Re: [HACKERS] There is a problem with the download site?

2006-03-10 Thread Jaime Casanova
fixing some typos, sorry is late... > > i am trying to download the windows version since 3 hours ago and just > > get an error page no matters if i try the FTP browser, ftp mirrors or > > bittorrent > > > MOre on this, i was able to download from bittorrent when i manually paste the url and remov

Re: [HACKERS] There is a problem with the download site?

2006-03-10 Thread Jaime Casanova
On 3/11/06, Jaime Casanova <[EMAIL PROTECTED]> wrote: > Hi, > > i am trying to download the windows version since 3 hours ago and just > get an error page no matters if i try the FTP browser, ftp mirrors or > bittorrent > MOre on this, i was able to download from bittorrent when i manually paste t

[HACKERS] There is a problem with the download site?

2006-03-10 Thread Jaime Casanova
Hi, i am trying to download the windows version since 3 hours ago and just get an error page no matters if i try the FTP browser, ftp mirrors or bittorrent -- regards, Jaime Casanova "What they (MySQL) lose in usability, they gain back in benchmarks, and that's all that matters: getting the wron

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
I wrote: > Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: >> samples %symbol name >> 350318533 98.8618 mergepreread >> 9718220.2743 tuplesort_gettuple_common >> 4136740.1167 tuplesort_heap_siftup > I don't have enough memory to really reproduce this, but I've come close > eno

Re: [HACKERS] Proposal for SYNONYMS

2006-03-10 Thread Ragnar
On fös, 2006-03-10 at 16:51 -0500, Tom Lane wrote: > Kris Jurka <[EMAIL PROTECTED]> writes: > > One key difference would be that synonyms track schema updates, like > > adding a column, to the referenced object that a view would not. > > That raises a fairly interesting point, actually. What wou

Re: [HACKERS] Proposal for SYNONYMS

2006-03-10 Thread Tom Lane
Kris Jurka <[EMAIL PROTECTED]> writes: > One key difference would be that synonyms track schema updates, like > adding a column, to the referenced object that a view would not. That raises a fairly interesting point, actually. What would you expect to happen here: CREATE TABLE foo ...;

Re: [HACKERS] Enhanced containment selectivity function

2006-03-10 Thread Bruce Momjian
Matteo Beccati wrote: > Bruce Momjian ha scritto: > > Your patch has been added to the PostgreSQL unapplied patches list at: > > > > http://momjian.postgresql.org/cgi-bin/pgpatches > > > > It will be applied as soon as one of the PostgreSQL committers reviews > > and approves it. > > Great.

Re: [HACKERS] random observations while testing with a 1,8B row

2006-03-10 Thread Luke Lonergan
Stefan, On 3/10/06 12:23 PM, "Stefan Kaltenbrunner" <[EMAIL PROTECTED]> wrote: > wrong(or rather extremely optimistic) the array itself only has two > (redundant) FC-loops(@2GB )to the attached expansion chassis. The array > has 2 active/active controllers (with a failover penalty) with two host

Re: [HACKERS] Proposal for SYNONYMS

2006-03-10 Thread Kris Jurka
On Thu, 9 Mar 2006, Jonah H. Harris wrote: 2) For my comprehension, what's the difference between a SYNONYM and a single-object (possibly updatable) view? Not a whole lot actually. If we had updateable views, I'd suggest that people change their create synonym syntax to create view. One

Re: [HACKERS] random observations while testing with a 1,8B row table

2006-03-10 Thread Stefan Kaltenbrunner
Luke Lonergan wrote: > Stefan, > > On 3/10/06 11:48 AM, "Stefan Kaltenbrunner" <[EMAIL PROTECTED]> wrote: > > >>2 HBAs in the server, 2x2 possible paths to each LUN. >>6 disks for the WAL and 12 disks for the data > > > So - you have 18 disks worth of potential bandwidth, not factoring loss du

Re: [HACKERS] random observations while testing with a 1,8B row table

2006-03-10 Thread Steve Atkins
On Mar 10, 2006, at 11:54 AM, Tom Lane wrote: Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: 3. vacuuming this table - it turned out that VACUUM FULL is completly unusable on a table(which i actually expected before) of this size not only to the locking involved but rather due to a gigan

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: > samples %symbol name > 350318533 98.8618 mergepreread > 9718220.2743 tuplesort_gettuple_common > 4136740.1167 tuplesort_heap_siftup I don't have enough memory to really reproduce this, but I've come close enough that I believe

Re: [HACKERS] random observations while testing with a 1,8B row

2006-03-10 Thread Luke Lonergan
Stefan, On 3/10/06 11:48 AM, "Stefan Kaltenbrunner" <[EMAIL PROTECTED]> wrote: > 2 HBAs in the server, 2x2 possible paths to each LUN. > 6 disks for the WAL and 12 disks for the data So - you have 18 disks worth of potential bandwidth, not factoring loss due to RAID. That's roughly 18 * 60 = 1,

Re: [HACKERS] random observations while testing with a 1,8B row table

2006-03-10 Thread Tom Lane
Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: >>> 3. vacuuming this table - it turned out that VACUUM FULL is completly >>> unusable on a table(which i actually expected before) of this size not >>> only to the locking involved but rather due to a gigantic memory >>> requirement and unbelievable

Re: [HACKERS] random observations while testing with a 1,8B row table

2006-03-10 Thread Stefan Kaltenbrunner
Luke Lonergan wrote: > Stefan, > > On 3/10/06 9:40 AM, "Stefan Kaltenbrunner" <[EMAIL PROTECTED]> wrote: > > >>I will summarize some of the just in case somebody is interested: > > > I am! heh - not surprised :-) > > >>-> table used has 5 integer columns non-indexed during the loads >>-> h

Re: [HACKERS] PostgreSQL Anniversary Summit, Call for Contributions

2006-03-10 Thread Marc G. Fournier
Just curious, but how do ppl come to Canada as tourists from other countries? I don't imagine they need to be "invited" by a Canadian, do they? On Fri, 10 Mar 2006, Josh Berkus wrote: Alvaro, Thanks for the pointers. I'm looking forward to finding somebody who wants to "sponsor" me on t

Re: [HACKERS] [COMMITTERS] pgsql: Remove Christof Petig copyright on include file,

2006-03-10 Thread Darcy Buskermolen
On Friday 10 March 2006 07:53, Bruce Momjian wrote: > Jan Wieck wrote: > > On 3/8/2006 5:31 PM, Bruce Momjian wrote: > > > Alvaro Herrera wrote: > > >> Bruce Momjian wrote: > > >> > Log Message: > > >> > --- > > >> > Remove Christof Petig copyright on include file, per author request. > > >

Re: [HACKERS] random observations while testing with a 1,8B row

2006-03-10 Thread Luke Lonergan
Stefan, On 3/10/06 9:40 AM, "Stefan Kaltenbrunner" <[EMAIL PROTECTED]> wrote: > I will summarize some of the just in case somebody is interested: I am! > -> table used has 5 integer columns non-indexed during the loads > -> hardware is a Dual Opteron 280 with 4 [EMAIL PROTECTED],4GHz and 16GB R

Re: [HACKERS] PostgreSQL Anniversary Summit, Call for Contributions

2006-03-10 Thread Josh Berkus
Alvaro, > Thanks for the pointers. I'm looking forward to finding somebody who > wants to "sponsor" me on this issue ... or maybe get me a passport from > the Holy See. > > > The other "pointy bit" is that the letter of invitation needs to > > indicate the inviter's relationship to the person bei

[HACKERS] random observations while testing with a 1,8B row table

2006-03-10 Thread Stefan Kaltenbrunner
Hi all! During my testing of large work_mem and maintainence_work_mem setting wrt to CREATE INDEX and sorting I encountered a number of things wrt to doing various operations on such a large table (about 106GB on disk with no dead tuples). I will summarize some of the just in case somebody is inte

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
"Zeugswetter Andreas DCP SD" <[EMAIL PROTECTED]> writes: >>> I'll look into it, but I was already wondering if we shouldn't bound >>> the number of tapes somehow. It's a bit hard to believe that 28000 >>> tapes is a sane setting. >> >> Well, since they are not actually tapes, why not? > I wonde

Re: [HACKERS] [COMMITTERS] pgsql: Remove Christof Petig copyright on include

2006-03-10 Thread Jan Wieck
On 3/10/2006 10:53 AM, Bruce Momjian wrote: Jan Wieck wrote: On 3/8/2006 5:31 PM, Bruce Momjian wrote: > Alvaro Herrera wrote: >> Bruce Momjian wrote: >> > Log Message: >> > --- >> > Remove Christof Petig copyright on include file, per author request. >> >> Huh, I thought what he actua

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Zeugswetter Andreas DCP SD
> > I'll look into it, but I was already wondering if we shouldn't bound > > the number of tapes somehow. It's a bit hard to believe that 28000 > > tapes is a sane setting. > > Well, since they are not actually tapes, why not? I wonder what the OS does when we repeatedly open and close those

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: > samples %symbol name > 350318533 98.8618 mergepreread > 9718220.2743 tuplesort_gettuple_common > 4136740.1167 tuplesort_heap_siftup I'm not immediately seeing why mergepreread would have such a problem with lots of tapes. Coul

Re: [HACKERS] [COMMITTERS] pgsql: Remove Christof Petig copyright on include file,

2006-03-10 Thread Bruce Momjian
Jan Wieck wrote: > On 3/8/2006 5:31 PM, Bruce Momjian wrote: > > Alvaro Herrera wrote: > >> Bruce Momjian wrote: > >> > Log Message: > >> > --- > >> > Remove Christof Petig copyright on include file, per author request. > >> > >> Huh, I thought what he actually told was that the file was r

Re: [HACKERS] [COMMITTERS] pgsql: Remove Christof Petig copyright on include

2006-03-10 Thread Jan Wieck
On 3/8/2006 5:31 PM, Bruce Momjian wrote: Alvaro Herrera wrote: Bruce Momjian wrote: > Log Message: > --- > Remove Christof Petig copyright on include file, per author request. Huh, I thought what he actually told was that the file was released under BSD license. Maybe I missed it, but

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
Simon Riggs <[EMAIL PROTECTED]> writes: > On Fri, 2006-03-10 at 09:31 -0500, Tom Lane wrote: >> I'll look into it, but I was already wondering if we shouldn't bound the >> number of tapes somehow. It's a bit hard to believe that 28000 tapes is >> a sane setting. > I thought you had changed the me

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Simon Riggs
On Fri, 2006-03-10 at 09:31 -0500, Tom Lane wrote: > Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: > > LOG: begin index sort: unique = f, workMem = 8024000, randomAccess = f > > LOG: switching to external sort with 28658 tapes: CPU 4.18s/13.96u sec > > elapsed 32.43 sec > > LOG: finished wri

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Stefan Kaltenbrunner
Tom Lane wrote: > Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: > >>LOG: begin index sort: unique = f, workMem = 8024000, randomAccess = f >>LOG: switching to external sort with 28658 tapes: CPU 4.18s/13.96u sec >>elapsed 32.43 sec >>LOG: finished writing run 1 to tape 0: CPU 173.56s/3425.8

Re: [HACKERS] problem with large maintenance_work_mem settings and

2006-03-10 Thread Tom Lane
Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes: > LOG: begin index sort: unique = f, workMem = 8024000, randomAccess = f > LOG: switching to external sort with 28658 tapes: CPU 4.18s/13.96u sec > elapsed 32.43 sec > LOG: finished writing run 1 to tape 0: CPU 173.56s/3425.85u sec elapsed > 381

Re: [HACKERS] Merge algorithms for large numbers of "tapes"

2006-03-10 Thread Zeugswetter Andreas DCP SD
> > > Two pass will create the count of subfiles proportional to: > > > Subfile_count = original_stream_size/sort_memory_buffer_size > > > > > > The merge pass requires (sizeof record * subfile_count) memory. > > > > That is true from an algorithmic perspective. But to make the merge > > effici

Re: [HACKERS] Enhanced containment selectivity function

2006-03-10 Thread Matteo Beccati
Bruce Momjian ha scritto: Your patch has been added to the PostgreSQL unapplied patches list at: http://momjian.postgresql.org/cgi-bin/pgpatches It will be applied as soon as one of the PostgreSQL committers reviews and approves it. Great. I would just like to remind that Tom said:

Re: [HACKERS] Where Can I Find The Code Segment For WAL Control?

2006-03-10 Thread Csaba Nagy
Charlie, I'm currently working on a similar solution (it's true I'm only in the thinking phase). I don't have too much time to spend on it (~few hours per week, on the train during commuting), so it's not progressing too fast... Nevertheless, I would like to do a first proof-of-concept version in

Re: [HACKERS] Updateable views was:(Re: [HACKERS] Proposal for

2006-03-10 Thread Bernd Helmle
--On Freitag, März 10, 2006 09:43:04 + Richard Huxton wrote: I'd certainly be interested in having auto-updatable views in 8.2 - even if it was only for the simplest of cases. If I can be of any help testing etc. let me know. Yeah, that would be cool. I've sent the latest patch to -h

Re: [HACKERS] Updateable views was:(Re: [HACKERS] Proposal for SYNONYMS)

2006-03-10 Thread Richard Huxton
Jaime Casanova wrote: On 3/9/06, Tom Lane <[EMAIL PROTECTED]> wrote: Josh Berkus writes: Eh? I thought that it was just syntatic sugar that was missing. I've built lots of updatable views manually; I don't see what's difficult about it. I think you'll find that corner cases like inserts in

Re: [HACKERS] Proposal for SYNONYMS

2006-03-10 Thread Bernd Helmle
--On Donnerstag, März 09, 2006 17:23:11 -0500 Tom Lane <[EMAIL PROTECTED]> wrote: (BTW, there was some work being done on updatable views, but I think it's stalled. I suspect the reason is that our current rule system is just too odd to support updatable views reasonably. I've been wonderi

[HACKERS] Proposal for updatable views

2006-03-10 Thread Bernd Helmle
Hi folks, Please find attached a patch that implements SQL92-compatible updatable views. The patch introduces new semantics into the rule system: implicit and explicit rules. Implicit rules are created to implement updatable views: _INSERT _NOTHING_INSERT (unconditional DO INSTEAD NOTHING rul

Re: [HACKERS] Coverity Open Source Defect Scan of PostgreSQL

2006-03-10 Thread Martijn van Oosterhout
On Wed, Mar 08, 2006 at 10:34:38PM -0800, Ben Chelf wrote: > On 3/8/06, Josh Berkus wrote: > > >Actually, I thougth that Neil/eDB did this with their copy. Is > > there any way to get a copy of that "training configuration"? > > > Just to jump in on this thread, we can absolutely configure

Re: [HACKERS] Merge algorithms for large numbers of "tapes"

2006-03-10 Thread Martijn van Oosterhout
On Fri, Mar 10, 2006 at 09:57:28AM +0100, Zeugswetter Andreas DCP SD wrote: > > > Two pass will create the count of subfiles proportional to: > > Subfile_count = original_stream_size/sort_memory_buffer_size > > > > The merge pass requires (sizeof record * subfile_count) memory. > > That is true

[HACKERS] Function's final statement must not be a SELECT

2006-03-10 Thread Pavel Stehule
Hello, I want do sql wrap for woid plpgsql function. But void SQL function must not finish SELECT cmd. I don't know any others command which I can use. Can You help me? Thank You Pavel Stehule _ Najdete si svou lasku a nove prate

Re: [HACKERS] Merge algorithms for large numbers of "tapes"

2006-03-10 Thread Zeugswetter Andreas DCP SD
> Two pass will create the count of subfiles proportional to: > Subfile_count = original_stream_size/sort_memory_buffer_size > > The merge pass requires (sizeof record * subfile_count) memory. That is true from an algorithmic perspective. But to make the merge efficient you would need to have en