threads listlengths 1 2.99k |
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[
{
"msg_contents": "bruce wrote:\n> Here are some of the emails I consider open for 8.4:\n> \n> \thttp://momjian.us/cgi-bin/pgsql/open\n\nFYI, Tom has added a lot of comments to this page. I have also updated\nthe HTML because some browsers were not showing the existence of\ncomments.\n\n-- \n Bruce Momjian <... |
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{
"msg_contents": "Whilst cleaning up the dtrace probe documentation, I realized that\nthere is nothing the aforementioned probes tell you that you can't find\nout (with a lot more data besides) from the final argument of the\nBUFFER_READ_DONE probe. Furthermore, tallying them as-is would be\nmisleading since ... |
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{
"msg_contents": "Hi.\nI found a TODO item \"Add dumping of comments on index columns and\ncomposite type columns\" for pg_dump\nand want to write a patch for it.\n\nBut I'm not sure if I understand the problem correctly.\nDoes \"Add dumping of comments on index columns\" mean that\npg_dump should dump out COM... |
[
{
"msg_contents": "Hi.\nI found a TODO item \"Add dumping of comments on index columns and\ncomposite type columns\" for pg_dump\nand want to write a patch for it.\n\nBut I'm not sure if I understand the problem correctly.\nDoes \"Add dumping of comments on index columns\" mean that\npg_dump should dump out COM... |
[
{
"msg_contents": "The following list of patches are the initial revision of SE-PostgreSQL\non the v8.5 development cycle.\nThese are separated into several functional components to help review\nand commit in earlier phase. Every patches (except for the core) have\nabour 1KL scales. It is far smaller than them ... |
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{
"msg_contents": "Hi,\n\nWe are implementing table partitioning feature to support Range and Hash\npartitions. Please find attached, the WIP patch and test-cases.\n\nThe syntax used conforms to most of the suggestions mentioned in\nhttp://archives.postgresql.org/pgsql-hackers/2008-01/msg00413.php, barring\nthe... |
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{
"msg_contents": "I'm looking again at the fast-insert patch, and I find myself still\ndesperately unhappy about the mechanism for scheduling autovacuum\ncleanup of pending insertions. I complained about that before, but\nI think I only cited a worry about adding overhead to statistics\ntracking in order to h... |
[
{
"msg_contents": "If a platform doesn't have posix_fadvise(), we don't allow\neffective_io_concurrency to be set to anything but zero:\n\n\ttest=> set effective_io_concurrency = 1;\n\tERROR: 1 is outside the valid range for parameter \"effective_io_concurrency\" (0 .. 0)\n\ttest=> set effective_io_concurren... |
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{
"msg_contents": "There are a few statistics that are only kept on a per-cluster basis, such \nas those reported in pg_stat_database and pg_stat_bgwriter. Since \npg_stat_reset only resets per-database counts, it doesn't touch those.\n\nI'd like to have a function that resets those. Maybe iterates over all \... |
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{
"msg_contents": "Hello, \n\nI posted my problem (on pgsql-interfaces list) about the INOUT parameters on PostgreSQL 8.3.6 (Win32), but without success. I re-post my question here, while hoping to have more success.\n\nWhen I use a function with one INOUT (or OUT) parameter like below, everyting is OK.\n\nCREA... |
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{
"msg_contents": "Patch attached, also available at\nhttp://www.rhodiumtoad.org.uk/junk/hstore_20090324.patch.txt\n\nThe user-visible changes are:\n\n - removal of previous 65535-byte limit on keys/values; both keys and\n values can now be as long as desired, within the 1GB limit for the\n whole hstore ... |
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{
"msg_contents": "> -----Original Message-----\n> From: Dann Corbit\n> Sent: Monday, March 23, 2009 3:50 PM\n> To: pgsql-general@postgresql.org\n> Subject: Multiple character encodings within a single database/table?\n> \n> If I have the C locale, can I have multiple character encodings\nwithin:\n> 1. A singl... |
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{
"msg_contents": "Thanks ! Now, it works fine. \n\n\n\nGreg Stark <stark@enterprisedb.com> wrote:\n\n> Personally I'm of the opinion we should eliminate most of these\n\n> duplicative mailing lists like -performance and -interfaces and just\n\n> use -general. I don't see that having multiple lists for user\n\n... |
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{
"msg_contents": "Log Message:\n-----------\nImplement \"fastupdate\" support for GIN indexes, in which we try to accumulate\nmultiple index entries in a holding area before adding them to the main index\nstructure. This helps because bulk insert is (usually) significantly faster\nthan retail insert for GIN.\... |
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{
"msg_contents": "Hi Peter,\n\nIf you want to use Postgres to store/manage/query spatial data, I strongly recommend you look at PostGIS, & not the native Postgres geometry types.\n\n\nBrent Wood\n\nBrent Wood\nDBA/GIS consultant\nNIWA, Wellington\nNew Zealand\n>>> Peter Willis <peterw@borstad.com> 03/24/09 10:... |
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{
"msg_contents": "Hi,\n\nI had an idea while going home last night and still can't think why it's\nnot implemented already as it seems obvious.\n\nThe conceptual idea is to have at most one outstanding flush for the\nlog going through the filesystem at any one time. The effect, as far\nas I can think through,... |
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{
"msg_contents": "Hi,\n\nCurrent pg_standby is dangerous because the presence of the trigger\nfile causes recovery to end whether or not the next WAL file is available.\nSo, some *available* transactions may be lost at failover. Such danger\nwill become high if the standby server has not caught up with the pri... |
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{
"msg_contents": "\nHi,\n\nnobody answered on the regular mailing list, hope someone can answer here\n\n\nThank you\n\n\n\n-------- Original Message --------\nSubject: \t[GENERAL] Matching dimensions in arrays\nDate: \tMon, 9 Mar 2009 01:14:57 -0700 (PDT)\nFrom: \tScara Maccai <m_lists@yahoo.it>\nTo: \tpgsql-g... |
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{
"msg_contents": "Hi.\n\nNow, we can check the running query string by pg_stat_activity.current_query.\nIf we can also check previous query_string of idle-in-transaction,\nit is useful for analysis of long transaction problem.\n\nLong-transaction is a trouble, because it prevents defragmentation of HOT and VAC... |
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{
"msg_contents": "I found an old patch on my disk to enable SSL over Unix-domain sockets.\n\nRemember, about a year ago it was discussed that there might also be \nman-in-the-middle or fake-server attacks using Unix-domain sockets, \nbecause usually anyone can start a server in /tmp. After an extensive \ndisc... |
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{
"msg_contents": "\nI thought we had fixed this in 8.3:\n\n cap=# create table t1 (t varchar(40));\n CREATE TABLE\n cap=# create table t2 (t varchar(40));\n CREATE TABLE\n cap=# create function t1trig() returns trigger language plpgsql as\n $$ begin insert into t2 values(new.t); return null; ... |
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{
"msg_contents": "Our fine manual sayeth (in section 52.5)\n\n When extractQuery returns zero keys, GIN will emit an error. Depending\n on the operator, a void query might match all, some, or none of the\n indexed values (for example, every array contains the empty array, but\n does not overlap the empty a... |
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{
"msg_contents": "All,\n\nDue to budget constraints, Google needed to cut 50 projects from the \nSummer of Code this year. We were one of the projects cut (although we \ncan re-apply next year).\n\nHowever, that doesn't mean we won't be working with students this year.\n\n1) Portland State University has gene... |
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{
"msg_contents": "Hi,\n\nI hope I found the right list for this request. I am aware that timestamp with[out] time zone data types have -infinity and infinity key values; see http://www.postgresql.org/docs/current/interactive/datatype-datetime.html\n\nHowever, there is no equivalent for date types, and expressi... |
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{
"msg_contents": "And you thought it'd never happen ...\n\nWe still have a few loose ends before we can go beta, but we're getting\nthere.\n\n\t\t\tregards, tom lane\n",
"msg_date": "Wed, 25 Mar 2009 19:50:13 -0400",
"msg_from": "Tom Lane <tgl@sss.pgh.pa.us>",
"msg_from_op": true,
"msg_subject"... |
[
{
"msg_contents": "Hi,\n\n> Set the maximum number of times to retry the copy or link command\n\nmaxretries option of pg_standby is documented as above, but actually\nindicates the maximum number of times to *try* the copy or link command.\nSo, if \"-r 0\" is specified, pg_standby always fails.\n\nAttached is t... |
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{
"msg_contents": "Hi,\n\nJust to warn people that I'm making a comprehensive proof reading of\nthe release notes.\n\nHere are the first comments:\n\n- \"This was available previously via a configure\n--enable-integer-datetimes (Neil Conway)\" -> I don't think we need\nNeil's name in the details\n- \"New semi- ... |
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{
"msg_contents": "Hi,\n\nI'm implementing \"global index\" - an index that indexes all tables in an\ninheritance hierarchy. For complete feature description, please refer\nREADME.user.\n\nAttached zip contents:\n1. README.user: features and limitations from user perspective\n2. README.dev: design and implement... |
[
{
"msg_contents": "A user on IRC reported a crash (backend segfault) in GiST insertion\n(in 8.3.5 but I can reproduce this in today's HEAD) that turns out\nto be due to misbehaviour of gist_box_picksplit.\n\nThe nature of the problem is this: if gist_box_picksplit doesn't find\na good disposition on the first t... |
[
{
"msg_contents": "By chance I discovered that this query in the regression tests\n\nSELECT ntile(NULL) OVER (ORDER BY ten, four), ten, four FROM tenk1 LIMIT 2;\n\nstops working if work_mem is small enough: it either dumps core or\ndelivers wrong answers depending on platform.\n\nAfter some tracing I found out ... |
[
{
"msg_contents": "Log Message:\n-----------\nIf we expect a hash join to be performed in multiple batches, suppress\n\"physical tlist\" optimization on the outer relation (ie, force a projection\nstep to occur in its scan). This avoids storing useless column values when\nthe outer relation's tuples are writte... |
[
{
"msg_contents": "\nWhy do we have separate parameters for autovacuum and vacuum, except for\nmaintenance_work_mem?\n\nShould we also have autovacuum_work_mem?\n\n-- \n Simon Riggs www.2ndQuadrant.com\n PostgreSQL Training, Services and Support\n\n",
"msg_date": "Thu, 26 Mar 2009 18:34:53 +0000",... |
[
{
"msg_contents": "Since Bruce seems not to be in a hurry to update his open-items mailbox,\nI've taken the liberty of adding entries for all the items that I think\nare relevant for 8.4 to the wiki page:\nhttp://wiki.postgresql.org/wiki/PostgreSQL_8.4_Open_Items\n\nAnybody who wants to start cleaning these thi... |
[
{
"msg_contents": "map_sql_value_to_xml_value() currently errors out with a more or less vague \nerror message, when a date or timestamp datatype with an infinite value is \nconverted to XML. This is likely to create some confusion, especially when \nyou have to debug some complex procedures and involved XML co... |
[
{
"msg_contents": "If you install with the PostgreSQL group's installer for Windows:\nhttp://www.postgresql.org/ftp/binary\n\nAnd then install a second instance of PostgreSQL using the EnterpriseDB\none click installer:\nhttp://www.enterprisedb.com/products/pgdownload.do#windows\n\nAn error may occur. It will ... |
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{
"msg_contents": "Quick patch to fix the fact that the EXPLAIN ANALYZE VERBOSE is clobbering\ntab-completion for ANALYZE VERBOSE.\n\n-- \nGreg Sabino Mullane greg@endpoint.com\nEnd Point Corporation\nPGP Key: 0x14964AC8",
"msg_date": "Thu, 26 Mar 2009 21:31:57 -0400",
"msg_from": "Greg Sabino Mullane <... |
[
{
"msg_contents": "On Thu, Mar 26, 2009 at 9:36 PM, Bruce Momjian <bruce@momjian.us> wrote:\n>> I'm sure they will. But the current problem is getting beta released\n>> in the first place, and AFAICS we're all waiting for you.\n>\n> As Tom said, it is more the open items that we are waiting on, not the\n> rele... |
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{
"msg_contents": "bruce wrote:\n> Andrew Dunstan wrote:\n> > This URL <http://www.pgbuildfarm.org/cgi-bin/typedefs.pl> gives a \n> > typedef list that is (currently) the combined result from three fairly \n> > different buildfarm members:\n> > \n> > dungbeetle | 2009-03-22 06:44:01\n> > brown_bat | 2009-03-21 ... |
[
{
"msg_contents": "Hello\n\none my customer reported following problem (checked on 8.4 and 8.3.6)\n\ntest case:\n\ncreate table test(a integer);\n\ncreate or replace function getid(_a integer) returns integer as $$\nbegin\n update test set a = _a where a = _a;\n return _a;\nend;\n$$ language plpgsql;\n\ninser... |
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{
"msg_contents": "Hi,\n\nsmall patch for the documentation describing the current pg_start_backup \ncheckpoint behavior as per \nhttp://archives.postgresql.org//pgsql-general/2008-09/msg01124.php .\n\nShould we note down a TODO to revisit the current checkpoint handling?\n\nbest regards,\nMichael",
"msg_da... |
[
{
"msg_contents": "The psql system object display issue has not been completely resolved\nfor 8.4; see 8.4 open items:\n\n\thttp://wiki.postgresql.org/wiki/PostgreSQL_8.4_Open_Items#Changes\n\nSo what is the proposal? Have U/S/A flags for all commands and have\ndifferent system display default for each comman... |
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{
"msg_contents": "In the TODO list there is an item \"[D] Completed itemAdd array_agg()\nand UNNEST functions for arrays \" marked as done but 5 items below\nthere is: \"Add SQL-standard array_agg() and unnest() array functions \"\nit's the same item so this one should be removed... or there is a\ndifference b... |
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{
"msg_contents": "Hi,\n\nRecently, I am reading the postgres codes, and I have a question about the\ndeparsing some expressions which is contains Const node. The following SQL\nwill retrieve the definition stored by postgres database for table \"t\":\n\nCREATE TABLE \"t\" (c1 CHAR(5) DEFAULT 'abc',\n ... |
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{
"msg_contents": "As we are moving very close to 8.4 beta, please join us for testing 8.4\nrelease.\n\nI just released new RPM sets, which is based on Mar 27 CVS snapshot.\nPlease note that these packages are **not** production ready. They are\nfor Fedora 9,10 and RHEL/CentOS 5. I have no intention to push 8.4... |
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{
"msg_contents": "Hello\n\nI am sending samples of transformation hook modules. One module is\nJSON support:.\n\n From these modules only JSON support has general usage - so only JSON\nshould be integrated to core.\n\nRegards\nPavel Stehule\n\n=== README ===\nJSON generating functions - this module contains fu... |
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{
"msg_contents": "In CVS HEAD, try this in an assert-enabled build:\n\nCREATE TEMPORARY TABLE tree(\n id INTEGER PRIMARY KEY, \n parent_id INTEGER REFERENCES tree(id)\n);\n\nINSERT INTO tree\nVALUES (1, NULL), (2, 1), (3,1), (4,2), (5,2), (6,2), (7,3), (8,3),\n ... |
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{
"msg_contents": "Folks,\n\nRobert Treat brought this up.\n\nI create a table with something to partition by, and some meaningless\njunk. I'm trying to get a random ordering inside each window:\n\nCREATE TABLE foo(i, t) AS\nSELECT i, md5((i*generate_series(1,10))::text) /* Nonsense text */\nFROM generate_seri... |
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{
"msg_contents": "That this family of functions did not exist earlier was merely an\noversight.\n\nSigned-off-by: Abhijit Menon-Sen <ams@oryx.com>\n---\n doc/src/sgml/func.sgml | 28 ++++\n src/backend/utils/adt/acl.c | 210 ++++++++++++++++++++++++++++++\n src/include/catalog/p... |
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{
"msg_contents": "I just had a brief outage on a production server running 8.3.6, which\nI suspect was triggered by me running a table bloat report making lots\nof pgstattuple calls.\n\nThe first I got of it was the script I'd just kicked off died:\n\ncould not open segment 1 of relation 1663/16409/11088101 (t... |
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{
"msg_contents": "We got a crash in our test-server, which has huge number of backends\nrunning:\n\n(gdb) bt\n#0 CountActiveBackends () at procarray.c:1094\n#1 0x0000000000475f45 in RecordTransactionCommit () at xact.c:945\n#2 0x000000000047601c in CommitTransaction () at xact.c:1675\n#3 0x0000000000476247... |
[
{
"msg_contents": "Hello,\n\nOur implementation of variadic parameters are not complete. The\nsupport of \"any\" type is incomplete. Modificator VARIADIC for funccall\nparameters needs transformation from ArrayExpr to standard parameters\nlist.\n\n==current behave==\npostgres=# select variadic_demo2(10,'Petr',2... |
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{
"msg_contents": "latin1db=# SELECT version();\n version \n\n-----------------------------------------------------------------------------------\n PostgreSQL 8.3.7 on i686-pc-linux-gnu, compiled by GCC gcc (Debian \n4.3.3-5) 4.3.3\n(1 row)\n\nlatin1db=# SELECT name, setti... |
[
{
"msg_contents": "I have a query that converts a string to an array with the \nstring_to_array function. Sometimes the input is an empty string (not a \nnull, but a string of zero-length). I had expected the result to be a \none-element array with an empty string as the first and only element but \ninstead it ... |
[
{
"msg_contents": "Hi,\n\nSo I've been trying to get a plpython function that removes accented\nletters, based on a Python snippet posted on another thread. The\nfunction is simple enough:\n\ncreate or replace function unaccent(text) returns text language plpythonu as $$\nimport unicodedata\ns = unicodedata.no... |
[
{
"msg_contents": "> elog(NOTICE,\"ALT_TO_KOI8\");\n> unsigned char *src = PG_GETARG_CSTRING(*2*);\n> unsigned char *dest = PG_GETARG_CSTRING(*3*);\n> int len = PG_GETARG_INT32(*4*);\n\nI don't think this is even valid C code? Confused.\n\n> Is anyone can tell me what I'm doing wrong?\n\nsel... |
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{
"msg_contents": "Could the list admin please unsubscribe Andreas Zeugswetter from the\nlists until he can fix his vacation-responder-gone-nuts?\n\n\n\n---------- Forwarded message ----------\nFrom: Zeugswetter Andreas OSB sIT <Andreas.Zeugswetter@s-itsolutions.at>\nDate: Tue, Mar 31, 2009 at 3:44 PM\nSubject:... |
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{
"msg_contents": "Hi there !\n\nHow do you think is it right time to upgrade snowball stemmers ?\nWe didn't change them since 2007.\n\n \tRegards,\n \t\tOleg\n_____________________________________________________________\nOleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),\nSternberg Astron... |
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{
"msg_contents": "Hello\n\nattached patch allows raising exception from _PG_init function as was\ndiscussed before.\n\nregards\nPavel Stehule",
"msg_date": "Tue, 31 Mar 2009 22:04:23 +0200",
"msg_from": "Pavel Stehule <pavel.stehule@gmail.com>",
"msg_from_op": true,
"msg_subject": "protect dll ... |
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{
"msg_contents": "Hello,\n\nalthough the \"crypt\" auth functionality is removed i 8.4 i found a\nremnant in the sample pg_hba.conf file. The attached patch removes the\nkeyword from the config file.\n\n\n\nKind regards\n\n-- \n\t\t\t\tAndreas 'ads' Scherbaum\nGerman PostgreSQL User Group\nEuropean PostgreSQL ... |
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{
"msg_contents": "Hi,\n\nI'm in a project that probably some of you have heart about, it is called\nPostgreSQLf and I get some help before from this list. The developer team is\nbeen doing some progress about. Now one of us has created an extra column\nthat is called membership degree, this performs some calcu... |
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{
"msg_contents": "Is it possible to print which key value is duplicated when 'Duplicate \nkey value violates unique constraint' occurs? Foreign key violation \nerror reports such kind of information.\n",
"msg_date": "Wed, 01 Apr 2009 12:52:03 +0900",
"msg_from": "Vlad Arkhipov <arhipov@dc.baikal.ru>",
... |
[
{
"msg_contents": "Hi,\n\nWe have a database with tens of millions of large objects, none\nof them with any comments. When running pg_dump it spends several\nhours looking for BLOB comments, finding none at the end but taxing\nthe server so much that the simplest query takes seconds to complete.\n\nThe attached... |
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{
"msg_contents": "Grant,\n\nI'm originator of this thread and PostgreSQL is also a big user of the\nSnowball project, so we also are very interested in the vital \nactivity of the project. However, I see issue with license, which is\ncurrently BSD and this allows us to use snowball in PostgreSQL (which\nis als... |
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{
"msg_contents": "I got interested in why trivial window functions looked really slow,\nwhen using this example in the regression database:\n\nregression=# explain analyze select *, row_number() over (order by unique2) from tenk1;\n QUERY PLAN ... |
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{
"msg_contents": "Hi all:\n\nI’ve found a bug about hstore, example below:\n\n \n\nCREATE TABLE temp_table (\n\n dcp smallint,\n\n atext hstore\n\n);\n\nCOPY temp_table (dcp, atext) FROM stdin;\n\n800 \"\"=>NULL\n\n\\.\n\n \n\nThen do the sql twice below :\n\nSelect * from temp_table;\n\n \n\nPg(vers... |
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{
"msg_contents": "I think I see the reason for the recent report of $SUBJECT.\nStarting with a client_encoding different from server_encoding,\nchange it to something else and then roll back, for example\n\nu8=# show server_encoding ;\n server_encoding \n-----------------\n UTF8\n(1 row)\n\nu8=# set client_enc... |
[
{
"msg_contents": "Considering the following sequence:\n create table t(a int primary key);\n alter table t drop constraint t_pkey;\n insert into t values(null);\n ERROR: null value in column \"a\" violates not-null constraint\n\nMy question is, why \"null\" is not allowed to be inserted after prim... |
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{
"msg_contents": "Bug #4694\n(http://archives.postgresql.org/message-id/200903050848.n258mVgm046178@wwwmaster.postgresql.org)\nshows a very strange behaviour on windows when you use a different case PATH\n\n From what I can tell, this is because dir_strcmp() is case sensitive,\nbut paths on windows are really ... |
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{
"msg_contents": "The sgml doc mentions about HeapTupleSatisfiesNow() but currently we\nhave HeapTupleSatisfiesVisibility() instead.\n\nRegards,\n\ndiff --git a/doc/src/sgml/pgstattuple.sgml b/doc/src/sgml/pgstattuple.sgml\nindex 821f631..0bba5fe 100644\n--- a/doc/src/sgml/pgstattuple.sgml\n+++ b/doc/src/sgml/... |
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{
"msg_contents": "Hello, \n \nI am learning how to hack PostgreSQL, but it is still so difficult in fact, I am a novice! \n \nI am trying to change syntax of postgresql (for my project). I access to gram.y, I add the changes but I still receive message error (syntax error at near …). \n \nIs that only chang... |
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{
"msg_contents": "Hi,\n\nI'm implementing \"global index\" - an index that indexes all tables in\nan inheritance hierarchy. For complete feature description, please\nrefer README.user.\n\nAttached zip contents:\n1. README.user: features and limitations from user perspective\n2. README.dev: design and implement... |
[
{
"msg_contents": "Consider two tables foo(x int not null) and bar (x int).\n\nI fire the sql\nSQL1: alter table bar inherit foo;\n\nAbove sql causes \"ERROR: column \"x\" in child table must be marked NOT NULL\".\nThis looks logically fine to me.\n\nSo, I fire the sql\nSQL2: alter table bar alter column x set... |
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{
"msg_contents": "\nAfter talking to Tom, I have reverted this patch. It does not contain\ndocumentation, and are not properly placed, and was submitted in\nFebruary. I was hoping it would be an easy addition but obviously not\nso please resubmit for 8.5. Sorry.\n\n------------------------------------------... |
[
{
"msg_contents": "Hi Everybody,\n\nI am using postgres 8.3.4 on linux.\nI often use a line like:\n psql -tf query.sql mydatabase > query.out\n\n-t option gets rid of the heading and count\nreport at the bottom. There is a blank line\nat the bottom, however. Is there any way to\nhave psql not give me that bl... |
[
{
"msg_contents": "While investigating some performance problems recently I've had cause\nto think about the way PostgreSQL uses hash joins. So here are a few\nthoughts. Some of these have been brought up before.\n\n1. When the hash is not expected to spill to disk, it preserves the\npathkeys of the outer sid... |
[
{
"msg_contents": "Happened to notice this while looking for something else; the \\ef\ncommand appears to be missing from \\? output. Suggested patch below.\n\n-- \nAndrew (irc:RhodiumToad)",
"msg_date": "Fri, 03 Apr 2009 05:32:00 +0100",
"msg_from": "Andrew Gierth <andrew@tao11.riddles.org.uk>",
"m... |
[
{
"msg_contents": "HI All,\n\nI had gone through advantages of visibilitymap along with discussion on\nthick index. I have a question.\nwhen we have information about visibility of the data, does it make sense to\npropagate values of expression stored in index through various slots of\nexecution tree?\nIt would... |
[
{
"msg_contents": "> While investigating some performance problems recently I've had cause\n> to think about the way PostgreSQL uses hash joins. So here are a few\n> thoughts. Some of these have been brought up before.\n> \n> 1. When the hash is not expected to spill to disk, it preserves the\n> pathkeys of t... |
[
{
"msg_contents": "Hi,\n\nI've noticed a difference in 8.3.7 vs 8.4 (via git branch -r)\nbehaviour\n\n\n8.3\n----\ntestdb=> create table foo (bar bigserial primary key with\n(fillfactor=75));\nNOTICE: CREATE TABLE will create implicit sequence \"foo_bar_seq\" for\nserial column \"foo.bar\"\nNOTICE: CREATE TAB... |
[
{
"msg_contents": "The present implementation of interval_hash() is very carefully designed\nand coded ... to meet the wrong specification :-(. What it should\nbe doing is producing equal hashcodes for values that interval_eq()\nconsiders equal. The error is exhibited in the recent bug report #4748.\n\nAttach... |
[
{
"msg_contents": "So there's a minor issue on Takahiro-san fillfactor-on-toast patch,\nwhich is that it does not hand out the last possible \"kind\" value. This\nis a bits32 field, so at least theoretically on some platforms it will\nbe wider than 32 while on others it will be exactly 32. I'm wondering\nif t... |
[
{
"msg_contents": "Per previous discussion.\n\nhttp://archives.postgresql.org/message-id/8066.1229106059@sss.pgh.pa.us\nhttp://archives.postgresql.org/message-id/603c8f070904021926g92eb55sdfc68141133957c1@mail.gmail.com\n\nI decided on SET DISTINCT rather than SET NDISTINCT for the DDL\ncommand because DISTINCT... |
[
{
"msg_contents": "HI All,\n\nI had gone through advantages of visibilitymap along with discussion on\nthick index. I have a question.\nwhen we have information about visibility of the data, does it make sense to\npropagate values of expression stored in index through various slots of\nexecution tree?\nIt would... |
[
{
"msg_contents": "http://developer.postgresql.org/pgdocs/postgres/monitoring-stats.html\nsays: \"Note: blocks_fetched minus blocks_hit gives the number of\nkernel read() calls issued for the table, index, or database; but the\nactual number of physical reads is usually lower due to kernel-level\nbuffering.\" ... |
[
{
"msg_contents": "I just got rid of the contrib/intarray duplicates of <@ and @>,\nas we discussed here:\nhttp://archives.postgresql.org/message-id/17021.1234474178@sss.pgh.pa.us\n\nWhile I was testing this I realized that I wasn't getting quite the same\nanswers :-(. In particular, it seems that the core ope... |
[
{
"msg_contents": "If there are no objections, I'm going to remove the following items\nfrom the list at\nhttp://wiki.postgresql.org/wiki/PostgreSQL_8.4_Open_Items\n\nfinishing posix_fadvise patch\n\n\tPush to TODO\n\nchange cardinality() for multi-dim arrays?\n\n\tDrop; there's no consensus that this should be... |
[
{
"msg_contents": "hello, \nhere more of details\nI have a set of transaction. Naturally, the transactions execute themselves in competition. But I would want to give to every transaction a priority. Thus the transaction more priority must execute itself in first. \n \nI thought, as first step, to change the... |
[
{
"msg_contents": "Hellow, \n \nI want to be more precis\nI want to change the syntax as follows\nStart Transaction (priority)\n \nI have 03 transactions\nI want to give to every transaction à priority\n \nExample\nTransaction 1\nStart transaction (03) \n………….\nCommit\n \nTransaction 2\nStart transaction (04) \... |
[
{
"msg_contents": "Hellow, \n \nI want to be more precis \nI want to change the syntax as follows \nStart Transaction (priority) \n \nI have 03 transactions \nI want to give to every transaction à priority \n \nExample \nTransaction 1 \nStart transaction (03) \n…………. \nCommit \n \nTransaction 2 \nStart tran... |
[
{
"msg_contents": "I'm a bit unsatisfied with this output because it doesn't tell me the\nplan it used to construct the CTE being scanned.\n\nrhaas=# explain with wumpus as (select * from foo where id < 200)\nselect * from foo f, wumpus c, wumpus u where f.creator_id = c.id and\nf.last_updater_id = u.id;\n ... |
[
{
"msg_contents": "Hi.\nI found a TODO item \"pg_dump Add dumping of comments on index columns\"\nfor large objects.\nand want to write a patch for it.\n\nI examined contrib/lo which offers this functionality.\n\nI have two plans, can anybody give me some advice on these?\n\nPlan A:\n\n (1) Define a new type... |
[
{
"msg_contents": "The MSVC++ build system is a little lacking in it's ability to build\nagainst different versions of Perl and TCL. The attached patch doesn't\nfix that (unfortunately), but does update the hard-coded library names\nso we can use Perl 5.10 and TCL 8.5 with PG 8.4.\n\n-- \nDave Page\nEnterpriseD... |
[
{
"msg_contents": "Robert Treat reported to me that \\dS tab completion was not working in\nCVS HEAD. I have adjusted the code to handle this and be more flexible\nabout \\d modifiers.\n\n-- \n Bruce Momjian <bruce@momjian.us> http://momjian.us\n EnterpriseDB http://enterp... |
[
{
"msg_contents": "The Windows installation service uses pg_ctl to perform the network\nstart-up operation.\nThis program starts up the postmaster and exits.\nThe net effect of performing the operation in this manner is that the\nWindows service manager sees the service as \"not running\" a few minutes\nafter t... |
[
{
"msg_contents": "It appears that I need to put together a custom parser for tsearch2. \nThe description here:\n \nhttp://www.postgresql.org/docs/8.3/interactive/textsearch-parsers.html\n \nmakes it sound as though the default can be replaced, but I haven't\nfound any documentation of the API. Tom's post here... |
[
{
"msg_contents": "Hi,\n\nSome time ago I noticed that in postmaster.c there's a corner case which\nprobably causes postmaster to exit in out-of-memory condition. See\nBackendStartup, near the bottom, there's a call to DLNewElem(). The\nproblem is that this function calls palloc() and thus can elog(ERROR) on\... |
[
{
"msg_contents": "I wrote:\n> Bruce suggested what seemed like an excellent idea, which is to make\n> this self-documenting using the new default-arguments feature ---\n> it'll look something like this in \\df:\n\n> List of functions\n> Schema | Name | Result data type | ... |
[
{
"msg_contents": "Back before 8.2 came out, I posted:\n\n> Any view over the full timezone names should also include the\n> corresponding data from zone.tab in the timezone library source.\n\nI got no meaningful response to this (Tom responded with an erroneous\nstatement and ignored my explanation of his mist... |
[
{
"msg_contents": "As of this evening there is nothing left on the 8.4 open-items list that\nlooks like a beta blocker:\nhttp://wiki.postgresql.org/wiki/PostgreSQL_8.4_Open_Items\n\nWe certainly have some bugs there, but nothing that seems to require\nanother initdb to fix or that would really get in the way of... |
[
{
"msg_contents": "So, the reason I started the thread about postmaster dying on OOM is\nthat somebody asked me on IM what could have caused a backend to die\nwith this backtrace:\n\nlibc.so.1`_ndoprnt+0x14()\nlibc.so.1`fprintf+0x11d()\nAllocSetStats+0x15d()\nMemoryContextStatsInternal+0x1c()\nMemoryContextStat... |
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