Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Mateusz Łoskot
In 03/17/2004 09:36 PM, Puneet Kishor wrote:
Mateusz Łoskot wrote:
[...]
I am assuming that means it is a good thing. ;-)
Certainly.

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Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Tom Poindexter
On Wed, Mar 17, 2004 at 10:30:56AM -0800, Will Leshner wrote:
> Mateusz £oskot wrote:
> 
> > I've just moved one table from my "Big" database. There are about 11000
> > of records and as I see SQLite database takes about 2,7 MB.
> 
> Actually, I consider that pretty small, as databases go. I've been working with 
> databases in the 300Mb range with upwards of 500,000 - 1,000,000 records, and I bet 
> others would consider *that* small.



I'm using SQLite as a staging and etl database between a production operational
database and and decision support database.  I see sqlite.db sizes of 2-10gb
on a regular basis.

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Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Puneet Kishor
Mateusz Łoskot wrote:

In 03/17/2004 07:30 PM, Will Leshner wrote:

Mateusz Łoskot wrote:

I've just moved one table from my "Big" database. There are about 11000
of records and as I see SQLite database takes about 2,7 MB.


Actually, I consider that pretty small, as databases go. I've been 
working with databases in the 300Mb range with upwards of 500,000 - 
1,000,000 records, and I bet others would consider *that* small.


First, I'm exporting my three databases, each stores
about 20-30 MB (about 110 tables). But I'm going to export much bigger - 
about 400-500 MB ;-)

After a very little review (working with one table with 11000 recs)
I've to say that SQLites is an evil in its speed. 
  ^^

I am assuming that means it is a good thing. ;-)

Yes, SQLite is definitely bad, verrry, verrry bad when it comes to 
speed. It beats most of 'em.

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Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Chris Sebrell

- Original Message - 
From: "Mateusz Łoskot" <[EMAIL PROTECTED]>
Sent: Wednesday, March 17, 2004 12:33 PM
Subject: [sqlite] SQLite & Big Database


> So, has anyone work with such big databases in SQLite ?
> I'm looking for some hints and tips about that.

I posted a message last night about my "large" database test.  I found
that setting the synchronous = OFF pragma and, more importantly,
using transactions when loading large amounts of data would result
in the best performance.

> I've just moved one table from my "Big" database. There are about 11000
> of records and as I see SQLite database takes about 2,7 MB.

The test I ran consisted of about 2 million records and resulted in a
database
size of about 695 MB (one table, without any indexes).  The "raw" data I
was importing from consisted of about 360 MB.  After using transactions
I found the speed to be good, but the size overhead a little puzzling.

// CHRIS


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Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Mateusz Łoskot
In 03/17/2004 07:30 PM, Will Leshner wrote:
Mateusz Łoskot wrote:
I've just moved one table from my "Big" database. There are about 11000
of records and as I see SQLite database takes about 2,7 MB.
Actually, I consider that pretty small, as databases go. I've been 
working with databases in the 300Mb range with upwards of 500,000 - 
1,000,000 records, and I bet others would consider *that* small.
First, I'm exporting my three databases, each stores
about 20-30 MB (about 110 tables). But I'm going to export much bigger - 
about 400-500 MB ;-)

After a very little review (working with one table with 11000 recs)
I've to say that SQLites is an evil in its speed. It is amazing
for now. Let's make some other tests..
Regards

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Re: [sqlite] SQLite & Big Database

2004-03-17 Thread Will Leshner
Mateusz Łoskot wrote:

I've just moved one table from my "Big" database. There are about 11000
of records and as I see SQLite database takes about 2,7 MB.
Actually, I consider that pretty small, as databases go. I've been working with databases in the 300Mb range with upwards of 500,000 - 1,000,000 records, and I bet others would consider *that* small.

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[sqlite] SQLite & Big Database

2004-03-17 Thread Mateusz Łoskot
Hi,

I'm using SQLite for some time, mainly on Windows CE but
on Linux and Windows 2000 too.
My databases are not very big and they consist of about 10-30 tables.
Now, I'm going to move one of my big database currently in MDB format
that consists of about 110 tables and some of them stores a few tousends
records. There are mainly numerical data in my database stored.
So, has anyone work with such big databases in SQLite ?
I'm looking for some hints and tips about that.
I've just moved one table from my "Big" database. There are about 11000
of records and as I see SQLite database takes about 2,7 MB.
Kind regards

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Mateusz Łoskot, mateusz at loskot dot net
GNU/Linux (Slackware 9.1) http://counter.li.org #220771
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