[Virtuoso-users] Performance in graph filters

2013-12-12 Thread Quentin
Hi, If I'm executing a query in sparql, in Virtuoso 7, that uses heavy graph filtering along the lines of: SELECT * { GRAPH ?G { filter ( ?G in (, ) ) }} Will this cause large temporary tables to be created or will it just do lookups against the Graph column of the Quad store? If the a

[Virtuoso-users] Link Failure (Timeout)

2013-12-12 Thread Alex Bondo Andersen
Some SPARQL queries throw a strange error, which I cannot get rid of (shown below), also it lets virtuoso "hang". When restarting virtuoso through windows service manager I receive an error and I have to kill it through the task manager, then delete transaction log to be able to start it again. Wha