Re: [Virtuoso-users] question about locks

2014-06-08 Thread Hugh Williams
Hi Bart, Virtuoso uses read committed isolation level by default, such that no read will block waiting for a lock held by another client, see: http://docs.openlinksw.com/virtuoso/virtuosofaq.html#virtuosofaq30 Locks can be monitored using the Virtuoso sys_l_stat view as detailed at:

[Virtuoso-users] question about locks

2014-06-05 Thread Bart Vandewoestyne
Hello list, A student of mine is doing a performance test with Virtuoso, and he asked me to pose the following question to this mailing list: "How are row and page level locks handled when querying the triplestore (only read stuff with SPARQL, no data inserts or SPARUL)? Is it possible to get