Pedro L. Takecian

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Over time, data warehouse (DW) systems have become more difficult to develop because of the growing heterogeneity of data sources. Despite advances in research and technology, DW projects are still too slow for pragmatic results to be generated. Here, we address the following question: how can the complexity of DW development for integration of(More)
Process-oriented systems such as scientific workflows and business processes can be designed and implemented based on advanced transaction models or other formal models for concurrent distributed systems. Advanced transactional modeling approaches trade the classic benefits of isolation and atomicity properties for long lived transactions, giving it the(More)
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