October 2017
Beginner to intermediate
316 pages
8h
English
Content preview from Learning Neo4j 3.x - Second Edition
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Cartesian or not?
Unless authorized, you should not do a cartesian product in your queries. You may already know this, but sometimes it happens. For example, here is one, the most obvious:
MATCH (n),(m)RETURN n,m
Mind that the number of results is the square of the number of nodes. Recognize cartesian products by the lack of relation expressed between different kinds of nodes.
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