Search: in, Schema Evolution, Vassiliadis, P, n/a

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Metrics for the Prediction of Evolution Impact in ETL Ecosystems: A Case Study

... ETL architect needs to design and improve an ETL design in a way that satisfies both performance and correctness guarantees and often, she has to choose among various alternative designs. In this paper, we focus on ways to predict the maintenance effort of ETL ...

Publication - pvassil - 04/25/2013 - 08:40 - 0 comments - 0 attachments

Towards quality-oriented data warehouse usage and evolution

... provide high level quality of data and quality of service. In the DWQ project we have proposed an architectural framework and a repository ... metadata which describes all the data warehouse components in a set of metamodels to which is added a quality metamodel, defining for each ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 1 attachment