Re: [sqlite] Size limits

t; > So be sure to define it as > > id integer primary key, > little_field_1 text, > little_field_2 int, > little_field_3 float, > big_blob_at_the_end blob > > > > -Original Message- > From: sqlite-users On > Behalf Of Andy > Sent: Tuesday, Janu

Re: [sqlite] Size limits

uesday, January 7, 2020 5:30 AM To: sqlite-users@mailinglists.sqlite.org Subject: [sqlite] Size limits What are reasonable limits for size Sqlite3 database file and large blobs? ___ sqlite-users mailing list sqlite-users@mailinglists.sqlite.org http://ma

Re: [sqlite] Size limits

Hi Andy, What are reasonable limits for size Sqlite3 database file and large blobs? Here are some benchmarks on BLOB performance: https://sqlite.org/intern-v-extern-blob.html However, see the note here in section 4.1 about using the incremental BLOB I/O routines so that you don't thrash yo

Re: [sqlite] Size limits

Andy, I can state that SQLite easily went up to 100GB with zero issues for us. We decided to change the structure of our database and we reduced our database size as we didn't want to incur extra VPN costs. We also realised we designed the database wrong and it had a lot of useless data in...

Re: [sqlite] Size limits

On 7 Jan 2020, at 10:29am, Andy wrote: > What are reasonable limits for size Sqlite3 database file and large blobs? Unfortunately, recommendations (rather than hard limits) are closely tied to your OS and hardware. This is because the things you want to avoid are things like busting your cach

[sqlite] Size limits

What are reasonable limits for size Sqlite3 database file and large blobs? ___ sqlite-users mailing list sqlite-users@mailinglists.sqlite.org http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users

Re: [sqlite] Size of the SQLite library

On 7 Jun 2018, at 5:25am, Dianne Dunn wrote: > Hey there do you know how I can get off this list.?? Click the link that appears at the bottom of every post. Simon. ___ sqlite-users mailing list sqlite-users@mailinglists.sqlite.org http://mailinglists.

Re: [sqlite] Size of the SQLite library

] On Behalf Of Dianne Dunn >Sent: Wednesday, 6 June, 2018 22:25 >To: SQLite mailing list >Subject: Re: [sqlite] Size of the SQLite library > >Hey there do you know how I can get off this list.?? > >Sent from my iPad > >> On Jun 5, 2018, at 3:50 AM, Robert M. Münch >

Re: [sqlite] Size of the SQLite library

Hey there do you know how I can get off this list.?? Sent from my iPad > On Jun 5, 2018, at 3:50 AM, Robert M. Münch > wrote: > >> On 31 May 2018, at 19:15, Richard Hipp wrote: >> >> But more recently, mobile phone designers are telling me things like >> "try to keep the size under 5 megabyte

Re: [sqlite] Size of the SQLite library

On 06/06/18 09:24, Bob Friesenhahn wrote: > A local tool which makes it easy to configure sqlite from local files > sounds useful ... It already exists. It is what the SQLite team uses to produce the amalgamations etc, and is part of the SQLite code base. > but depending on a "web site" (baby-bi

Re: [sqlite] Size of the SQLite library

I recommend a mixture of the following two solutions: On 6 Jun 2018, at 5:05pm, Roger Binns wrote: > That is why I advocate a web site where the user (un)ticks what they > want, and the web site provides a correctly configured download. 6 Jun 2018, at 5:24pm, Bob Friesenhahn wrote: > A local

Re: [sqlite] Size of the SQLite library

On Wednesday, 6 June, 2018 10:24, Bob Friesenhahn wrote: > The build strategy for the Python APSW extension is an > example of unwanted dependency and loss of control. > Building of software from source code should always be > under the complete control of the person who is performing > the b

Re: [sqlite] Size of the SQLite library

On Wed, 6 Jun 2018, Roger Binns wrote: That is why I advocate a web site where the user (un)ticks what they want, and the web site provides a correctly configured download. This will also tell the SQLite developers what features are configured. (eg if everyone turns off virtual tables that is

Re: [sqlite] Size of the SQLite library

On 05/06/18 15:07, Warren Young wrote: > All right, so include [multi-component source control and build process] ... I'm still not sure what point you are trying to make. Yes *you* can do that. Should *every* SQLite user who wants non-default options *have* to go through a similar amount of fri

Re: [sqlite] Size of the SQLite library

On Jun 5, 2018, at 2:24 PM, Roger Binns wrote: > > For example to exclude virtual tables from SQLite, you can't just add a > compile time option and be done. You have to regenerate from the > grammar (so it is no longer valid SQL syntax and no longer has calls to > virtual table relevant functi

Re: [sqlite] Size of the SQLite library

On 01/06/18 13:46, Warren Young wrote: > Your jQuery example later on doesn’t much apply here, for several reasons: Note that I was showing how the site let you choose whatever features you want, and then gave you a download matching exactly that. > 1. JavaScript is a dynamic language, while C is

Re: [sqlite] Size of the SQLite library

On 31 May 2018, at 19:15, Richard Hipp wrote: > But more recently, mobile phone designers are telling me things like > "try to keep the size under 5 megabytes, if you can, please." > > Based on those more recent conversations, I'm thinking that we have > more headroom that we have had historically

Re: [sqlite] Size of the SQLite library

"You are soo, bloated," said Java. On Thu, May 31, 2018, 11:58 R Smith wrote: > > On 2018/05/31 5:17 PM, ven...@intouchmi.com wrote: > > I have to agree with Bob! > > > > We have considered SQLITE for our project. Going over 500Kbytes puts it > > just beyond the size of our Flash - the curr

Re: [sqlite] Size of the SQLite library

On May 31, 2018, at 6:32 PM, Roger Binns wrote: > > On 31/05/18 10:15, Richard Hipp wrote: >> Size is still important. But having useful features is important too. >> I'm continuing to work to find the right balance between these >> competing goals. > > A pattern used in other projects is to ha

Re: [sqlite] Size of the SQLite library

1. Define in documentation as < 1Mb. (Don't have to visit again.) 2. Continue to strive to keep in the 0.5-1MB range. 3. Add some information on building a MINIMUM size for those concerned that is relatively easy to accomplish without a lot of expertise if possible. danap. ___

Re: [sqlite] Size of the SQLite library

On 31/05/18 10:15, Richard Hipp wrote: > Size is still important. But having useful features is important too. > I'm continuing to work to find the right balance between these > competing goals. A pattern used in other projects is to have standard downloads, as well as custom ones. With the latt

Re: [sqlite] Size of the SQLite library

>On Thursday, 31 May, 2018 10:19, Dominique Devienne said: >Given where the conversation is going, let me point out that many do >not care one bit about the lib's size :) >I'd much rather have an SQLite with tons of features, than forego >those in the name saving a few bytes, to save a few bucks

Re: [sqlite] Size of the SQLite library

Discussion of SQLite Database Sent: Thursday, May 31, 2018, 18:18:51 Subject: [sqlite] Size of the SQLite library On Thu, May 31, 2018 at 3:44 PM Richard Hipp wrote: > For many years, we have boasted that the size of the SQLite library is > "less than half a megabyte". Given where

Re: [sqlite] Size of the SQLite library

On 5/31/18, Simon Slavin wrote: > > Did you know that less than half of SQLite installations are on desktop > computers ? My guess is that mobile phones are now the biggest category of > devices. They run off battery power. They have firmware on chips. The > more chips they have to keep powere

Re: [sqlite] Size of the SQLite library

On 31 May 2018, at 5:18pm, Dominique Devienne wrote: > On Thu, May 31, 2018 at 3:44 PM Richard Hipp wrote: > >> For many years, we have boasted that the size of the SQLite library is >> "less than half a megabyte". > > Given where the conversation is going, let me point out that many do not >

Re: [sqlite] Size of the SQLite library

On May 31, 2018 12:18:51 PM EDT, Dominique Devienne wrote: >On Thu, May 31, 2018 at 3:44 PM Richard Hipp wrote: > >> For many years, we have boasted that the size of the SQLite library >is >> "less than half a megabyte". >> > >Given where the conversation is going, let me point out that many do >

Re: [sqlite] Size of the SQLite library

On Thu, May 31, 2018 at 3:44 PM Richard Hipp wrote: > For many years, we have boasted that the size of the SQLite library is > "less than half a megabyte". > Given where the conversation is going, let me point out that many do not care one bit about the lib's size :) I'd much rather have an SQL

Re: [sqlite] Size of the SQLite library

On Thu, May 31, 2018 at 11:38 AM, Richard Hipp wrote: > [...] > By using multiple SQLITE_OMIT compile-time options to leave out > features, I can get the size down to 308,189 bytes using gcc-7 -Os > -m32. @Richard can you elaborate some more on how you make this kind of a build? I wouldn't mind

Re: [sqlite] Size of the SQLite library

On 2018/05/31 5:17 PM, ven...@intouchmi.com wrote: I have to agree with Bob! We have considered SQLITE for our project. Going over 500Kbytes puts it just beyond the size of our Flash - the current Firmware. I stand corrected! It seems the embedded systems with still an extremely limited mem

Re: [sqlite] Size of the SQLite library

> > See https://sqlite.org/tmp/size-20180531.jpg for the library size > trend over 5 years. Maybe your graph should have three lines. 1. Minimum SQLite with all off 2. Default SQLite 3. Maximum SQLite with all on Sincerely Christian -- Read our blog about news on our plugins: http://www.mbs

Re: [sqlite] Size of the SQLite library

On 5/31/18, ven...@intouchmi.com wrote: > > We have considered SQLITE for our project. Going over 500Kbytes puts it > just beyond the size of our Flash - the current Firmware. By using multiple SQLITE_OMIT compile-time options to leave out features, I can get the size down to 308,189 bytes using

Re: [sqlite] Size of the SQLite library

I have to agree with Bob! We have considered SQLITE for our project. Going over 500Kbytes puts it just beyond the size of our Flash - the current Firmware. Vance On 2018-05-31 11:04, Bob Friesenhahn wrote: > On Thu, 31 May 2018, R Smith wrote: > >> Nice idea, but to be honest, I can't reme

Re: [sqlite] Size of the SQLite library

On Thu, 31 May 2018, R Smith wrote: Nice idea, but to be honest, I can't remember when last someone cared about "Kilobytes", and I mean embedded people, not big OSes. I work on embedded projects and we do definitely worry about "kilobytes". This is even though our embedded projects have lar

Re: [sqlite] Size of the SQLite library

On 2018/05/31 3:44 PM, Richard Hipp wrote: For many years, we have boasted that the size of the SQLite library is "less than half a megabyte". That will likely still be true in the 3.24.0 release, though just barely. Compiling with gcc 5.4.0 and -Os on ubuntu, I get 499,709 bytes. With gcc 7.

[sqlite] Size of the SQLite library

For many years, we have boasted that the size of the SQLite library is "less than half a megabyte". That will likely still be true in the 3.24.0 release, though just barely. Compiling with gcc 5.4.0 and -Os on ubuntu, I get 499,709 bytes. With gcc 7.1.0 and -Os I get 496,399 bytes. The library

Re: [sqlite] Size of IO operations

On Fri, Aug 9, 2013 at 1:55 PM, Andrew Beal wrote: > Hi All, > > Is there a way within SQLite to configure how many bytes each interaction > with the IO layer occur as? According to the > http://www.sqlite.org/atomiccommit.html doc, SQLITE does sector writes > and that is configured by the xSecto

[sqlite] Size of IO operations

Hi All, Is there a way within SQLite to configure how many bytes each interaction with the IO layer occur as? According to the http://www.sqlite.org/atomiccommit.html doc, SQLITE does sector writes and that is configured by the xSectorSize function within the IO Methods object. From the behavio

Re: [sqlite] Size

Thank you for your answer Mr.Simon Davies, but it seems that in a sqlite format 3 file (that i have), the offset 28 value is not valid(not equal to the file size) and surely not equal to offset 92 (00 00 00 00), what i am trying to do, is extract an SQLite Format 3 file from the hex code of anothe

Re: [sqlite] Size

Alami Omar wrote: > it seems that in a sqlite format 3 file (that i have), the offset > 28 value is not valid(not equal to the file size) Please read the link you were given. This size is in pages. > what i am trying to do, is extract an SQLite Format 3 file from > the hex code of another file [

Re: [sqlite] Size

Thank you for your answers Mr.Simon Davies and Mr.Simon Slavin, but it seems that in a sqlite format 3 file (that i have), the offset 28 value is not valid(not equal to the file size) and surely not equal to offset 92 (00 00 00 00), what i am trying to do, is extract an SQLite Format 3 file from t

Re: [sqlite] Size

On 4 Oct 2012, at 2:06pm, Alami Omar wrote: > Hello, does SQLite format files have any size(fie size of the sqlite file) > info on the header ? Thank you. You can find file content information here: http://www.sqlite.org/fileformat.html There's no specific location with the length in bytes, y

Re: [sqlite] Size

On 4 October 2012 14:06, Alami Omar wrote: > Hello, does SQLite format files have any size(fie size of the sqlite file) > info on the header ? Thank you. http://www.sqlite.org/fileformat.html#filesize Regards, Simon ___ sqlite-users mailing list sqlite

Re: [sqlite] Size of WAL file and cache

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 26/09/12 01:15, Sebastian Krysmanski wrote: > 1. I understand that the WAL file is stored on the disk. During a transaction the old pages and the new pages will both be present at some point no matter what mode is used. Consequently you should exp

[sqlite] Size of WAL file and cache

Hi, I was wondering what the size (in MB) of a WAL file and of a shared/private cache is in SQLite. I'm running SQLite on an Android smartphone so space (RAM/"HDD") is scarce. 1. I understand that the WAL file is stored on the disk. Provided auto-checkpointing, how big would the WAL file grow? It

Re: [sqlite] Size query

But wouldn't you be aware of what the data is you want to transmit anyways? Sure, it thinks as 1 as a length of 5, but, you'll know that you'll need to send 4 or 8 bytes. On Wed, Nov 3, 2010 at 6:50 PM, Scott A Mintz wrote: > If x is numeric length(x) returns the length of x expressed as a st

Re: [sqlite] Size query

On Wed, 03 Nov 2010 19:17:48 -0400, Samuel Adam wrote: > SQLite uses its own variable-length integer representation > internally, occupying between 1 and 64 bits per value; if this is for a Sorry to reply to my own post; I wish to be precise. By “internally”, I meant (and should have said)

Re: [sqlite] Size query

On Wed, 03 Nov 2010 18:24:57 -0400, Scott A Mintz wrote: > Is it possible to construct a query that will tell me the total size in > bytes of the result set? Specifically, in a messaging protocol that > returns data we need to fragment the reply and it would be nice to know > how much data or

Re: [sqlite] Size query

On Wed, 03 Nov 2010 18:35:52 -0400, Stephen Chrzanowski wrote: > Couldn't you do something like: > > select length(FieldName) from TableName where Condition=True > > ? > > The result would be the size. Otherwise, the only thing I can think of Caution: This will return the size in bytes of a

Re: [sqlite] Size query

If x is numeric length(x) returns the length of x expressed as a string. So the value of length(1 ) is 5, not 2. -Scott sqlite-users-boun...@sqlite.org wrote on 11/03/2010 06:35:52 PM: > Couldn't you do something like: > > select length(FieldName) from TableName where Condition=True > > ?

Re: [sqlite] Size query

Couldn't you do something like: select length(FieldName) from TableName where Condition=True ? The result would be the size. Otherwise, the only thing I can think of is just doing a select to get the results you want, then just keep a running tally on what would need to be transmitted, then do

[sqlite] Size query

Is it possible to construct a query that will tell me the total size in bytes of the result set? Specifically, in a messaging protocol that returns data we need to fragment the reply and it would be nice to know how much data or how many packets will be required to send the response. Thanks, S

Re: [sqlite] size control of sqlite database

Hi Roger, yes, thank you, i did not see this. Martin Roger Binns wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > Martin.Engelschalk wrote: > >> However, i could not find a way to determine when the empty pages are >> used up and the file will start to grow again without checking

Re: [sqlite] size control of sqlite database

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Martin.Engelschalk wrote: > However, i could not find a way to determine when the empty pages are > used up and the file will start to grow again without checking the file > size after every insert. Doesn't PRAGMA freelist_count help with that? There

Re: [sqlite] size control of sqlite database

Hi, a sqlite database is a file, you can get its size using OS calls. It is not possible to create a database with an initial size, because the file grows dynamically when you insert data. To avoid fragmentation, I also looked for a way to allocate empty space inside the database file when creati

[sqlite] size control of sqlite database

Hi, I’d like to ask some question about the interface of the sqlite resource. Whether there is some interface to control the size of a database, for example, if I want to create a database with 5M initialized, how can I do that? And when I make change to a database, for example, insert a row to a

Re: [sqlite] Size of a memory DB?

> is there a way to get the size of a :memory: db in the sqlite3.exe > command line interpreter? > Or any other way? > Also, would using a small PRAGMA page_size value decrease the amount of memory used? I think the default size is 4096 bytes, how about 512 bytes for an in-memory database w

[sqlite] Size of a memory DB?

Hi, is there a way to get the size of a :memory: db in the sqlite3.exe command line interpreter? Or any other way? -- Christophe Leske www.multimedial.de - [EMAIL PROTECTED] http://www.linkedin.com/in/multimedial Lessingstr. 5 - 40227 Duesseldorf - Germany 0211 261 32 12 - 0177 249 70 31 __

Re: [sqlite] Size of Meta data ?

Hi Yuva, On Fri, 4 Jan 2008 15:32:44 +0530, "Yuvaraj Athur Raghuvir" <[EMAIL PROTECTED]> wrote: >Hello, > >Is there any way to estimate the size of the metadata of a SQLite database? > >I am trying to do the following: >1) Set the DB size using MAX_PAGE_COUNT and PAGE_SIZE parameters >2) I want

[sqlite] Size of Meta data ?

Hello, Is there any way to estimate the size of the metadata of a SQLite database? I am trying to do the following: 1) Set the DB size using MAX_PAGE_COUNT and PAGE_SIZE parameters 2) I want to do a bulk insert. 3) However, I want to insert only those many records such that the insert succeeds. 4

Re: [sqlite] Size of INDEX in database

Dr Gerard Hammond <[EMAIL PROTECTED]> wrote: > Hi, > > Is there a SELECT call I can issue to the SQLite engine to determine > the number of bytes that INDEXs occupy. No. But you can download the sqlite3_analyzer utility from http://www.sqlite.org/download.html and use it to get detailed measure

[sqlite] Size of INDEX in database

Hi, Is there a SELECT call I can issue to the SQLite engine to determine the number of bytes that INDEXs occupy. -- Cheers, Dr Gerard Hammond PowerPC Mac the world's most advanced obsolete computer. - To unsubscribe

Re: [sqlite] MAX SQLite Size?/ Corrupt Database

viking2 wrote: I have a large (1.46 GB!) SQLite database (v2) with two tables: >[...] 1. I dumped the database into a text file, Data_full.sql= 949 MB 2. I also deleted the first table and dumped the data into another text file (Data_TB_SR.sql) which is only 532 MB. First thing I'd do is spl

[sqlite] MAX SQLite Size?/ Corrupt Database

-- View this message in context: http://www.nabble.com/MAX-SQLite-Size---Corrupt-Database-tf2579250.html#a7190256 Sent from the SQLite mailing list archive at Nabble.com. - To unsubscribe, send email to [EMAIL PROTECTED] -

Re: [sqlite] size of sqlite

Jiao wrote: I've build sqlite in x86, its size stripped is 318244bytes, Can it cut even smaller, I noticed some documents said it can be more smaller, how to cut down? See http://www.sqlite.org/compile.html -- Gerhard

[sqlite] size of sqlite

all, I've build sqlite in x86, its size stripped is 318244bytes, Can it cut even smaller, I noticed some documents said it can be more smaller, how to cut down? Best Regard & Thank in advance Jiao

Re: [sqlite] Size of INSERT and UPDATE in TRANSACTION

It would be the other way around, no? The larger the no of inserts within a Transaction, the better the performance. On 10/27/05, Hannes Ricklefs <[EMAIL PROTECTED]> wrote: > > Hello, > > I was wondering if anyone has any experience with the number of INSERT > UPDATE > statements in one TRANSACTI

Re: [sqlite] Size of INSERT and UPDATE in TRANSACTION

Hello Hannes, I think no, you need not split your transaction. I do millions on insert in one transaction and it works real fast Martin Hannes Ricklefs schrieb: Hello, I was wondering if anyone has any experience with the number of INSERT UPDATE statements in one TRANSACTION. For example I

[sqlite] Size of INSERT and UPDATE in TRANSACTION

Hello, I was wondering if anyone has any experience with the number of INSERT UPDATE statements in one TRANSACTION. For example I have the situation that i have to do around 20.000 INSERTS in one TRANSACTION, so I am wondering if it has any performance improvements if I split these up into smaller

[sqlite] size of the cache

Hi, I want to optimize requests on a big database which works with sqlite 2.8.14. The first time I make a sql request, is spends 4 minutes before returning a result, but the second time, it take only 2 seconds. I think it’s the use of the cache which permits such performances. S How can I modif

Re: [sqlite] Size of fields

SQLite mostly ignores type info. See and #q11. Also . - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]

[sqlite] Size of fields

I've just started out with SQLite and have a basic question I couldn't find an answer for in the documentation. Are there any size limits to individual fields? The documentation says that a valid type is any string followed by one or two integers, e.g. VARCHAR(10). Are the integers in the brackets