[Virtuoso-users] ADO.NET provider stability

2010-04-12 Thread Alexander Sidorov
Hello! I need to decide can we use Virtuoso as relational storage at production or not. The most significant problem is ADO.NET provider. First we had encoding problem, then we had EDM generation one. They were fixed, but it took several months. After that we tried to use it with very simple scen

Re: [Virtuoso-users] Virtuoso ADO.NET EF provider strange problems.

2010-04-12 Thread Hugh Williams
Hi Alex, Thanks with this updated project file I have been able to run it and see the error you report. I have passed this onto development to look into and shall report back to you with their findings ... Best Regards Hugh Williams Professional Services OpenLink Software Web: http://www.openli

Re: [Virtuoso-users] Virtuoso ADO.NET EF provider strange problems.

2010-04-12 Thread Alex Efimov
Hello, Hugh. I'm sorry. I forgot to add an executable demo project to the solution. An archive with the new solution is attached. Best regards, Alexander Efimov. UsersProvider.rar Description: application/rar-compressed

[Virtuoso-users] Retrieving total entities quantity

2010-04-12 Thread Alexander Sidorov
Hello! I have asked similar question in another thread but decided to reformulate it here. Let's assume we have the following query: select ?s count(?s) where { ?s ?p ?o . //some filtering logic here } GROUP BY ?s count(?s) will return count for each group (as expected). But I need total ?s q

Re: [Virtuoso-users] System users

2010-04-12 Thread Ivan Mikhailov
Hello Alexander, > Documentation says about only two system users. But there are some > more users by default. Can I just remove them without any > consequences? You can't for two reasons. First, there will be immediate consequences because these users are in use inside security system. Second, t