Re: [GENERAL] [Off-topic, Meta-question] Problems with psql-general list

2001-10-13 Thread Allan Engelhardt
Tom Lane wrote: > Allan Engelhardt <[EMAIL PROTECTED]> writes: > > 1. Am I the only one who are having problems with the listerver not honouring the >NOMAIL option? > > Marc said yesterday that he'd been forced to rebuild the subscriber list > for pgsql-g

Re: [GENERAL] error codes when running pg_dumpall from a perl script.

2001-10-12 Thread Allan Engelhardt
You'll want to ask on the perl groups, but briefly you get an illegal seek when your command writes to the error file descriptor: % perl -e '`echo hi 1>&2` or warn "Oops: $! $?";' hi Oops: Illegal seek 0 at -e line 1. It's a perl feature, not a bug ;-) Try % man perlop for se

Re: [GENERAL] inet types and LIKE doesn't work as expected

2001-09-20 Thread Allan Engelhardt
Phil Mayers wrote: > Try this: > > hdbdev=> create table ips ( ip inet, ip_txt varchar(15) ); > hdbdev=> insert into ips (ip,ip_txt) values ('192.168.1.1','192.168.1.1'); > hdbdev=> select * from ips where ip like '192.168.1.1'; > ip | ip_txt > + > (0 rows) > > hdbdev=> select * from

[GENERAL] Re: Perfomance decreasing

2001-08-14 Thread Allan Engelhardt
Tom Lane wrote: > >> I'm doing vacuum periodically (once a hour), but perfomance > >> still falls down. > > It sounds to me like you may be running into index growth problems. > VACUUM is presently not good about shrinking indexes. I always enjoy Tom's comments - he is the master of understa

[GENERAL] Re: Would a PostgreSQL database on a DVD be usable?

2001-08-06 Thread Allan Engelhardt
Lee Harr wrote: > > (Is there any good reason for this, btw.? The major vendors [Oracle, SQL > Server, Sybase] support having logfiles (txn, redo, archive) on separate file > systems/devices for reliability and performance.) > > > > My understanding is that you _can_ do this, by shutting down th

[GENERAL] Known problem with HASH index?

2001-07-09 Thread Allan Engelhardt
Is there a known problem with HASH type index in PostgreSQL 7.1.2 4PGDG on Red Hat Linux 7.1 (2.4.2 kernel)? I can't find a lot of documentation, but this is what I observe: [playpen]$ dropdb test; createdb test; psql -f create_table.sql test; psql -c "COPY clients FROM '/tmp/input.txt';" te

[GENERAL] Re: postgres slower than grep?

2001-07-09 Thread Allan Engelhardt
I could only be botherd to try a million lines, but my results from 7.1.2 are below. Basically: 1. I find about 50% database storage overhead in this case. That's not completely silly, considering this is structured data, but seems a little high. I don't know the internal structures well eno