A Real-Time In-Memory Discovery Service: Leveraging by Jürgen Müller

By Jürgen Müller

​The study offered during this booklet discusses the best way to successfully retrieve tune and hint details for an merchandise of curiosity that took a definite course via a fancy community of brands, wholesalers, shops, and shoppers. To this finish, a super-ordinate process known as "Discovery provider" is designed that has to deal with quite a lot of information, excessive insert-rates, and a excessive variety of queries which are submitted to the invention carrier.

An instance that's used all through this booklet is the ecu pharmaceutical offer chain, which faces the problem that progressively more counterfeit medicinal items are being brought. among October and December 2008, greater than 34 million faux drug capsules have been detected at customs regulate on the borders of the eu Union. those faux medicines can placed lives at risk as they have been alleged to struggle melanoma, take impression as painkiller or antibiotics, between others.

The strategies defined during this publication could be followed for offer chain administration use situations except music and hint, reminiscent of bear in mind, offer chain optimization, or offer chain analytics.

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2 Approaches to Retrieve Track and Trace Information Without Discovery Services Read Event Repository of Wholesaler 1 Manufacturer's Read Event Repository Read Event Repository of Wholesaler 2 33 Retailer's Read Event Repository Fig. 6 Example for a doubly-linked list in the daisy chain approach The major vulnerabilities of the daisy chain approach are that it is fragile due to its structure and slow given the fact that requests sequentially have to process the chain. It is not possible to query all relevant read event repositories in parallel.

This test data set should be sufficient for most researchers. Thus, no 1:1 model is generated. Instead, the test data of the 1:100 model can be replicated if necessary. This test data is not only used in the context of this thesis but it is also adopted by researchers of SAP Research Dresden and Technical University of Munich. I assume that the European pharmaceutical supply chain is active for 50 weeks a year with 6 days each week and 14 h per day. 3 million read events per hour, thus, about 2,300 read events per second.

1 A Central Data Store for Each Item A straightforward approach to collect all read events for a uniquely identified item i ∈ I could be a central data store. Each i ∈ I would have a dedicated data store. com. e. com/urn/epc/id/sgtin/037191/123262414837. The interaction with the item’s data store could follow the REST-ful architectural style [64]. To retrieve the URL, the ONS could be used. However, discussions about the suitability of the ONS, especially security, are still ongoing [58, 60, 157, 166].

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