On this page: A brief explanation of Datalog and its benefits in database queries.
and
and or
and unifying logical variables. Repeated occurrences of the same variable require the query has identical solutions at given points.group by
and member
respectively. However, TerminusDB retains the pure declarative quality of Datalog.limit(n,Q)
). This gives us back something that looks quite similar to a table, but it is a list of solutions with bindings for all logical variables that took on a value during the course of searching for the solutions to the query.triple
which gives results about edges in the current graph."v:"
. Our edges are represented by having a position for the subject, predicate and object of the edge in the graph. The predicate is the labeled name of the edge, and the subject and object nodes the source, and target respectively.