[sqlite] Sqlite on RAM

2008-06-03 Thread Hildemaro Carrasquel
Hello.-

but how can i make a different between all db on RAM if you define as
:memory: ?

-- 
Ing. Hildemaro Carrasquel
Ingeniero de Proyectos
Cel.: 04164388917/04121832139
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Re: [sqlite] Sqlite on RAM

2008-06-03 Thread Alex Katebi
All your dbs will have different values. It is a C pointer value not an
enumeration value.

On Tue, Jun 3, 2008 at 8:28 AM, Hildemaro Carrasquel 
[EMAIL PROTECTED] wrote:

 Hello.-

 but how can i make a different between all db on RAM if you define as
 :memory: ?

 --
 Ing. Hildemaro Carrasquel
 Ingeniero de Proyectos
 Cel.: 04164388917/04121832139
 ___
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 sqlite-users@sqlite.org
 http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users

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[sqlite] Sqlite on RAM

2008-06-02 Thread Hildemaro Carrasquel
Hello.-

How many db's can i have on RAM?

Thanks

-- 
Ing. Hildemaro Carrasquel
Ingeniero de Proyectos
Cel.: 04164388917/04121832139
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Re: [sqlite] Sqlite on RAM

2008-05-27 Thread Dimitri
Hi,

Hildemaro Carrasquel wrote:
 How do i do for running on RAM?

Unless I misunderstand your question, you've already asked:
http://sqlite.org:8080/cgi-bin/mailman/private/sqlite-users/2008-May/003023.html

Weren't the answers useful?

-- 
Dimitri
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[sqlite] Sqlite on RAM

2008-05-27 Thread Hildemaro Carrasquel
My data Base will run on Linux, Is it possible that?

-- 
Ing. Hildemaro Carrasquel
Ingeniero de Proyectos
Cel.: 04164388917/04121832139
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Re: [sqlite] Sqlite on RAM

2008-05-27 Thread Kees Nuyt
On Wed, 28 May 2008 13:44:51 +1930, you wrote:

My data Base will run on Linux, Is it possible that?

It works the same on all platforms.

Igor Tandetnik already pointed out:
If you use :memory: as a file name in the sqlite3_open()
call SQLite creates an in-memory database not backed by disk
storage.

The same happens in the SQLite command line tool if you do
not use a database file name as a commandline parameter.
In-memory databases created in this way disappear completely
after sqlite3_close(), or after exit program, or after the
.quit command in the command line tool.
-- 
  (  Kees Nuyt
  )
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Re: [sqlite] Sqlite on RAM

2008-05-27 Thread Federico Granata

 For windows the easiest thing to do would be setting up the ram disk and
 store database there.

easier than using :memory: ???
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Re: [sqlite] Sqlite on RAM

2008-05-27 Thread Jay A. Kreibich
On Tue, May 27, 2008 at 10:41:18PM +0200, Federico Granata scratched on the 
wall:
 
  For windows the easiest thing to do would be setting up the ram disk and
  store database there.
 
 easier than using :memory: ???

  Not easier, but sometimes more useful.  Using a RAM disk means going
  through the OSes file manager, which adds some overhead.  On the
  other hand, you can copy the database file to (or from) a more
  traditional storage-backed filesystem at any time... something you
  can't do with a :memory: database.

   -j

-- 
Jay A. Kreibich  J A Y  @  K R E I B I.C H 

'People who live in bamboo houses should not throw pandas.' Jesus said that.
   - The Ninja, www.AskANinja.com, Special Delivery 10: Pop!Tech 2006
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Re: [sqlite] Sqlite on RAM

2008-05-27 Thread Federico Granata

   For windows the easiest thing to do would be setting up the ram disk
 and
   store database there.
 
  easier than using :memory: ???

   Not easier, but sometimes more useful.  Using a RAM disk means going
  through the OSes file manager, which adds some overhead.  On the
  other hand, you can copy the database file to (or from) a more
  traditional storage-backed filesystem at any time... something you
  can't do with a :memory: database.

I can dump a :memory: db ... but I get your point
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Re: [sqlite] SQLite on RAM

2006-10-11 Thread Eduardo

At 16:19 10/10/2006, you wrote:

Hi List,
 Is it possible to use SQLite on RAM (where there is no file system) i.e.
directly on memory, (No Hard disk).
I am planning to use it on RAM inside TV.  How it will read and write on
RAM.


Yes is possible to run SQLite on RAM, we do it 24/7 on a device. What 
OS will you use? What is TV (not a television, i suppouse)? Do you 
want the data go out on power off? Or you need data remains on next 
boot? Do you have direct access to hardware and designs or are you 
hacking it? Depending in your answers, it may be more or less difficult/easy. 



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[sqlite] SQLite on RAM

2006-10-10 Thread Vivek R

Hi List,
 Is it possible to use SQLite on RAM (where there is no file system) i.e.
directly on memory, (No Hard disk).
I am planning to use it on RAM inside TV.  How it will read and write on
RAM.

Thanks and Regards,
 Vivek R


RE: [sqlite] SQLite on RAM

2006-10-10 Thread Allan, Mark
Believe so, in this case you would use an 'in memory' database. This can be 
opened by giving the filename :memory:. There is more information on the 
wesite and in the mail archive on this. Personally I have never used this 
feature, so cant really offer more help than that.


 -Original Message-
 From: Vivek R [mailto:[EMAIL PROTECTED]
 Sent: 10 October 2006 15:19
 To: sqlite-users@sqlite.org
 Subject: [sqlite] SQLite on RAM
 
 
 Hi List,
   Is it possible to use SQLite on RAM (where there is no file 
 system) i.e.
 directly on memory, (No Hard disk).
 I am planning to use it on RAM inside TV.  How it will read 
 and write on
 RAM.
 
 Thanks and Regards,
   Vivek R
 


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[sqlite] SQLite minimum RAM requirements?

2006-05-28 Thread Andreas Schwarz
Hi,

I would like to use SQLite in an embedded device (MP3 player), but I
didn't find any information on minimum RAM requirements. Can anyone give
me a rough estimate of how much RAM I will need? 1k/10k/100k/1M?

Andreas




Re: [sqlite] SQLite minimum RAM requirements?

2006-05-28 Thread drh
Andreas Schwarz [EMAIL PROTECTED] wrote:
 Hi,
 
 I would like to use SQLite in an embedded device (MP3 player), but I
 didn't find any information on minimum RAM requirements. Can anyone give
 me a rough estimate of how much RAM I will need? 1k/10k/100k/1M?
 

You can configure it in various ways.

Embedded device manufactures tell me that they usually
get away with a 4K or 8K stack and 50-60K of heap space.

Of course, the more memory you give it, the faster it tends
to go.

If you can share the heap space with other threads of your
product (so that SQLite can use more heap when it needs to
but let other processes use that heap when SQLite doesn't 
need it) then so much the better.  Note that version 3.3.x
of SQLite has some APIs specifically designed to help support
this kind of thing.  See:

 sqlite3_soft_heap_limit
 sqlite3_release_memory

--
D. Richard Hipp   [EMAIL PROTECTED]



Re: [sqlite] SQLite minimum RAM requirements?

2006-05-28 Thread [EMAIL PROTECTED]
Hi,
The product GoDB uses SqLite and works on a lot of PDA and phoes. And many of 
these pdas are also mp3 players
Bill