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PostgreSQL > pgsql-hackers > May 1998

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150 discussions - 618 posts

  • I have seen a few patches fly by on the list, but when I checked the last snapshot was dated May 4th. Unhappily, CVSup is not working for me right now. Is there a later snapshot, or should I just ...
    David GouldDavid Gould
    May 22, 1998 at 7:33 am
    Jul 20, 1998 at 8:21 pm
  • OK, thanks to Tom Lane's many patches, I have query cancel working on my machine. However, it is not working with Unix domain sockets. I get: Cannot send cancel request: PQrequestCancel() -- couldn't ...
    Bruce MomjianBruce Momjian
    May 18, 1998 at 4:27 pm
    May 31, 1998 at 8:45 am
  • I think soon people are going to start calling me Mr. Big...Tables... I have a big table. 40M rows. On the disk, it's size is: 2,090,369,024 bytes. So 2 gigs. On a 9 gig drive I can't sort this ...
    Michael RichardsMichael Richards
    May 15, 1998 at 11:09 pm
    May 22, 1998 at 2:24 pm
  • Would people tell me what platforms do NOT support the MAP_ANON flag to the mmap() system call? You should find it in the mmap() manual page. *BSD has it, but I am not sure of the others. I am ...
    Bruce MomjianBruce Momjian
    May 11, 1998 at 1:17 pm
    May 31, 1998 at 4:49 am
  • Hi all, I see that PostgreSQL mainly gives error messages in English, I see also that in some cases there's the possibility to configure it to give messages in other languages like global.c that may ...
    Jose' Soares Da SilvaJose' Soares Da Silva
    May 22, 1998 at 9:09 am
    May 27, 1998 at 10:05 am
  • Sure. I just know that the reduction from 0.28 to 0.08 was performed one 0.01 at a time. See the MemSet() macro. I am sure you will hate it too, but it did reduce the number of calls to memset() and ...
    Bruce MomjianBruce Momjian
    May 8, 1998 at 5:31 pm
    May 12, 1998 at 9:32 pm
  • I've noticed there are no less then 10^10 regex implementations. Is there a standard? Does ANSI have a regexp standard, or is there a regex standard in the ANSI SQL spec? What do we use? Personally, ...
    Brett McCormickBrett McCormick
    May 31, 1998 at 7:28 am
    Jun 30, 1998 at 1:28 am
  • The say the connect statement has to have the following form: CONNECT TO <SQL-server [AS <connection name ] [USER <user name ] It is implementation dependant how to get database name, server name ...
    Michael MeskesMichael Meskes
    May 7, 1998 at 11:10 am
    May 8, 1998 at 11:53 am
  • Yeah, that is what I'm worried about too... - Tom (the other "tgl")
    Thomas G. LockhartThomas G. Lockhart
    May 20, 1998 at 2:57 pm
    Jul 12, 1998 at 10:33 pm
  • Hi all, I think that PostgreSQL money type should be very useful if we could remove the dollar sign. We can't use it with Lira/Peseta/Mark etc. In europe now we have Euro. If we remove the $ it will ...
    Jose' Soares Da SilvaJose' Soares Da Silva
    May 11, 1998 at 1:12 pm
    May 13, 1998 at 3:51 pm
  • OK to send an e-mail to pgsql-hackers@postgresql.org?
    ListList
    May 4, 1998 at 10:22 pm
    May 13, 1998 at 1:08 am
  • 12

    CVSup

    Hi, I don't understand the problem CVSup is intended to solve given that CVS allows remote access to the repository using standard cvs commands. Is there a specific reason why we can't/don't have ...
    Maurice GittensMaurice Gittens
    May 1, 1998 at 6:38 am
    May 1, 1998 at 3:48 pm
  • Sending this to the hackers list to see if anyone knows anything about it. One of our developers had the problem too, but I thought it was fixed. -- Bruce Momjian | 830 Blythe Avenue ...
    Bruce MomjianBruce Momjian
    May 4, 1998 at 2:00 am
    May 4, 1998 at 9:17 pm
  • It appears that compiling with Kerberos 5 support turned on against MIT Kerberos 1.0.5 produces some breakage. Anyone seen this? (I'm keen to use Kerberos 5 as its a deployed company wide and Sybase ...
    Matthew N. DoddMatthew N. Dodd
    May 18, 1998 at 7:48 pm
    May 21, 1998 at 7:45 am
  • (moved to hackers list) No, neither bpchar nor varchar are guaranteed to be null terminated. Yes, you will need to allocate (palloc()) local memory for this. Your pgstrcmp() macros are not ...
    Thomas G. LockhartThomas G. Lockhart
    May 15, 1998 at 1:14 pm
    May 19, 1998 at 2:33 am
  • I've committed changes to allow more automatic type conversion. Lots of files were touched, mostly in backend/parser/. The new code tries to do the right thing for conversions, and does handle cases ...
    Thomas G. LockhartThomas G. Lockhart
    May 10, 1998 at 12:10 am
    May 11, 1998 at 6:59 pm
  • Hi all, I think there's an error on pg_dump, my environment is: Lynux 2.0.33 PostgreSQL 6.3 1) ----VARCHAR(-50)------------------------------------------ I created a table as: CREATE TABLE utente ( ...
    Jose' Soares Da SilvaJose' Soares Da Silva
    May 19, 1998 at 11:08 am
    Jun 20, 1998 at 3:01 am
  • -- Bruce Momjian | 830 Blythe Avenue maillist@candle.pha.pa.us | Drexel Hill, Pennsylvania 19026 + If your life is a hard drive, | (610) 353-9879(w) + Christ can be your backup. | (610) 853-3000(h)
    Bruce MomjianBruce Momjian
    May 26, 1998 at 9:30 pm
    Jun 1, 1998 at 9:32 pm
  • I know that custom types account for a portion of overhead, and I'm not by any means advocating their removal. I also know that the efficiency of postgres has improved greatly since the early days, ...
    Brett McCormickBrett McCormick
    May 31, 1998 at 7:21 am
    May 31, 1998 at 11:38 pm
  • Also, the table was very small, with two ints, a char(10), and a varchar(50), so PostgreSQL was processing most of the 177MB of data in terms of having to read most of each block. -- Bruce Momjian | ...
    Bruce MomjianBruce Momjian
    May 14, 1998 at 2:58 pm
    May 29, 1998 at 5:29 pm
  • A while ago we agreed to use DB names like the JDBC standard: <protocol :postgresql:\\<server [:port]\dbname[?<option ] Before I start working on libpq I would like to know which protocols it should ...
    Michael MeskesMichael Meskes
    May 25, 1998 at 2:28 pm
    May 28, 1998 at 8:04 am
  • I've just committed a bunch of patches, mostly to help with parsing and type conversion. The quick summary: 1) The UNION construct will now try to coerce types across each UNION clause. At the ...
    Thomas G. LockhartThomas G. Lockhart
    May 29, 1998 at 2:23 pm
    Jun 2, 1998 at 5:55 am
  • Nice to know that PostgreSQL is used by greatest ISP in Russia :) Vadim
    Vadim MikheevVadim Mikheev
    May 26, 1998 at 6:14 pm
    Jul 19, 1998 at 11:40 am
  • Hi, is there a way to get a specific release out of the repository? Say I want to get 6.3.2 from the repository, or 6.2, how would I proceed? Maarten ...
    Maarten BoekholdMaarten Boekhold
    May 30, 1998 at 4:30 pm
    May 31, 1998 at 5:38 pm
  • Someone was complaining about sequential scan speed, so I decided to run a test. I have run the test by performing a total read-through of a 177MB table. This exceeds all my cache sizes by over two ...
    Bruce MomjianBruce Momjian
    May 14, 1998 at 4:50 am
    May 27, 1998 at 8:13 am
  • Error messages in a system table. That is cool, and would be very easy to add/maintain. Would have to be loaded into C variables for use, however. -- Bruce Momjian | 830 Blythe Avenue ...
    Bruce MomjianBruce Momjian
    May 26, 1998 at 4:09 pm
    May 26, 1998 at 8:49 pm
  • I've decided to make two separate patches, a "communication" patch to clean up the fe-be communication (to be submitted for inclusion) and then a separate SSL patch. this is good because, if approved ...
    Brett McCormickBrett McCormick
    May 29, 1998 at 3:12 am
    May 29, 1998 at 3:07 pm
  • Hi. I have a suggestion. I would be interested in implementing it if ppl think it is a good idea. Why not have a default location where postgres writes its log files. The current way of doing it ...
    Michael RichardsMichael Richards
    May 4, 1998 at 12:31 am
    May 5, 1998 at 8:28 pm
  • update mempayment set paywho = 'icvproxy' from do_addpayment where dappays eq = payseqid; NOTICE: Non-functional update, only first update is performed UPDATE 31 more than one update was indeed ...
    Brett McCormickSBrett McCormickS
    May 6, 1998 at 6:07 am
    Jun 16, 1998 at 10:00 pm
  • I just downloaded an tried mpsql (see http://www.troubador.com/~keidav/index.html) and I have to say I like it. It's like a graphical version of psql. In fact it is modelled after Oracle's SQL ...
    Michael MeskesMichael Meskes
    May 29, 1998 at 1:07 pm
    Jun 3, 1998 at 8:46 am
  • Got no reply on "questions". Someone here may want to know this... I think I may have uncovered an error in the parser. The following is the simplest example that shows the problem. Maybe a counter ...
    Chris AlbertsonChris Albertson
    May 21, 1998 at 10:39 pm
    May 31, 1998 at 5:30 am
  • I'm rewriting my SSL for patch so it's a little less messy, and I've come across something interesting. What I've done is replaced Pfin,Pfout and Pfdebug with a struct called PGcomm. pqcomm.c had ...
    Brett McCormickBrett McCormick
    May 27, 1998 at 11:04 pm
    May 30, 1998 at 4:00 am
  • Was looking through the new docs and noticed that the example for creating a database in an alternate location has trouble: $ mkdir private_db $ initlocation ~/private_db Creating Postgres database ...
    Thomas G. LockhartThomas G. Lockhart
    May 15, 1998 at 1:39 pm
    May 18, 1998 at 1:03 pm
  • This was an unexpected difference between these two types and I wonder if it was meant to be this way. Previously, a char8 field with the string 'abc' would return 'abc' as expected. Now, with ...
    D'Arcy J.M. CainD'Arcy J.M. Cain
    May 14, 1998 at 2:40 pm
    May 14, 1998 at 5:12 pm
  • BLAH BLAH BLAH BLAH It seems that no fileter will make us truly immune from SPAM, so for better or worse, here is my proposed spam-hunter (tm) clause: Purpose of the mailing list The primary purpose ...
    OcieOcie
    May 8, 1998 at 9:23 pm
    May 8, 1998 at 10:41 pm
  • I am (not) finding a missing file src/interfaces/libpq/fe-print.c in the current CVSup'd cvs source tree, and psql is having trouble building because it is missing PQprint(). I assume they are ...
    Thomas G. LockhartThomas G. Lockhart
    May 7, 1998 at 1:29 pm
    May 7, 1998 at 4:18 pm
  • About a month ago I wrote I was a little startled to discover that pg_listen already exists (it's not documented!). But the way things are currently set up, the callbacks specified by pg_listen are ...
    Tom LaneTom Lane
    May 21, 1998 at 11:13 pm
    May 26, 1998 at 11:24 pm
  • Hi all, Can anybody pinpoint where is wrong on lo_write(and possibly lo_read)? I tried to lo_import(and lo_write) few MegaBytes of data with large_object but it was painfully SLOW! So I simplified ...
    Park, Chul-SuPark, Chul-Su
    May 21, 1998 at 9:05 am
    May 21, 1998 at 9:14 pm
  • I suspect that it is only going to be the MS Access 97 users that are going to suffer from this weakness in the backend. I believe Access is trying to optimize somehow by breaking a single multi-join ...
    David HartwigDavid Hartwig
    May 11, 1998 at 7:45 pm
    May 15, 1998 at 2:01 pm
  • Yes. The problem is that afaik there is no variable-width exact numeric package available. BCD arithmetic could work if a package were available. The GNU extended precision package looks interesting, ...
    Thomas G. LockhartThomas G. Lockhart
    May 12, 1998 at 5:14 am
    May 13, 1998 at 6:05 pm
  • I've just finished working on the type conversion algorithms so understand the current "atttypmod" field a bit better, but have not decided how to extend it to multiple fields. devide it into two 16 ...
    Andreas ZeugswetterAndreas Zeugswetter
    May 12, 1998 at 1:16 pm
    May 12, 1998 at 5:01 pm
  • I had t add a #include <sys/time.h to get fe-misc.c to compile on my Debian GNU/Linux 2.0 machine. Michael -- Dr. Michael Meskes, Project-Manager | topsystem Systemhaus GmbH meskes@topsystem.de | ...
    Michael MeskesMichael Meskes
    May 8, 1998 at 10:16 am
    May 8, 1998 at 5:41 pm
  • We were under the impression that the 6.3 resolved the index corruption issue with regard to large tables(BTP_CHAIN). The problem still exist and our table indices are still corrupting every night. ...
    AlieAlie
    May 4, 1998 at 10:39 pm
    May 5, 1998 at 8:30 pm
  • If I change a file in my working copy of the cvs tree, is there a way to discard my changes and re-sync with the main tree, short of removing the files I have changed, or making a diff and patching ...
    Bruce MomjianBruce Momjian
    May 4, 1998 at 4:03 am
    May 4, 1998 at 3:49 pm
  • I am testing a patch for removing exec() and using just fork(). I will post it to the hackers list for review, if that is OK. Should be only a few hundred lines. -- Bruce Momjian | 830 Blythe Avenue ...
    Bruce MomjianBruce Momjian
    May 28, 1998 at 1:30 am
    May 28, 1998 at 9:43 am
  • Quick note... Just to say that I found a bug in postgres 6.3.2 that I just this minute downloaded from the ftp site... It doesn't compile under AIX 4.2.1 with the latest C for AIX ver 3.1.4 It's only ...
    Hamish N MarsonHamish N Marson
    May 20, 1998 at 8:54 pm
    May 22, 1998 at 5:27 am
  • Hmm. I was hoping to do something in the backend to allow data types like numeric(p,s) which take multiple qualifying arguments (in this case, precision and scale). One possibility was to shoehorn ...
    Thomas G. LockhartThomas G. Lockhart
    May 20, 1998 at 1:03 am
    May 20, 1998 at 2:07 pm
  • It just occurred to me, while browsing through the last hacker's digest, that OOB might be more trouble than it's worth. What about having the Postmaster listen on a second socket as an alternative? ...
    Brandon IbachBrandon Ibach
    May 19, 1998 at 3:57 am
    May 19, 1998 at 2:36 pm
  • INTERNET WIRE: http://www.internetwire.com "Connecting Business to the World" NOTE: List instructions and contact information at the end of this email. To Get Full-Text Stories, click on the link ...
    Internet WireInternet Wire
    May 14, 1998 at 9:59 pm
    May 18, 1998 at 9:27 pm
  • Someone posted a (readonly) benchtest of mmap vs read/write I/O using the following code: for (off = 0; 1; off += MMAP_SIZE) { addr = mmap(0, MMAP_SIZE, PROT_READ, 0, fd, off); assert(addr != NULL); ...
    Huw RogersHuw Rogers
    May 15, 1998 at 8:20 pm
    May 15, 1998 at 10:49 pm
May 1998
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Bruce Momjian: 118 posts The Hermit Hacker: 62 posts Thomas G. Lockhart: 51 posts Tom Lane: 46 posts David Gould: 43 posts Michael Meskes: 25 posts Jackson, DeJuan: 24 posts Andreas Zeugswetter: 19 posts Brett McCormick: 16 posts Ocie: 14 posts Tom Ivar Helbekkmo: 14 posts Jose' Soares Da Silva: 12 posts Peter T Mount: 11 posts Maurice Gittens: 10 posts Tatsuo Ishii: 10 posts Peter Mount: 8 posts D'Arcy J.M. Cain: 6 posts Matthew N. Dodd: 6 posts Michael Richards: 6 posts Michal Mosiewicz: 6 posts
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