Re: [PERFORM] PostgreSQL and Kernel 2.6.x

2004-06-01 Thread Rod Taylor
On Tue, 2004-06-01 at 23:16, V i s h a l Kashyap @ [Sai Hertz And Control Systems] wrote: > Dear all, > > Have anyone compiled PostgreSQL with kernel 2.6.x > if YES > 1. Was their any performance gains OSDL reports approx 20% improvement. I've seen similar with some data access patterns. > 2. W

[PERFORM] PostgreSQL and Kernel 2.6.x

2004-06-01 Thread V i s h a l Kashyap @ [Sai Hertz And Control Systems]
Dear all, Have anyone compiled PostgreSQL with kernel 2.6.x if YES 1. Was their any performance gains Else 1. Is it possible 2. What problems would keeping us away from compiling on kernel 2.6 -- Best Regards, Vishal Kashyap Director / Lead Software Developer, Sai Hertz And Control Systems Pvt Lt

[PERFORM] Disk performance, was Re: tablespaces and DB administration

2004-06-01 Thread Marty Scholes
This was a lively debate on what was faster, single spindles or RAID. This is important, because I keep running into people who do not understand the performance dynamics of a RDBMS like Oracle or Pg. Pg and Oracle make a zillion tiny reads and writes and fsync() regularly. If your drive will c

[PERFORM] PostgreSQL on VMWare vs Windows vs CoLinux

2004-06-01 Thread Vitaly Belman
Hello pgsql-performance, I was using the native windows PostgreSQL 7.5Dev and was adviced by several people to use an emulated PostgreSQL instead, as it is just a beta. Well, I give it a whirl and tried both commercial VMWare and the freeweare open-source CoLinux, both work under Window

Re: [PERFORM] Trigger & Function

2004-06-01 Thread Mike Nolan
> My problem is I defined the "before" and "after" > fields in the audit table as TEXT and when I try to move NEW or OLD into > these fields I get the error "NEW used in query that is not in a rule". You're trying to insert record data into a text field, that doesn't work. OLD and NEW can be use

[PERFORM] Trigger & Function

2004-06-01 Thread Duane Lee - EGOVX
Title: Trigger & Function I'm trying to create a trigger (AFTER INSERT, UPDATE, DELETE) as an audit routine inserting into an audit table the "before" and "after" views of the row being acted upon.  My problem is I defined the "before" and "after" fields in the audit table as TEXT and when I t

Re: [PERFORM] optimization ideas for frequent, large(ish) updates in frequently accessed DB?

2004-06-01 Thread Manfred Koizar
On Fri, 13 Feb 2004 16:21:29 +0100, I wrote: >Populate this table with > INSERT INTO idmap > SELECT id, id, true > FROM t; This should be INSERT INTO idmap SELECT DISTINCT id, id, true FROM t; Servus Manfred ---(end of broadc