Databases Reference
In-Depth Information
business—social, intent, consumption, interest, and mobile—and says that the ability
to leverage these graphs provides a “sustainable competitive advantage.”
For example, Twitter's data is easily represented as a graph. In
Figure 1-1
we see a small
network of followers. The relationships are key here in establishing the semantic context:
namely, that Billy follows Harry, and that Harry, in turn, follows Billy. Ruth and Harry
likewise follow each other, but sadly, although Ruth follows Billy, Billy hasn't (yet)
reciprocated.
Figure 1-1. A small social graph
Of course, Twitter's real graph is hundreds of millions of times larger than the example
in
Figure 1-1
, but it works on precisely the same principles. In
Figure 1-2
we've expanded
the graph to include the messages published by Ruth.
