Wow - Bo - you just made my day! This is an amazing amount of quality work here.
When I've read through the documentation and the presentations in more detail, I'll post again but I am enormously impressed. Thanks again! John O' On Sunday, March 13, 2016 at 7:57:04 AM UTC-6, Bo Ferri wrote: > > Hi John, > > I'm not really sure what you are looking for. Are you looking for > > 1. identifiers for single statements a.k.a. triples, i.e., node-edge-node > parts > > or > > 2. identifiers for (sub) graphs,i.e., multiple statements (node-edge-node) > that belong together; this can be for example Concise Bounded Descriptions > (CBD, [1]), i.e., flat or hierarchical records, or Named Graphs [2] > > For our datamanagement platform d:swarm [3] we dealt with both issues, > i.e., we assign statement identifiers to every (content) relationship > (/statement) in our graph in form of a hash and furthermore we are able to > divide the graph into multiple named graphs (which are named 'data model' > in our domain model). See [4] for an example of how this can be look like. > There you can see a single record with a hierarchical structure. In [5] you > can see a flat record, whereby a relationship is selected. There you can > see the data model identifier (a prefixed URI), a resource identifier (a > hash; which is especially important for hierarchical records) and a > statement identifier (a hashed UUID). Furthermore, properties at > relationships enable us to add further qualified statements, e.g., order or > version range. > All this is baked into a (experimental) Neo4j Unmanaged Extension [6,7]. > > Maybe this is something you are looking for, or maybe it helps you to > express what you are looking for (at least ;) ). > > Cheers, > > > Bo > > > [1] https://www.w3.org/Submission/CBD/ > [2] https://en.wikipedia.org/wiki/Named_graph > [3] https://github.com/dswarm/dswarm-documentation/wiki > [4] > https://docs.google.com/presentation/d/1Aa_JM8YjSOF3A4LPm0ZuoFWzu5h-NN7VtygAE0WG97Q/pub?start=false&loop=false&delayms=60000#slide=id.g58f97b25d_0_280 > [5] > https://docs.google.com/presentation/d/1Aa_JM8YjSOF3A4LPm0ZuoFWzu5h-NN7VtygAE0WG97Q/pub?start=false&loop=false&delayms=60000#slide=id.g58f97b25d_0_292 > [6] https://github.com/dswarm/dswarm-graph-neo4j > [7] https://github.com/dswarm/dswarm-documentation/wiki/Graph-Data-Model > > > On Saturday, March 12, 2016 at 4:39:45 PM UTC+1, John O'Gorman wrote: >> >> Maybe I can try to clarify my ideas a bit. >> >> When a cluster of nodes is persistent (the same nodes relate to each >> other to, say, uniquely identify an individual person) I would like to be >> able to link the cluster without losing the identity of the component >> nodes. Since all my individual nodes are potentially reusable I can still >> connect to them if a design requires it, but creating a relationship to a >> cluster should be similar to doing a join without knowing what other >> information is attached. >> >> Clear as mud? >> >> >> >> On Thursday, March 10, 2016 at 12:31:49 PM UTC-7, John O'Gorman wrote: >>> >>> I am working with a Neo4J model that uses a finite set of Labels based >>> on the six interrogatives (Who, What, When, Where, Why and How) and on a >>> similarly constrained set of relationships: Is_A, Is_Has, Is_Part_Has, >>> Is_Precedent_Has, Is_Equivalent_Has and Is_Property_Has. Since the nature >>> of a Relationship in this model uses nodes instead of arbitrary edges (i.e. >>> "Lives_In" for the example below, I end up with statements (in pseudo >>> Cypher) like the following: >>> >>> :Person {'Fred Flinstone'} - [:Is_Has] -> :Status {'Resident'} <- >>> [:Is_Has} - :Place {'Bedrock'} >>> >>> My question is: I was wondering if I can assign a unique identifier (or >>> a URI) to the statement above in order to reference it (establish a new >>> relationship to it) later. >>> >>> I am thinking it would be a better alternative than hyper-edges. >>> >>> Thoughts? Other than (WTH is he thinking?) :D >>> >>> Thanks. >>> >> -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to neo4j+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
