Hi Andy, Thank you very much for your reply.
I want to tell you that when I want to execute query with Fuseki2 , it works well with "Selection of classes" but with "Selection of triples" it loads with no results. 2014-08-05 15:03 GMT+02:00 Andy Seaborne <[email protected]>: > On 05/08/14 09:42, Amira Sifaoui Ep Ghaddab wrote: > >> Hi Andy, >> >> Thank you very much for your help, my problem is resolved; >> I have a cookies problem . >> > > Fuseki2 does not use cookies itself though IIRC jquery.dataTables does > (for the query UI). > > (I did find that browsers were caching javascript aggressively). > > > Now Fuseki2 run as a web application and it detects datasets. >> > > Good! > > > I try to query my datasets , I have some problems I try to resolve them >> :) >> Just a question : I have my directory for storing ontologies and datasets >> with TDB, I used a servlet for that. >> Should my directory be under Fuseki?? or Tomcat?? >> > > You can not share a TDB database between JVMs and sharing across webapps > in Tomcat will not be reliable. > > Databases are managed by the system and it uses statics. When you open a > database it must be the same database java objects in order to do caching > and transaction management which in turn means coordinated disk access. > > The directory for your databases used by Fuseki can be where you want > (given they can be large, disk volumes matter). > > You can have symbolic links within the Fuseki layout (e.g. under > /etc/fuseki/databases or /etc/fuseki/databases itself can be a symbolic > link) off to your preferred locations. > > > In my case, I uplod files (ontologies+datasets) to store them with TDB. >> The storing directory is under tomcat: I have used this code in my >> servlet: getServletContext().getRealPath. >> This is right?? >> > > Fuseki config files only know about file names, not the deployment > structure of Tomcat. > > And, again, a warning that you can't have two running webapps using one > TDB database. You can route requests from your webapp/servlet to Fuseki to > do SPARQL Update or Graph Store Protocol operations. > > Andy > > It is possible to use the Fuseki service components inside your own webapp > - this is not documented yet. Fuseki is a collection of servlets, a single > database registry and runs using a servlet filter, but the filter is only > to separate the dynamic structure of the databases and services from the > fixed view of the world provided by web.xml. >
