[HACKERS] contrib/plantuner - enable PostgreSQL planner hints

2009-10-06 Thread Oleg Bartunov
-- Seq Scan on test (cost=100.00..140.00 rows=12 width=4) Filter: (id = 1) (2 rows) Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astrone

[HACKERS] PgCon 2009 Developer Meeting pictures

2009-09-04 Thread Oleg Bartunov
Hi there, finally, I got time and publish some pictures from PgCon 2009 Developer Meeting. You can find them on flickr http://www.flickr.com/photos/obartunov/sets/72157621993479833/ Regards, Oleg _ Oleg

Re: [HACKERS] Filtering dictionaries support and unaccent dictionary

2009-08-14 Thread Oleg Bartunov
Thanks, Bruce ! Oleg On Thu, 13 Aug 2009, Bruce Momjian wrote: Peter Eisentraut wrote: On Thursday 13 August 2009 18:07:51 Alvaro Herrera wrote: Oleg Bartunov wrote: Peter, how to write accented characters in sgml ? Is't not allowed to write them as is ? รก for ?, etc. You can&

Re: [HACKERS] Filtering dictionaries support and unaccent dictionary

2009-08-13 Thread Oleg Bartunov
index' """ You should escape the special characters as well as the that appears as part of the example output using character entitities (& etc.). Regards, Oleg _ Oleg Bartunov,

Re: [HACKERS] Filtering dictionaries support and unaccent dictionary

2009-07-29 Thread Oleg Bartunov
On Wed, 29 Jul 2009, Peter Eisentraut wrote: On Tuesday 14 July 2009 22:12:28 Oleg Bartunov wrote: we'd like to introduce filtering dictionaries support for text search and new contrib module unaccent, which provides useful example of filtering dictionary. It finally solves the known pr

[HACKERS] Filtering dictionaries support and unaccent dictionary

2009-07-14 Thread Oleg Bartunov
vides unaccent() functions, which is a simple wrapper on unaccent dictionary. Regards, Oleg PS. I hope it's not late for July commitfest ! _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),

[HACKERS] Prefix support for synonym dictionary

2009-07-14 Thread Oleg Bartunov
('tst','indices'); to_tsquery 'index':* (1 row) =# select 'indexes are very useful'::tsvector @@ to_tsquery('tst','indices'); ?column? -- t (1 row) Regards, Oleg ___

Re: [HACKERS] tsvector extraction patch

2009-07-02 Thread Oleg Bartunov
rows) many thanks, hans Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su, http://ww

Re: [HACKERS] 8.4b2 tsearch2 strange error

2009-06-03 Thread Oleg Bartunov
e case I tested here. I wonder why I can't duplicate it. Can anyone else get the failure? I also can't reproduce the problems reported, except one you just fixed. My system is Linux, locale ru_RU.UTF-8. Regards, Oleg _

Re: [HACKERS] [Snowball-discuss] Snowball release cycle ?

2009-04-01 Thread Oleg Bartunov
Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su, http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83 -- Se

Re: [HACKERS] time to upgrade stemmers ?

2009-03-31 Thread Oleg Bartunov
On Tue, 31 Mar 2009, Tom Lane wrote: Oleg Bartunov writes: How do you think is it right time to upgrade snowball stemmers ? We didn't change them since 2007. Probably you should ask the snowball people. I'm not sure if they have a formal release cycle or not, but if they think t

[HACKERS] time to upgrade stemmers ?

2009-03-31 Thread Oleg Bartunov
Hi there ! How do you think is it right time to upgrade snowball stemmers ? We didn't change them since 2007. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Ster

Re: [HACKERS] 8.4 open items list

2009-03-28 Thread Oleg Bartunov
), which we're testing currently. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su,

[HACKERS] small but useful patches for text search

2009-03-16 Thread Oleg Bartunov
e would like to have your opinion what to do with these patches - leave them for 8.5 or provide them to hackers to review for 8.4. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet

Re: [HACKERS] GIN, partial matches, lossy bitmaps

2009-03-13 Thread Oleg Bartunov
rds, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su, http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83

[HACKERS] duplicated tables

2009-01-23 Thread Oleg Bartunov
| postgres (15 rows) Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su, http

Re: Pluggable Indexes (was Re: [HACKERS] rmgr hooks (v2))

2009-01-22 Thread Oleg Bartunov
Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: o...@sai.msu.su, http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)9

Re: [HACKERS] Pluggable Indexes

2009-01-21 Thread Oleg Bartunov
h (for example, WAL spamming) I think we can apply it. Other question, why don't improve GiST to allow support of more indexes ? bitmap indexes could be implemented usin g GiST. Regards, Oleg _____ Oleg Bar

Re: [HACKERS] syntax for reaching into records, specifically ts_stat results

2008-12-09 Thread Oleg Bartunov
S NULL ON NULL INPUT IMMUTABLE; use it like select id, (ts_stat(fts)).* from apod where id=1; Oleg On Tue, 9 Dec 2008, Oleg Bartunov wrote: On Tue, 9 Dec 2008, Dan Chak wrote: Oleg, This syntax works fine until I also want to get the "sentence_id" column in there as well, so that

Re: [HACKERS] syntax for reaching into records, specifically ts_stat results

2008-12-09 Thread Oleg Bartunov
to run ts_stat separately on multiple tsvectors as I'm doing below. Is there some generic record access syntax that I can use? write function Thanks, Dan On Dec 9, 2008, at 3:04 PM, Oleg Bartunov wrote: try select * from ts_stat() btw, performance of ts_stat() was greatly impro

Re: [HACKERS] syntax for reaching into records, specifically ts_stat results

2008-12-09 Thread Oleg Bartunov
issing FROM-clause entry for table "stat"'. If I say foo.stat.word, I get 'ERROR: schema "foo" does not exist'. Any ideas on how to get into these records with resorting to text parsing? Thanks, Dan Regards, Oleg

[HACKERS] B-Tree emulation for GIN - some numbers

2008-11-19 Thread Oleg Bartunov
=0.00..96821.54 rows=3043 width=12) (actual time=0.040..26.847 rows=7653 loops=1) Index Cond: (fts @@ to_tsquery('river'::text)) Filter: ((lat < 20::double precision) AND (lat > 10::double precision)) Total runtime: 29.543 ms (4 rows) Time: 30.005 ms Regards, Ol

Re: [HACKERS] [PATCHES] updated hash functions for postgresql v1

2008-11-04 Thread Oleg Bartunov
rformance for this stupid metric. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http

[HACKERS] chinese parser for text search !

2008-11-01 Thread Oleg Bartunov
ately, we unable to verify this parser, so I'm asking about help. We need usual extensive testing (memory leaking, portability, etc), regression test and patch for documentation. Regards, Oleg _ Oleg Bartunov

Re: [HACKERS] Ad-hoc table type?

2008-09-28 Thread Oleg Bartunov
gy to the web guys. Being able to insert arbitrary named values, and extracting them similarly, IMHO works "better" and more naturally than some external aggregate system built on a column. I know it is a little "outside the box" thinking, what do you think? Regards,

Re: [HACKERS] postgres adoption in india suffers setback

2008-09-16 Thread Oleg Bartunov
, but screamy pug-dog (here it's associated with MySQL:) Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Int

Re: [HACKERS] any psql static binary for iphone ?

2008-08-18 Thread Oleg Bartunov
Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83 -- Sent via pgsql-

[HACKERS] any psql static binary for iphone ?

2008-08-17 Thread Oleg Bartunov
Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495

Re: [HACKERS] [GENERAL] Fragments in tsearch2 headline

2008-07-23 Thread Oleg Bartunov
to be more reasonable. Any thoughts? I think we should not change default value because it could change behaviour of existing applications. I'm not sure if it'd be useful and possible to define default values in CREATE TEXT SEARCH PARSER -Sushant. On Wed, Jul 23, 2008 at 7:44 AM, Oleg Bartun

Re: [HACKERS] [GENERAL] Fragments in tsearch2 headline

2008-07-23 Thread Oleg Bartunov
f any other changes that are needed. Looks like ready to commit, but documentation is needed. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical I

Re: [HACKERS] phrase search

2008-07-19 Thread Oleg Bartunov
||, !!), rewrite subsystem etc. But new operation/types specially designed for phrase search makes needing to make that work again. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of Astro

Re: [HACKERS] [GENERAL] Fragments in tsearch2 headline

2008-07-16 Thread Oleg Bartunov
answer is to ignore ShortWord parameter but let me know if the answer is any different. ShortWord is about headline text, it doesn't affects words in query, so you can't discard them from query. -Sushant. On Thu, 2008-07-17 at 02:53 +0400, Oleg Bartunov wrote: Sushant, first, pleas

Re: [HACKERS] [GENERAL] Fragments in tsearch2 headline

2008-07-16 Thread Oleg Bartunov
D] WWW: http://www.sigaev.ru/ Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTEC

Re: [HACKERS] gsoc, text search selectivity and dllist enhancments

2008-07-14 Thread Oleg Bartunov
e Webmail/0.1 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit On Mon, 14 Jul 2008 11:47:17 +0400 (MSD), Oleg Bartunov <[EMAIL PROTECTED]> wrote: On Mon, 14 Jul 2008, Tom Lane wrote: Alvaro Herrera <[EMAIL PROTECTED]> writes: Tom Lane wrote

Re: [HACKERS] gsoc, text search selectivity and dllist enhancments

2008-07-14 Thread Oleg Bartunov
to adding CHECK_FOR_INTERRUPTS there, I'm just questioning the value.) regards, tom lane Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Ster

Re: [HACKERS] gsoc, text search selectivity and dllist enhancments

2008-07-10 Thread Oleg Bartunov
cal sample size. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.

Re: [HACKERS] [PATCHES] Multi-column GIN

2008-07-04 Thread Oleg Bartunov
39 Mb538 Mb Speed: *1.885* ms4.994 ms Index: ~340 s~200 s Insert: 72 s/166 s/1 Well, another reason is a index feature-completeness Regards, Oleg _ Oleg Bartunov, Research Scie

Re: [HACKERS] XML index support

2008-06-27 Thread Oleg Bartunov
e would be also useful. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su

Re: [HACKERS] How to Sponsor a Feature

2008-06-15 Thread Oleg Bartunov
*sponsor* it. I don't think this addresses the issues brought up at the meeting. Peter is right. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomi

Re: [HACKERS] Case-Insensitve Text Comparison

2008-06-01 Thread Oleg Bartunov
On Sun, 1 Jun 2008, David E. Wheeler wrote: On Jun 1, 2008, at 22:21, Oleg Bartunov wrote: David, we wrote contrib module (mchar) for one customer, which ports its application from mssql to postgres. It does case-insensitive comparison for new data type 'mchar' and linked wi

Re: [HACKERS] Case-Insensitve Text Comparison

2008-06-01 Thread Oleg Bartunov
l#6cc4c8b0d5be7ce1ac4b600ace7817f5 http://www.icu-project.org/apiref/icu4c/unorm_8h.html#991e0fe6f0d062dd6e8e924517f3f437 I don't really know C, but if that's stuff there, can't we take advantage of it for proper case-insensitive comparisons (and conversions)? Thanks, David

Re: [HACKERS] Problem with site doc search

2008-04-15 Thread Oleg Bartunov
, but I'd guess that's the one thing none of us have much of. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia

Re: [HACKERS] Problem with site doc search

2008-04-15 Thread Oleg Bartunov
risedb.com Mail sent from my BlackLaptop device -- Bruce Momjian <[EMAIL PROTECTED]>http://momjian.us EnterpriseDB http://enterprisedb.com + If your life is a hard drive, Christ can be your backup. + Regards, Oleg

Re: [HACKERS] Index AM change proposals, redux

2008-04-11 Thread Oleg Bartunov
On Fri, 11 Apr 2008, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: Slightly offtopic. How to get benefit on tuple level ? For example, we mark GiST tsearch index as lossy, while for not very big documents it's actually exact and we could save a lot not rechecking them.

Re: [HACKERS] Index AM change proposals, redux

2008-04-11 Thread Oleg Bartunov
query->size; i++) if (item[i].type == QI_VAL) Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia I

Re: [HACKERS] Need Mentors for Google Summer of Code!

2008-03-18 Thread Oleg Bartunov
On Tue, 18 Mar 2008, Jan Urbaski wrote: Oleg Bartunov wrote: Josh, I'm interested in selectivity functions for FTS, proposed by Jan Urbaski. In case there will be no available mentors for him, I'd work with him. Oleg Thanks! Today I'll post a more detailed plan on -hackers e

Re: [HACKERS] Need Mentors for Google Summer of Code!

2008-03-18 Thread Oleg Bartunov
donate Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +00

Re: [HACKERS] Ideas input sought for this year's SOC page

2008-03-12 Thread Oleg Bartunov
/TODO) can be good gSOC project, for example, research on picksplit algorithm for intarray, ltree, text search. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg

Re: [HACKERS] Include Lists for Text Search

2008-03-09 Thread Oleg Bartunov
ttle middleware would help implement this, and CaseSensitive too. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Inter

Re: [HACKERS] Google Summer of Code 2008

2008-03-08 Thread Oleg Bartunov
queries depending on the terms occurency. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sa

Re: [HACKERS] Google Summer of Code 2008

2008-03-08 Thread Oleg Bartunov
On Sat, 8 Mar 2008, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: On Sat, 8 Mar 2008, Jan Urbaski wrote: I have a feeling that in many cases identifying the top 50 to 300 lexemes would be enough to talk about text search selectivity with a degree of confidence. At le

Re: [HACKERS] Google Summer of Code 2008

2008-03-08 Thread Oleg Bartunov
On Sat, 8 Mar 2008, Jan Urbaski wrote: Oleg Bartunov wrote: Jan, the problem is known and well requested. From your promotion it's not clear what's an idea ? Tom Lane wrote: =?UTF-8?B?SmFuIFVyYmHFhHNraQ==?= <[EMAIL PROTECTED]> writes: 2. Implement better selectivity estimat

Re: [HACKERS] Google Summer of Code 2008

2008-03-04 Thread Oleg Bartunov
an Urbanski Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~me

Re: [HACKERS] Full-text search default vs specified configuration

2008-02-22 Thread Oleg Bartunov
ssage out: "always specify the config or never specify the config". Probably, just stress this in documentation. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),

Re: [HACKERS] Problem with site doc search

2008-02-07 Thread Oleg Bartunov
this? Pinging you just so that we do not forget it in the heap of mails in our inboxes. Best regards, On Feb 3, 2008 8:40 AM, Magnus Hagander <[EMAIL PROTECTED]> wrote: Oleg Bartunov wrote: On Sat, 2 Feb 2008, Gurjeet Singh wrote: Hi All, I just noticed a minor bug in our sea

Re: [HACKERS] Problem with site doc search

2008-02-02 Thread Oleg Bartunov
gards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(49

Re: [HACKERS] Simple row serialization?

2008-01-26 Thread Oleg Bartunov
"gmane.comp.db.postgresql.devel.general" is incorrect. I'll find a more suitable list. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astron

Re: [HACKERS] proposal: generic function, constructor function

2008-01-19 Thread Oleg Bartunov
subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternb

Re: [HACKERS] Benchmark for GiST index?

2007-12-20 Thread Oleg Bartunov
Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83 ---

Re: [HACKERS] Board for developers

2007-12-18 Thread Oleg Bartunov
On Mon, 17 Dec 2007, Merlin Moncure wrote: On Dec 17, 2007 3:23 PM, Heikki Linnakangas <[EMAIL PROTECTED]> wrote: Oleg Bartunov wrote: On Mon, 17 Dec 2007, Magnus Hagander wrote: just interested do we have a place where developers could post their availability for contract work

Re: [HACKERS] Board for developers

2007-12-17 Thread Oleg Bartunov
Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83 ---(end of

[HACKERS] Board for developers

2007-12-17 Thread Oleg Bartunov
where, so companies could evaluate it. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROT

[HACKERS] little correction

2007-12-12 Thread Oleg Bartunov
ALTER MAPPING FOR asciiword, asciihword, hword_asciipart WITH thesaurus_simple; since configuration russian already exists. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru

Re: [HACKERS] Release Note Changes

2007-12-10 Thread Oleg Bartunov
ation. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +00

Re: [HACKERS] Open items for 8.3

2007-12-05 Thread Oleg Bartunov
it. Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83

Re: [HACKERS] Simplifying Text Search

2007-11-14 Thread Oleg Bartunov
support the PostgreSQL project by donating at http://www.postgresql.org/about/donate Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Inst

[HACKERS] Re: [PATCHES] a tsearch2 (8.2.4) dictionary that only filters out stopwords

2007-11-14 Thread Oleg Bartunov
On Wed, 14 Nov 2007, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: On Wed, 14 Nov 2007, Tom Lane wrote: Huh? This is just an option for the "simple" dictionary, it's got nothing to do with thesaurus AFAICS. I can assign simple dictionary as a normali

[HACKERS] Re: [PATCHES] a tsearch2 (8.2.4) dictionary that only filters out stopwords

2007-11-14 Thread Oleg Bartunov
On Wed, 14 Nov 2007, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: On Wed, 14 Nov 2007, Tom Lane wrote: One thought that came to mind is that the option name should be just "Accept" not "AcceptAll". To me "All" implies that it would accept

[HACKERS] Re: [PATCHES] a tsearch2 (8.2.4) dictionary that only filters out stopwords

2007-11-14 Thread Oleg Bartunov
On Wed, 14 Nov 2007, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: Let's consider one example - removing accents. In the past I always recommend people to use regex functions before to_tsvector conversion to remove accents, but recently I was noticed that such trick d

[HACKERS] Re: [PATCHES] a tsearch2 (8.2.4) dictionary that only filters out stopwords

2007-11-14 Thread Oleg Bartunov
consider adding a new feature so late in the development cycle, but this seems small enough and useful enough to make an exception. Comments? regards, tom lane Regards, Oleg _____ Oleg B

Re: [HACKERS] fulltext parser strange behave

2007-11-07 Thread Oleg Bartunov
Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +007(495)939-23-83 ---

Re: [HACKERS] BK-Tree Implementation on top of GiST

2007-10-28 Thread Oleg Bartunov
gh Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of

Re: [HACKERS] Ready for beta2?

2007-10-22 Thread Oleg Bartunov
(end of broadcast)--- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match Regards, Oleg __

Re: [HACKERS] full text search in 8.3

2007-10-19 Thread Oleg Bartunov
Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone

Re: [HACKERS] 8.3 full text search docs

2007-10-15 Thread Oleg Bartunov
nd mention in release notes. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.m

Re: [HACKERS] full text search in 8.3

2007-10-11 Thread Oleg Bartunov
On Thu, 11 Oct 2007, andy wrote: Oleg Bartunov wrote: Andy, seems you're a right person for writing migration guide. Oleg On Wed, 10 Oct 2007, andy wrote: Where would be an easy place to find all the renamed functions? My incomplete list: http://www.sai.msu.su/~megera

Re: [HACKERS] full text search in 8.3

2007-10-10 Thread Oleg Bartunov
Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone

Re: [HACKERS] default_text_search_config

2007-10-05 Thread Oleg Bartunov
(end of broadcast)--- TIP 2: Don't 'kill -9' the postmaster Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical In

Re: [HACKERS] tsearch2 documentation done

2007-09-14 Thread Oleg Bartunov
On Fri, 14 Sep 2007, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: On Thu, 13 Sep 2007, Bruce Momjian wrote: I am now satisified with the tsearch2 documentation in SGML and have marked the item as complete for 8.3. what's about examples ? They certainly need updati

Re: [HACKERS] tsearch2 documentation done

2007-09-13 Thread Oleg Bartunov
;tsearch/ts_utils.h" Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83,

Re: [HACKERS] Ts_rank internals

2007-09-11 Thread Oleg Bartunov
comes very simple task. It's possible to eliminate istrue flag, but it's needed to implement algorithm to execute tsquery over continuos part of document, not over whole document. Regards, Oleg _____

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
On Mon, 10 Sep 2007, Tom Lane wrote: Oleg Bartunov <[EMAIL PROTECTED]> writes: On Mon, 10 Sep 2007, Simon Riggs wrote: Can we include that functionality now? This could be realized very easyly using dict_strict, which returns only known words, and mapping contains only this dictiona

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
On Mon, 10 Sep 2007, Simon Riggs wrote: On Mon, 2007-09-10 at 16:35 +0400, Oleg Bartunov wrote: On Mon, 10 Sep 2007, Simon Riggs wrote: On Mon, 2007-09-10 at 16:10 +0400, Oleg Bartunov wrote: On Mon, 10 Sep 2007, Simon Riggs wrote: It seems possible to write your own functions to support

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
own. yes, there is room to improve support of very long posting lists Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russi

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
On Mon, 10 Sep 2007, Simon Riggs wrote: On Mon, 2007-09-10 at 16:10 +0400, Oleg Bartunov wrote: On Mon, 10 Sep 2007, Simon Riggs wrote: It seems possible to write your own functions to support various possibilities with text search. One of the more common thoughts is to have a list of words

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
, so if your mapping contains only one dictionary, this dictionary will control what words to index. While dict_synonym is good for not big list I'd write separate dictionary with fast lookup. Regards, Oleg ____

Re: [HACKERS] Include Lists for Text Search

2007-09-10 Thread Oleg Bartunov
y now? This could be realized very easyly using dict_strict, which returns only known words, and mapping contains only this dictionary. So, feel free to write it and submit. Regards, Oleg _ Oleg Bartunov, Res

Re: [HACKERS] ispell dictionary broken in CVS HEAD ?

2007-09-09 Thread Oleg Bartunov
Hmm, After renewing session I've got working ispell dictionary. I don't remember exactly if such behaviour is what we wanted. Oleg On Sun, 9 Sep 2007, Heikki Linnakangas wrote: Oleg Bartunov wrote: seems something is broken in ispell dictionary (CVS HEAD). event=# CREATE T

Re: [HACKERS] tsearch filenames unlikes special symbols and numbers

2007-09-08 Thread Oleg Bartunov
On Sun, 9 Sep 2007, Oleg Bartunov wrote: Oh, my god, I see we dictate extensions ! STATEMENT: CREATE TEXT SEARCH DICTIONARY en_ispell ( TEMPLATE = ispell, DictFile = englishDict, AffFile = englishAff, StopWords = englishStop

[HACKERS] ispell dictionary broken in CVS HEAD ?

2007-09-08 Thread Oleg Bartunov
xize FROM pg_ts_dict WHERE dict_name = 'ispell_template' ); apod=# select lexize('en_ispell','stars'); lexize {star} Regards, Oleg _ Oleg Bartunov, Research Scienti

Re: [HACKERS] tsearch filenames unlikes special symbols and numbers

2007-09-08 Thread Oleg Bartunov
quot;: No such file or directory Folk, this is too much ! Now, we dictate extensions '.dict, .affix, .stop', what else ? Does it defined by ispell template only, or it's global requirements ? Regards, Oleg ___

Re: [HACKERS] integrated tsearch doesn't work with non utf8 database

2007-09-07 Thread Oleg Bartunov
with thesaurus dictionary, so it certainly needs to be rewritten in C. We left rewriting it for future. access any unnecessary dictionaries. It seems wrong to install dictionaries in databases where they won't work in the first place, but I don't see an easy fix for that. Any comme

Re: [HACKERS] integrated tsearch has different results than tsearch2

2007-09-03 Thread Oleg Bartunov
ll,simple} | simple: {vody}(13 rows) This query returned true in 8.2 and now: postgres=# select to_tsvector('cs','P??li? ?lut? k?? se napil ?lut?vody') @@ to_tsquery('cs','nap?t'); ?column?-- f(1 row) RegardsPavel Stehule Regards,

Re: [HACKERS] tsearch filenames unlikes special symbols and numbers

2007-09-02 Thread Oleg Bartunov
TEXT SEARCH DICTIONARY cz1(TEMPLATE = ispell,DictFile= "csczutf");ERROR: could not open dictionary file"/usr/local/pgsql/share/tsearch_data/csczutf.dict": nen? souborem aniadres??em regardsPavel Stehule Regards, Oleg __

Re: [HACKERS] tsearch2, gin and @@@ operator?

2007-08-30 Thread Oleg Bartunov
tion. Thanks a lot, Regards, Oleg _____ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/ phone: +007(495)939-16-83, +

Re: [HACKERS] Why is there a tsquery data type?

2007-08-30 Thread Oleg Bartunov
e to be parsed over and over again for each row. No, internally the TEXT string would be converted to something the system could deal with for that query, which is probably what 99% of all queries are going to do anyway by calling to_tsquery(). Regards, Oleg ___

[HACKERS] text search function renaming

2007-08-29 Thread Oleg Bartunov
Hi there, I notice, that not all functions were renamed, for example, strip(), setweight(), numnode() Is this intentional ? Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru

Re: [HACKERS] Dictionary chaining and stop words

2007-08-29 Thread Oleg Bartunov
s, but it would be nice to get the API right even though there is some work to do. I can write a patch if no-one objects. Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru)

Re: [HACKERS] Best implementation of PATRICIA

2007-08-25 Thread Oleg Bartunov
for more elegant solution. Or am I totally wrong? Alex. ---(end of broadcast)--- TIP 2: Don't 'kill -9' the postmaster Regards, Oleg _____ Oleg B

Re: [HACKERS] ispell file format

2007-08-22 Thread Oleg Bartunov
. They are available from openoffice.org Regards, Oleg _ Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru), Sternberg Astronomical Institute, Moscow University, Russia Internet: [EMAIL PROTEC

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