Re: [PERFORM] [pgsql-advocacy] MySQL+InnoDB vs. PostgreSQL test?

2004-02-04 Thread Mike Nolan
> Seriously, I am tired of this kind of question. You gotta get bold > enough to stand up in a "meeting" like that, say "guy's, you can ask me > how this compares to Oracle ... but if you're seriously asking me how > this compares to MySQL, call me again when you've done your homework". Can the

Re: [PERFORM] Compile Vs RPMs

2004-02-04 Thread scott.marlowe
On Tue, 3 Feb 2004, Christopher Browne wrote: > [EMAIL PROTECTED] ("Anjan Dave") writes: > > I would like to know whether there are any significant performance > > advantages of compiling (say, 7.4) on your platform (being RH7.3, 8, > > and 9.0, and Fedora especially) versus getting the relevant b

Re: [PERFORM] cache whole data in RAM

2004-02-04 Thread William Yu
David Teran wrote: Hi, we are trying to speed up a database which has about 3 GB of data. The server has 8 GB RAM and we wonder how we can ensure that the whole DB is read into RAM. We hope that this will speed up some queries. regards David ---(end of broadcast)---

[PERFORM] select is not using index?

2004-02-04 Thread Mark Harrison
We are suddenly getting slow queries on a particular table. Explain shows a sequential scan. We have "vacuum analyze" ed the table. Any hints? Many TIA! Mark testdb=# \d bigtable Table "public.bigtable" Column | Type | Modifiers -+-+--- id | bigint | not n

Re: [PERFORM] select is not using index?

2004-02-04 Thread Corey Edwards
On Wed, 2004-02-04 at 14:55, Mark Harrison wrote: > testdb=# \d bigtable > Table "public.bigtable" > Column | Type | Modifiers > -+-+--- > id | bigint | not null > typeid | integer | not null > reposid | integer | not null > Indexes: bigtable_id_key

[PERFORM] 7.3 vs 7.4 performance

2004-02-04 Thread Orion Henry
I've done some testing of 7.3.4 vs 7.4.1 and found 7.4.1 to be 20%-30% slower than 7.3.4. Is this common knowledge or am I just unlucky with my query/data selection? Things of note that might matter: the machine is a dual Opteron 1.4GHz running Fedora Core 1 Test 1 for X86_64. The 7.3.4 was from

Re: [PERFORM] 7.3 vs 7.4 performance

2004-02-04 Thread Josh Berkus
Orion, > I've done some testing of 7.3.4 vs 7.4.1 and found 7.4.1 to be 20%-30% > slower than 7.3.4. Is this common knowledge or am I just unlucky with > my query/data selection? No, it's not common knowledge. It should be the other way around. Perhaps it's the queries you picked? Even so

Re: [PERFORM] 7.3 vs 7.4 performance

2004-02-04 Thread Christopher Browne
Oops! [EMAIL PROTECTED] (Orion Henry) was seen spray-painting on a wall: > I've done some testing of 7.3.4 vs 7.4.1 and found 7.4.1 to be 20%-30% > slower than 7.3.4. Is this common knowledge or am I just unlucky with > my query/data selection? That seems unusual; the opposite seems more typical