On 19/07/14 00:10, Miguel Bento Alves wrote:
Hi All,

I did a new update in my repository (https://github.com/mbentoalves/jena). I 
implemented Sparql commands in rules in hybrid and forward mode. Now, we can 
define sparql commands in rules in all engine modes (backward, forwardRETE, 
hybrid, forward). Rules with a sparql command only can have 1 body term, the 
sparql command himself. I removed the constraint that a rule with a sparql 
command only can have 1 term in the head. Therefore, it is possible something 
like:
        (\\\sparql
                Select ?x ?z
                where {?x <eg:p> ?y . ?y <eg:p> ?z .}
         \\\sparql) -> (?x <eg:p1> ?z) (?z <eg:p2> ?x).

(only in forward mode, of course, because backward mode doesn't allow more than 
1 head term).

Next, I will try to hook a sparql command with other terms in a rule.

Miguel


Miguel,

Now it works with the RETE engine, is the issue of executing SPARQL queries once (email of 16/July) a non-issue?

        Andy

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