The [SPARQL] settings section of my virtuoso.ini file initially had a
value for MaxQueryCostEstimationTime. I have just commented it out and
now I don't get the error anymore.
However, I actually get no response on my query. I use the web interface
and when I click "Execute" button, I get no
Hi Pantelis,
Are you saying the query runs successfully against some other older Virtuoso
SPARQL endpoint but it returning no results against this newer 3214 build you
are using from Oct 2015 ? If so what is the version and build data of this
earlier build.
You need to profile the query and
Hi everybody.
I use a Virtuoso instance installed on ubuntu (Virtuoso version:
07.20.3214, Build: Oct 14 2015), in order to execute sparql queries. My
queries are quite complex and make heavy use of the "OPTIONAL" pattern.
While I have used the same queries on another virtuoso endpoint (not
On 12/28/15 7:13 AM, Pantelis Natsiavas wrote:
> Hi everybody.
>
> I use a Virtuoso instance installed on ubuntu (Virtuoso version:
> 07.20.3214, Build: Oct 14 2015), in order to execute sparql queries.
> My queries are quite complex and make heavy use of the "OPTIONAL"
> pattern. While I have
Hi Pantelis,
Do you have “MaxQueryCostEstimationTime” set in the “[SPARQL]” section of the
INI file, which is normally commented out by default ? As the
"MaxQueryCostEstimationTime” should never be set in the INI file in production
use as the Cost Optimizer estimates are generally not accurate