What is the syntactical form of your user id values? --- A. Soroka The University of Virginia Library
> On Jul 6, 2016, at 10:14 PM, Al Shapiro <als...@yahoo.com.INVALID> wrote: > > Daniel, > I want to create a Named Graph "X", based on User-Id, the data for each named > Graph is created on the fly, when a Match occurs against the Default Graph > (which has already been loaded to the Jena TDB)... > I need to know how to generate the Named Graph based on IRI? > Do I create a NameSpace for the IRI? > Please give me an example... > Thank you, > Al > > On Wednesday, July 6, 2016 6:45 AM, Daniel Hernández <dan...@degu.cl> > wrote: > > > I suggest that you first translate your data to RDF using an script > (e.g., in Ruby, Python, etc.) to generate a text file in one of the RDF > serialization formats that support named graphs (e.g., nquads). Then, > you can load the data into jena using tdbloader. > > Daniel > > El 06/07/16 a las 01:10, Al Shapiro escribió: >> Daniel, >> Thank you, this gives me part of the answer... >> Can you give me an example(s) of the IRI's that you used to name your Named >> Graphs and how they are defined as an IRI, in Sparql?. >> Please withhold any proprietary info... >> Thank you again, >> Al >> >> >> >> >> On Tuesday, July 5, 2016 9:55 PM, Daniel Hernández <dan...@degu.cl> >> wrote: >> >> >> Hi Al, >> >> Yes, you can use any IRI to name graphs. Thus, in particular you can use >> user ids to compose names of graphs. >> >> Daniel >> >> El 05/07/16 a las 23:58, Al Shapiro escribió: >>> Hi Daniel, >>> I am a Newbie at Jena Sparql and I would like to know how you addressed the >>> value of each Named Graph you created, for example, I have successfully >>> used GRAPH qm:g1 to create a Named Graph "g1", can I substitute a variable >>> for "g1" such as "user _number", to create multiple Named Graphs based on >>> the value of "user _number"? >>> Thank you for help... >>> Al >>> >>> >>> >>> >>> >>> >>> >>> >>> On Monday, July 4, 2016 8:38 PM, Daniel Hernández <dan...@degu.cl> >>> wrote: >>> >>> >>> Hi Chris, >>> >>> It is possible. In fact, I have loaded 57 million of named graphs and >>> then queried without problem. You can see the details in >>> http://users.dcc.uchile.cl/~dhernand/research/ssws-2015-reifying.pdf >>> >>> Daniel >>> >>> El 04/07/16 a las 19:21, Chris Jones escribió: >>>> Hi All, >>>> >>>> How many named graphs can Jena gracefully handle? Hundreds, thousands, >>>> millions? I've found references to Jena handling large triple stores, >>>> with billions of statements; but nothing about how many named graphs. >>>> >>>> I'm writing a system where I'm considering giving each remote client >>>> its own named graph where it uploads data. I'm further considering >>>> keeping historical data, so the client would get a new named graph >>>> each time it sent its data. I'm curious if this is a bad idea. >>>> >>>> Chris >>>> >>> >>> >>> >> >> >> >> > > > >
