I am trying to use data importer for uploading csv file , but when i click connect to my Neo4j desktop app it refuses connection and throws this exception :
WebSocket connection failure. Due to security constraints in your web browser, ...
Hello Neo4j team,
I completed the Neo4j Certified Professional exam, I connected to 'https://neo4j-proshirts.web.app/' to order the T-shirt, but I got 'Internal Server Error'.
I used the same credentials to connect to 'https://neo4j-proshirts.web.app...
I´m trying this CHALLENGE
Importing CSV files with the Neo4j Data Importer
but I have and error when I'm trying to Drag and drop .csv or .tsv files or Browse! there is not any cvs file loaded, and I can't continue with my course.
I am taking Neo4j Graph Data Science Fundamentals, but I can't pass the challenge section.
I would like to know at least the answer format.
What is the expected format of the Shortest Path problem.
I came from RDF graph database background and i used to isolate my logic by creating graph for some logic
for example ;
In my application i upload specific plant data so i create graph for every plant to be able to remove all graph data without affe...
Hello Neo4j Team,
It has been 48 hours since I wrote the Neo4j Certified Professional exam which I passed. I have not received the link to print my certificate. My email address is firstname.lastname@example.org.
I would be very grateful if...
I've been trying to get past the Adding/Updating a Movie challenge in the Cyber Fundamentals Course for the last 3 hours. When I have tried to do the same project in Sandbox outside of the course, I get the right answer and am able to move fo...
I would like to use LOAD CSV together with CASE. Depending on a value in one of the columns of each line, nodes with varying label should be created. In my example, I am dealing with two labels ("Input" and "Variable"). I tried the following:
In Chapter Import Using Cypher, I met an memory issue in the sandbox.
When I run cmd "MATCH (n) DETACH DELETE n"
The console shows:
The allocation of an extra 2.0 MiB would use more than the l...
The sandbox has suddenly stopped working. I've already logged out and logged in again and it didn't work. Any suggestions to get it working again and prevent this from happening again? I use chrome browser.
the following assessment in the Cypher Indexes and Constraints course seems to be wrong and might actually lead to a wrongful implementation and assumption of index usage.
As I understand non of the current available indexes would improve ...
I am trying to create node but with unique specific property to get the node by this property , knowing that this property is the name in my project nodes , please anyone explains how neo4j handles the uniqueness
I have an issue with modeling in my business
tag has two types of alarms : state and analog alarm
the tag must have one alarm : state or analog alarm
knowing that i don't have any unique property about alarm , how can it be modelled ?
the logic i...