The Cypher manual says -
WITH is also used to separate reading from updating of the graph. Every part of a query must be either read-only or write-only. When going from a writing part to a reading part, the switch must be...
Hello fellow Neo4jers/ians!
Going through the lessons under Querying with Cypher and a question -
Related note from the Cypher Manual page -
In the case of multiple MATCH / OPTIONAL MATCH clauses, the predicate in WHERE is always a part of the patt...
I understand you want to do -
if ((x.a > 0 AND y.a = 0) OR (x.a = 0 AND y.a > 0)) then r.a = 0
else r.a = (abs(x.a - y.a) * 1.5)
if ((x.b > 0 AND y.b = 0) OR (x.b = 0 AND y.b > 0)) then r.b = 0
else r.b = (abs(x.b - y.b) * 1.0)
I quite don't understand this :
You see just by changing the order of creation of the nodes and particularly the relationships, I was able to get your good query to Fail!!!!
Hi, So what I meant was without changing...
size() takes in an aggregate data structure such as a list of values as input whereas the use of an aggregating function like count() requires a grouping of rows i.e. aggregation by some criteria is required to produce an output. From the perspec...