[Digikam-devel] documentation for database scheme

[Markus Leuthold]

> > What is the meaning of the new colums Tags.lft and Tags.rgt?
> 
> used to build the tree of tags, see
> http://www.sitepoint.com/hierarchical-data-database-2/
> 
> Regards,
> Francesco

Thanks for the link, really helpful! Well, it looks like I messed up my 
hierarchical data structure in Tags. lft and rgt of the parent "City" doesn't 
include all children "Paris" "Athens" anymore. Is it possible to recalculate 
the lft and rgt colums from the Tags table?

thanks for your help!
Kusi