[GRASS-dev] [GRASS GIS] #672: v.distance -a with upload=to_attr and table= option: problems in table creation and value upload

GRASS GIS trac at osgeo.org
Sun Aug 19 16:01:55 PDT 2012


#672: v.distance -a with upload=to_attr and table= option: problems in table
creation and value upload
-------------------------+--------------------------------------------------
 Reporter:  mlennert     |       Owner:  grass-dev@…              
     Type:  defect       |      Status:  new                      
 Priority:  major        |   Milestone:  6.4.3                    
Component:  Vector       |     Version:  unspecified              
 Keywords:  v.distance   |    Platform:  Unspecified              
      Cpu:  Unspecified  |  
-------------------------+--------------------------------------------------
Changes (by neteler):

  * milestone:  6.4.0 => 6.4.3


Comment:

 Potential answer to the SQLite locking problem:

 On Tue, Jul 17, 2012 at 11:58 AM, Markus Metz
 <markus.metz.giswork at gmail.com> wrote:
 > "When SQLite creates a journal file on Unix, it opens the directory
 > that contains that file and calls fsync() on the directory, in an
 > effort to push the directory information to disk." [0]
 >
 > If another process is modifying files or just keeping files open in
 > this directory while sqlite calls fsync(), opening the sqlite database
 > will fail.
 >
 > Markus M
 >
 > [0] http://www.sqlite.org/lockingv3.html

-- 
Ticket URL: <http://trac.osgeo.org/grass/ticket/672#comment:4>
GRASS GIS <http://grass.osgeo.org>



More information about the grass-dev mailing list