Questions tagged [redisgraph]
97 questions
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Substitute one chain of nodes into anoter chain of nodes in graphdb ? like string substitution
Let say I have a chain/list of nodes :
(:node {uid:333})-->(:node {uid:102})-->(:node {uid:155})-->...
I want to substitute/replace one or several consecutive nodes with another chain of nodes.
(:node {uid:255})-->(:node {uid:107})
it seem to me…
sten
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Redis Graph : Searching for n-consecutive nodes with moded-property?
In python code I get a list of uids of nodes f.e. [1,2,3].
I want to build a query to find a consecutively connected nodes and return the parent.
So in this case the query will look like this:
match (n0)-->(n1)-->(n2)-->(n3)
where n1.uid % 100…
sten
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Redisgraph in Azure
Is Redisgraph available in Azure through the Market place?
We only see Redis Cache service in Azure Market place.
We wanted to deploy RedisGraph using the Azure arm template, is it possible?
user3023949
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Path that contains specific nodes in the middle?
In Cypher you can get path anchored on two nodes f.e.
match path=(a)-[r:rel*1..5]->(b)
where a.val = 1 and b.val = 2
return path
the question is how can I get paths that contain say node '(x) where x.val = 5' in the middle, instead of all paths
sten
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RedisGraph: Specifing Integer type of values ? Max int?
Is there a way to specify which specific type of integer a property can use : int16, uint32 .. ?
or is it just NUMBER ??
Second : which is the biggest integer value that we can use in RedisGraph ?
sten
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Finding the "GAP" in node values ? or next?
Let say I have a nodes with values a multiples of 10. I want to find the first GAP in the values.
Here is how I would do it in numpy :
> np.where(np.diff([11,21,31,51,61,71,91]) > 10)[0][0] + 2
> 4 i.e. 41
How would I do this in Cypher... ?
…
sten
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RedisGraph: Merge nodes and move all the reletionships?
In RedisGraph using Cypher/python is there a way to
Merge two nodes and move all the relationships from the old node to the new node ?
I suspect there are no pure Cypher solution... in that case what will be the equivalent atomic operations and how…
sten
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conditional creations of relations?
I have a query to move relations, but if there are existing target relations they are not replaced, so I end up with two similar connections.
match (new:state) where new.val = {new}
match (b:state)-[r1:q]->(p:state)-[r2:q]->(n:state)
…
sten
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RedisGraph - UNWIND batch of queries
I would like to execute a batch of queries in RedisGraph with the Python API in order to speed up the creation of big knowledge graphs.
In Neo4J, the UNWIND command can be used by the Neo4J Python API and allows to parallelize queries. In this…
Filippo Grazioli
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MERGE the edges even if the values differ?
the following query will create (n1)->(n2) pair.
If the nodes already exists they will be reused.
match (n1:X),(n2:X) where n1.val = 11 and n2.val = 12
merge (n1)-[x:q {val: 0 }]->(n2)
the problem is that if the edge with x.val that is…
sten
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How to get all the indexes created on a label using cypher query in redisgraph
How to get all the indexes created on a label using cypher query in redisgraph.
I tried below command, but it returned error message.
CALL db.indexes();
ERROR:Procedure db.indexes is not registered
Jagadeesh Urlana
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How to remove/delete duplicate nodes from RedisGraph
Can someone help me on deleting duplicate nodes from the RedisGraph for a particular label. I found cypher queries in Neo4j, but the are not supporting in Redis. Please help me on this.
I used below query, then RedisInsight thrown error
MATCH…
Jagadeesh Urlana
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redisgraph-bulk-loader issues with huge data in csv file
Below are the few issues I am getting when I am trying to upload a file with around one million records. Help me on resolving the issues. When I am try to find the solution in blogs, all are suggesting to modify some logic. But I am using…
Jagadeesh Urlana
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Java client Cypher query with RedisGraph redis.clients.jedis.exceptions.JedisDataException: errMsg: Invalid input 'p': expected PROFILE line: 1
Using RedishGraph from Redis Labs in Java project. Getting below error when I pass Map Properties as input to Cypher query.
ObjectMapper oMapper = new ObjectMapper();
Person person=new Person(2, "Jagadeesh", 23);
Map personMap =…
Jagadeesh Urlana
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Can I rewrite this Cypher query to be compatible with Redis Graph?
My use-case is that I have some agents in organisation structure. I want select for some agent (can by me) to see sum (amount of money) of all contracts that that agents subordinates (and subordinates of their subordinates and so on...) created with…
Martin Sršeň
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