.\n\nWhen trying to connect with Npgsql to PostgreSQL w... |
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{
"msg_contents": "We don't seem to describe logical replication on\n\nhttps://www.postgresql.org/docs/10/static/different-replication-solutions.html\n\nThe attached patch adds a section.\n\nSteve\n\n\n\n\n\n-- \nSent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)\nTo make changes to your subscri... |
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{
"msg_contents": "Hi all\n\nI've been looking into the wait event set interface added in 9.6 with an\neye to using it in an extension that maintains a set of non-blocking libpq\nconnections to other PostgreSQL instances.\n\nIn the process I've been surprised to find that there does not appear to be\nany interf... |
[
{
"msg_contents": "The commit d363d42bb9a4399a0207bd3b371c966e22e06bd3 changed\nRangeDatumContent *content to PartitionRangeDatumKind *kind but a\ncomment on function partition_rbound_cmp was left unedited and it\nstill mentions content1 instead of kind1.\n\nPFA the patch to fix this.\n\n--\n\nBeena Emerson\n\n... |
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{
"msg_contents": "Good day, every one.\n\nIn attempt to improve performance of YCSB on zipfian distribution,\nit were found that significant time is spent in XidInMVCCSnapshot in\nscanning snapshot->xip array. While overall CPU time is not too\nnoticable, it has measurable impact on scaleability.\n\nFirst I tr... |
[
{
"msg_contents": "Hi, all. I wrote a performance report to conclude what I've done so far.\nhttps://docs.google.com/document/d/16A6rfJnQSTkd0SHK-2XzDiLj7aZ5nC189jGPcfVdhMQ/edit?usp=sharing\n\n\n\nThree patch are attached. I used the benchmark below to test the performance.\nhttps://github.com/liumx10/pg-bench\... |
[
{
"msg_contents": " Hi,\n\nWith 10beta2 built on Debian 8 with\n ./configure --enable-debug --with-icu\nand the ICU package currently in the \"jessie\" Debian repo:\n\n$ dpkg -l 'libicu*'\n...\nii libicu-dev:amd 52.1-8+deb8u amd64\t Development files for\nInternation\nii libicu52:amd64 52.1-8+deb8u amd6... |
[
{
"msg_contents": "Record full paths of programs sought by \"configure\".\n\nPreviously we had a mix of uses of AC_CHECK_PROG[S] and AC_PATH_PROG[S].\nThe only difference between those macros is that the latter emits the\nfull path to the program it finds, eg \"/usr/bin/prove\", whereas the\nformer emits just \... |
[
{
"msg_contents": "Hi\n\nThis patch adds an ability to use patterns in *LISTEN* commands. Patch uses\n'*SIMILAR TO*' patterns for matching *NOTIFY* channel names (\nhttps://www.postgresql.org/docs/9.0/static/functions-matching.html#FUNCTIONS-SIMILARTO-REGEXP\n).\n\nThis patch is related to old discussion in\nht... |
[
{
"msg_contents": "I was playing with TO_TIMESTAMP() and I noticed a weird result:\n\npostgres=# select to_timestamp('20170-07-24 21:59:57.12345678', 'yyyy-mm-dd\nhh24:mi:ss.us');\n to_timestamp\n--------------------------------\n 20170-07-24 22:00:09.345678+00\n(1 row)\n\nEven though the \"us\" token ... |
[
{
"msg_contents": "Hi,\n\nThe attached patch changes data structure storing unowned SMgrRelation objects \nfrom list structure to hash structure.\nThe reason why I change it is that list structure very slowly removes a node.\nAnd list structure takes longer time to remove a node than hash structure.\n\nThe prob... |
[
{
"msg_contents": "In f27a6b15e656 (9.6 & later), we decided to \"Mark CHECK constraints\ndeclared NOT VALID valid if created with table.\" In retrospect,\nconstraints on foreign tables should have been excluded from consideration\nin that commit, because the thinking behind the aforementioned commit\n(that th... |
[
{
"msg_contents": "Hi,\n\nWhen reading the logical replication code, I found that the following\npart could be improved a bit. In the foreach, LWLockAcquire and\nlogicalrep_worker_find are called for each loop, but they are needed\nonly when sub->enabled is true.\n\n 846 /* Start the missing workers... |
[
{
"msg_contents": "Hi,\n\nI am trying to create collation on windows using default POSIX collation\nwith pgAdmin3 but I am getting error as shown in screenshot, Can someone\nsuggest how to fix this?\n\n*Syntax:*\nCREATE COLLATION public.test from pg_catalog.\"POSIX\";\n\n*Error:*\nERROR: could not create locale... |
[
{
"msg_contents": "Hi,\n\nCan anyone point out to a tutorial or a list of steps required to run PG\nTAP tests on windows?\n\nRegards\n\n-- \n-- \n*Abbas*\nArchitect\n\nPh: 92.334.5100153\nSkype ID: gabbasb\nwww.enterprisedb.co <http://www.enterprisedb.com/>m\n<http://www.enterprisedb.com/>\n\n*Follow us on Twit... |
[
{
"msg_contents": "https://www.postgresql.org/message-id/CA%2BTgmoZFn7TJ7QBsFat\nnuEE%3DGYGdZSNXqr9489n5JBsdy5rFfA%40mail.gmail.com\n\nAbove thread, it's been pointed out as important consideration\nabout adding reload-through-the-top-parent switch the partition\ntable. One small step toward making use of hash... |
[
{
"msg_contents": "Hello, hackers!\n\nHistorically tsvector type can't hold more than 1MB data.\nI want to propose a patch that removes that limit.\n\nThat limit is created by 'pos' field from WordEntry, which have only\n20 bits for storage.\n\nIn the proposed patch I removed this field and instead of it I keep... |
[
{
"msg_contents": "The operator <> seems to not work properly comparing citext types in triggers function.\n \nhttps://stackoverflow.com/questions/45441840/posgresql-9-3-operator-doesnt-give-logical-result\n \nCan someone figure out what is the problem? This seems like a bug.",
"msg_date": "Tue, 01 Aug 2017... |
[
{
"msg_contents": "In various places in the regression tests, we want to suppress DROP\nCASCADE's detail messages because of the fact that they don't always\ncome out in the same order. I noticed that some places deal with that\nby adjusting client_min_messages while others use \"\\set VERBOSITY terse\".\nI th... |
[
{
"msg_contents": "Hi,\n\nIn commit 054637d2e08cda6a096f48cc99696136a06f4ef5, I updated the\nparallel query documentation to reflect recently-committed parallel\nquery features. However, a few more things got committed after that.\nMost of the attached patch consists of generalizing references to\nGather to al... |
[
{
"msg_contents": "*Notable changes*\n\n - Statements with non-zero fetchSize no longer require server-side named\n handle. This might cause issues when using old PostgreSQL versions\n (pre-8.4)+fetchSize+interleaved ResultSet processing combo. see issue 869\n <https://github.com/pgjdbc/pgjdbc/issues/86... |
[
{
"msg_contents": "Hi,\n\nWhen I shut down a cluster that isn't using logical replication, it\nalways logs a line like the following. So do the build farm members I\nlooked at. I didn't see anything about this in the open items list --\nisn't it a bug?\n\n2017-08-02 10:39:25.007 NZST [34781] LOG: worker proc... |
[
{
"msg_contents": "Hi all,\n\nI'd like to propose a new option -I for pgbench command which skips\nthe creating primary keys after initialized tables. This option is\nuseful for users who want to do bench marking with no index or indexes\nother than btree primary index. If we initialize pgbench tables at a\nlar... |
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