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Snapshot by namduong2k2.de is a document available to read on EtoBox.
What is Snapshot about?
This document discusses the implementation of real-time snapshot maintenance in data warehouses using incremental ETL pipelines. It introduces a workload scheduler that ensures serializability between concurrent maintenance transactions and OLAP queries while managing data freshness through a query-driven refresh policy. The approach leverages Change-Data-Capture methods and aims to optimize performance under read-/update-heavy workloads, demonstrating comparable results to near real-time ETL systems while
- Author
- namduong2k2.de
- Language
- EN