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Tutorial and pseudo-algorithm for CMDBF Query operation
[UPDATE: an updated version of the algorithm that complies to version 1.0 of the specification (and not 0.95 as in this post) is now available] The CMDBF Query operation (section 4 of the CMDBF...
View ArticleCMDBf 1.0 specification released
The CMDBf committee has just released version 1.0 of the specification. Van Wiles has an overview of the changes between 0.95 and 1.0. I left HP soon after 0.95 was released and that’s when my...
View ArticleReview of the CMDBf specification version 1.0
Having read the recently released CMDBf 1.0 specification over the weekend, I see several improvements since 0.95, including: the introduction of depthLimit the lastModified metadata element the...
View ArticleIllustrative algorithm for CMDBf 1.0 Query operation
When I posted an algorithm for the server side implementation of a CMDBf Query call for version 0.95 of the specification, the interoperability testing session based on that version was over and I was...
View ArticleAn interesting business process query language
While doing some research on the different ways to probe and squeeze business process definitions to extract insight relevant for IT management I ran into this very interesting paper: Querying Business...
View ArticleOf graphs and trees: Kingsley Idehen to the rescue
I just read the transcript of Jon Udell’s podcast interview of Kingsley Idehen. It’s almost two years old but it contains something that I have tried (and mostly failed) to explain for a while now, so...
View ArticleI have seen the future of CMDBf
I got a sneak peak at CMDBf v2 today. I am calling it v2 based on the assumption that the one being currently standardized in DMTF will end up being called 1.0 (because it’s the first one out of DMTF)...
View ArticleOslo, blog posts and my crystal ball
There is more and more information coming out about Oslo in anticipation of the Microsoft PDC in October. David Chappell recorded a video about it last month. More recently Doug Purdy and Don Box each...
View ArticleCMIS, APP, Zen-SOAP and WS-KitchenSink: some data points
The recent release of an early draft of a content management specification (CMIS, for Content Management Interoperability Services) provides an interesting perspective on not just SOAP-versus-REST but...
View ArticleHere be (XML) dragons
Spoiler alert: if you like to learn things the hard way, don’t follow this link. It points to a clear description of all the problems, frustrations, disillusions and “ah ah!” moments that are ahead of...
View ArticleWS Resource Access working group starting at W3C
Things went quiet for a while, but the W3C Web Services Resource Access Working Group has finally taken life, as was announced last week. It’s a well-know PR trick to announce bad news on a Friday such...
View Article“Federationing”
I am glad to see that, as it inches towards standardization in the DMTF, the CMDBf specification is getting more visibility. Forrester’s Glenn O’Donnell recently wrote very positively about it on his...
View ArticleSquare peg, REST hole
For all its goodness, REST sometimes feels like trying to fit a square peg in the proverbial round hole. Some interaction patterns just don’t lend themselves well to the REST approach. Here are a few...
View ArticleYoga framework for REST-like partial resource access
A tweet by Stefan Tilkov brought Yoga to my attention, “a framework for supporting REST-like URI requests with field selectors”. As the name suggests, “Yoga” lets you practice some contortions that...
View ArticleREST + RDF, finally a practical solution?
The W3C has recently approved the creation of the Linked Data Platform (LDP) Working Group. The charter contains its official marching orders. Its co-chair Erik Wilde shared his thoughts on the...
View ArticleBig Data in the Cloud at Google I/O
Last week was a great party for the entire Google developer family, including Google Cloud Platform. And within the Cloud Platform, Big Data processing services. Which is where my focus has been in the...
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