[Digikam-devel] Good (not so recent) news about sqlite and locking problem

Gilles Caulier caulier.gilles at gmail.com
Tue Jun 26 15:03:27 BST 2007


Fabien,

new sqlite release 3.4.0 is out. I would to have a report about digiKam with
this major version... especially with an huge DB and the new data limit than
sqlite can manipulate (look this post in French here :
http://linuxfr.org/2007/06/26/22661.html)

Gilles

2007/6/13, Fabien <fabien.ubuntu at gmail.com>:
>
> Hi,
>
> I may be better in the future, look here :
>
> http://alastairs-place.net/2006/07/sqlite_and_mac/
>
> "SQLite is quite a popular library, particularly on Mac OS X where it's
> actually used to implement some system features.
>
> Unfortunately, some of the filesystems on OS X (AFP, for instance) don't
> implement advisory locking via the POSIX function fcntl(), which leads
> SQLite to report that the "database is locked" whenever you try to use it.
>
> Now, SQLite is included with Mac OS X, and Apple have been kind enough
> to solve this problem..."
>
>
> and :
> http://www.sqlite.org/changes.html#version_3_3_8
>
> "Added OS-X locking patches (beta - disabled by default)"
>
>
>
>
> It would be great if somebody who has the problem can try the latest
> version of sqlite with new locking system enabled...
>
> Note: I recently, for the 1st time, faced this problem with a NFS share.
> I found a workaround by mounting the nfs share with "nolock" option.
> Don't ask me how it could be better like that, but at least, it worked
> for me : I was able to start digiKam and browse all albums without
> problem (but didn't try to modify anything as it was read-only access)...
>
>
> --
> Fabien
>
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> Digikam-devel at kde.org
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>
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