Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-14 Thread Paul Thomas
On 13/07/2003 20:51 Balazs Wellisch wrote: [snip] > > So, does anyone here have any experience using RH AS and DB 2.1? > > Are RH still selling DB 2.1? I can't find it listed on their web site. > -- Yes, it's available for free download. The documentation is here: http://www.redhat.com/docs/manual

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-14 Thread Andrew Sullivan
On Sun, Jul 13, 2003 at 12:51:02PM -0700, Balazs Wellisch wrote: > > Unfortunatelly, compiling from source is not really an option for us. We use > RPMs only to ease the installation and upgrade process. We have over a > hundred servers to maintaine and having to compile and recompile software > e

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-14 Thread Andrew Sullivan
On Sun, Jul 13, 2003 at 12:42:29PM -0700, Balazs Wellisch wrote: > > On Sun, 2003-07-13 at 01:35, Balazs Wellisch wrote: > > Note that I've read a couple of times from Tom Lane (one of the > > core team) that FKs are a serous performance drag, so I'd drop > > them after the s/w has been in product

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Shridhar Daithankar
On Monday 14 July 2003 01:21, Balazs Wellisch wrote: > Unfortunatelly, compiling from source is not really an option for us. We > use RPMs only to ease the installation and upgrade process. We have over a > hundred servers to maintaine and having to compile and recompile software > everytime a new

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Jim C. Nasby
On Sun, Jul 13, 2003 at 12:51:02PM -0700, Balazs Wellisch wrote: > > Alternatively, you simply compile 7.3.3 from source. I've upgraded most my > > machines that way. > > > > Unfortunatelly, compiling from source is not really an option for us. We use > RPMs only to ease the installation and upgra

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Joe Conway
Balazs Wellisch wrote: I would *not* use the default version of Postgres shipped with any particular distribution. Use 7.3.3 because that is the latest released version. Or, as Shridhar mentioned in his post, the are a number of pretty significant performance improvements in 7.4 (which is in featur

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Balazs Wellisch
> There are many Linux and other OS distributions that will work just > fine. You may need to tweak a few kernel configuration parameters, but > that's not too difficult; see: > http://www.postgresql.org/docs/view.php?version=7.3&idoc=0&file=kernel-resources.html > Yes, I looked at the online doc

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Balazs Wellisch
> The most important thing seems to be to increase shared_buffers. On my > RH7.3 machine here, Linux is configured with shmmax = 32MB which allows me > a value of just under 4000 for shared_buffers (3900 works, 3950 doesn't). > If your selects return large amounts of data, you'll probably also nee

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Balazs Wellisch
> On Sun, 2003-07-13 at 01:35, Balazs Wellisch wrote: > > Hi all, > > > > > > > > I’m in the process of initiating a movement in our company to move > > towards open source software use. As part of this movement I will be > > recommending PostgreSQL as an alternative to the currently used MSSQL. >

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Balazs Wellisch
> On Sunday 13 July 2003 12:05, Balazs Wellisch wrote: > > Hi all, > > However, to be able to justify the move I will have to demonstrate that > > PostgreSQL is up to par with MSSQL and MySQL when it comes to > > performance. After having read through the docs and the lists it seems > > obvious th

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Joe Conway
Balazs Wellisch wrote: I don't have months to learn the ins and outs of PostgreSQL performance tuning so I looked around to see if there are any preconfigured solutions out there. I don't know of a preconfigured solution. Generally speaking, the best configuration will be highly dependent on your

Re: [PERFORM] Pgsql - Red Hat Linux - VS MySQL VS MSSQL

2003-07-13 Thread Shridhar Daithankar
On Sunday 13 July 2003 12:05, Balazs Wellisch wrote: > Hi all, > However, to be able to justify the move I will have to demonstrate that > PostgreSQL is up to par with MSSQL and MySQL when it comes to > performance. After having read through the docs and the lists it seems > obvious that PostgreSQL