Re: "scan for new items" always scans the entire collection

Similar experience, basic set up on  Windows 11, Digikam 9.1.0

Driving my HDD crazy at every start up.

Cheers

Paul

On 09/07/2026 06:33, VALÍK Robert wrote:
> Hey there!
>
> After upgrading Digikam to version 9.1, I have also noticed this weird 
> behavior.
>
> I have:
>
> - EndeavourOS
> - extra/digikam 9.1.0-4 (32.9 MiB 115.2 MiB) (Installed)
> - MariaDB server as a backend
>
> Config:
>
> - "Scan for new items at startup" on
> - "Fast Scan (...)" on
>
> I have had this configuration for years (the Digikam DB may have 
> worked and been upgraded for about 10 years). Up until upgrade - every 
> time I have started Digikam, it scanned briefly (like seconds) for new 
> items, if there were new items, it imported them (few seconds or 
> minutes) and so.
>
> But after upgrading, it scans and updates the entire collection every 
> time. It takes more than 8hrs. Digikam rewrites all data stored in the 
> database. It creates like 3GB of binlogs every time. If I log queries, 
> it literally checks timestamp of a picture and than deletes and writes 
> it's metadata (and thumbnails) all over again. After it finishes and I 
> close it and start again, it happens again.
>
> I have tried every DB maintenance option I have found in Digikam, 
> still not working properly.
>
> The only thing that did help - was to migrate the DB to SQLite (this 
> is complicates things for me, as I synchronize images and metadata 
> from Digikam to my webpage and SQLite cannot be as effectively backed 
> up as MariaDB...).
>
> It seems like Digikam may not be handling timestamps stored in MariaDB 
> properly and decides that the metadata meed to be updated or something.
>
> Robert