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memgraphdb permission error when mounting volume in docker container app on azure
When booting up a memgraph container, both on azure container apps with a mounted fileshare or locally, with a mounted volume, i get a permission denied error.
It works in my docker compose when i ...
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160
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Showing edge relationships by default in memgraph
I am trying to display my graph as a whole in memgraph through query - MATCH (n)-[r]->(m) RETURN n, r, m but turns out this does return nodes and edges connected between them but does not show what ...
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236
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Permission denied when Installing Memgraph on Ubuntu VM in Google Cloud with Docker
I'm trying to install Memgraph on a Ubuntu VM instance running on Google Cloud. I have Docker installed, and it seems to be working correctly. However, when I run the installation command:
curl https:/...
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29
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Are there predefined rules/schema in Memgraph?
Is it possible that I can have a predefined rules/schema in Memgraph?
Like when ever the node would get created, on basis of its property it would get automatically connected to the resources which ...
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1
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58
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How to clear or flush the on-disk storage in Memgraph
I have my Memgraph database configured to use on-disk storage for memory management. I am wondering if there is any way to flush this storage using a query or command. Does Memgraph provide a specific ...
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84
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support for strong consistency in memgraph
Does memgraph's Java client support strong consistency? I know that neo4j supports a variation called bookmarks. Does memgraph also support this? I looked at the memgraph documentation and could not ...
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90
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Memgraph Stream Cannot resolve conflicting transactions
I am using a locally hosted Memgraph instance and streaming CDC data from a postgres through Kafka Connect and Kafka. I have been experiencing a transaction error recently, and I haven't found a ...
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36
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How can I slice a list in Memgraph similar to Python list slicing?
I am familiar with Python and know that I can slice a list using a simple syntax like this:
my_list = [1, 2, 3, 4]
sliced_list = my_list[2:4]
print(sliced_list)
As output I get [3, 4]
This way I ...
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104
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Applying Memgraph Lab Graph Style editor styles to an Orb instance
I'm visualizing a network graph using Memgraph Lab. I have customized the styles for nodes and edges using the Graph Style editor. I want to create a dynamic web-based visualization using Orb. I need ...
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77
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Dynamically editing edges based on node attribute changes in Memgraph
I have two nodes and created an edge based on certain similarity. If I change the similar part in one node, I need to delete that relation immediately. How can I do this? I want to apply this for many ...
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39
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How to create a trigger whenever a new node is being created?
I want to create a trigger that activates whenever a new node is created.
Here’s the scenario: imagine I’m building a social network application where users can create profiles. Whenever a new user ...
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62
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Data Ingestion Is Slow in MemgraphLab from Kafka
I am using Memgraph Lab with Docker on a EC2 instance. I am ingesting data from Kafka. I have realised that the lag is very high.I want to decrease it as much as possible.
I tried to run the below ...
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1
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81
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Can an index can be used for list/array properties in Memgraph?
I'd like to know if an index can be used for list/array properties. Say I have nodes that look like this: (n {members:['a','b']}) Will an index help me find nodes where 'a' is a member? Or will ...
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76
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Is it possible to perform fuzzy matching for labels, relationships, or properties in a Cypher query in Memgraph?
I need to implement fuzzy matching in my Cypher queries. I want to account for slight variations or errors in user input. For example, if a user inputs "apartment" instead of "...
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39
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What is the purpose of the SIMULATION_END event in Orb?
When using Orb to draw a graph, then add nodes to the graph and render(), I find that the nodes then subsequently jump around the canvas. It's like their first position after rendering is not the ...