Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-28 Thread Kevin Grittner
>>> On Tue, Dec 18, 2007 at 3:23 AM, in message <[EMAIL PROTECTED]>, Heikki Linnakangas <[EMAIL PROTECTED]> wrote: > Robert Bernabe wrote: >> In a nutshell it seems that MS SQL allows bad T-SQL code by optimizing and >> ignoring redundant/useless from and where clauses in an update statement >>

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-18 Thread Heikki Linnakangas
Robert Bernabe wrote: In a nutshell it seems that MS SQL allows bad T-SQL code by optimizing and ignoring redundant/useless from and where clauses in an update statement whereas plpgsql will execute exactly what the code is asking it to do... We had several update instances in the T-SQL code t

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-18 Thread Dave Page
Robert Bernabe wrote: > I'm happy (actually ecstatic) to report that Win2kPro + PG performance > is slightly faster than Win2kPro + MSSQL/MSDE. > > Linux(FC7) + PG 8.x performance seems to be 3x faster than Win2KPro + > MSSQL/MSDE for our stored functions. > > Thanks for all the help! Am a belie

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-17 Thread Robert Bernabe
Hi All, Thanks for all the help here. Sorry for the late update but we've found our problem and fixed it already. Prior to looking at the translated code more intently, I wanted to make sure that our environmental settings were acceptable and the various emails from members have confirmed t

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-06 Thread Mark Cave-Ayland
On Thu, 2007-12-06 at 08:50 +, Dave Page wrote: > EnterpriseDB Postgres is essentially a packaging and bundling project in > which the aim is to provide consistent and easy to use installers for > Windows, Mac and Linux that allow users to get started with Postgres, > Slony, PostGIS, pgAdmin,

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-06 Thread Dave Page
Mark Cave-Ayland wrote: > BTW you mention both EnterpriseDB PostgreSQL 8.3 beta and just > PostgreSQL 8.3 beta in the text above. Both of these are different - > which one are you actually using? No they're not. EnterpriseDB Postgres ships entirely standard binaries - in fact, the Windows build us

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Mark Cave-Ayland
On Wed, 2007-12-05 at 00:13 -0800, Robert Bernabe wrote: > Hi All, > I've been tasked to evaluate PG as a possible replacement of our > MS SQL 2000 solution. Our solution is 100% stored procedure/function > centric. It's a report generation system whose sole task is to produce > text files fill

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Scott Marlowe
On Dec 5, 2007 2:13 AM, Robert Bernabe <[EMAIL PROTECTED]> wrote: > > Hi All, > I've been tasked to evaluate PG as a possible replacement of our MS SQL > 2000 solution. Our solution is 100% stored procedure/function centric. It's > a report generation system whose sole task is to produce text f

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Merlin Moncure
On Dec 5, 2007 3:13 AM, Robert Bernabe <[EMAIL PROTECTED]> wrote: > Would it also make sense to optimize (as far as possible) everything > (including the code) for windows first? The target here would be a linux OS > but since the discrepancy is so big...the unified Windows OS might be a good > pla

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Bill Moran
In response to Robert Bernabe <[EMAIL PROTECTED]>: > Hi All, > I've been tasked to evaluate PG as a possible replacement of our > MS SQL 2000 solution. Our solution is 100% stored procedure/function > centric. I've trimmed 99% of your email out, because it's not relevant to my answer. Fact i

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Usama Dar
On Dec 5, 2007 1:13 PM, Robert Bernabe <[EMAIL PROTECTED]> wrote: > Anyways I'd like to break up this request/begging for help into two parts. > > 1) First would be settings of postgresql.conf. Did I do it correctly? The > sample data is so smallI based my settings on the recommendations > res

Re: [PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread ismo . tuononen
I don't know if this is true in this case, but transaction level can be different, in mssql it is normally something like TRANSACTION_READ_UNCOMMITTED in postgres TRANSACTION_READ_COMMITTED and that makes huge difference in performance. other thing can be the queries in procedures, if you use sa

[PERFORM] Evaluation of PG performance vs MSDE/MSSQL 2000 (not 2005)

2007-12-05 Thread Robert Bernabe
Hi All, I've been tasked to evaluate PG as a possible replacement of our MS SQL 2000 solution. Our solution is 100% stored procedure/function centric. It's a report generation system whose sole task is to produce text files filled with processed data that is post-processed by a secondary sys