David Lam

> Hello @abc123000111 > > I guess you are developing some query-generator that automatically compares results between different Cypher databases. If indeed, this is quite interesting! Do you plan to...

Interestingly, if I change the query to the following (delete ,(n3)), Both Memgraph and Neo4j return 288 results: `MATCH (n1) OPTIONAL MATCH (n2)-->(n3 :L3) OPTIONAL MATCH (n4) OPTIONAL MATCH (n5...

> I mean, it obviously has some impact, but I don't see why including `(n3)` in the last `OPTIONAL MATCH` would reduce the size of the result set because that...

Thanks! I have committed an issue on the Neo4j Github project.

> Looks like @abc123000111 already created the [issue](https://github.com/neo4j/neo4j/issues/12838) 😄 Looking forward to finding out the correct answer. Hello, the neo4j developer replied to me that returning 144 records is actually...

> Hi @abc123000111! I think both are actually valid based on the different views on the semantic. It's quite obvious that `count(nothing)=0`, but with an aggregate function, it's a bit...

> Thank you so much! I submit a new issue to record the second inconsistent. I will provide more information in that issue.