WARLOCK: A Data Allocation Tool for Parallel Warehouses

  title={WARLOCK: A Data Allocation Tool for Parallel Warehouses},
  author={Thomas St{\"o}hr and Erhard Rahm},
We present the WARLOCK tool to automatically determine a parallel data warehouse’s allocation to disk. This GUIequipped tool is implemented in Java and utilizes an internal cost model and heuristics to determine a disk allocation minimizing both I/O work and query response times. WARLOCK recommends a ranked list of fragmentation candidates, a detailed query performance analysis and a tailored physical allocation scheme for relational star schemas and bitmap indexes. It supports multi… CONTINUE READING
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A Data Allocation Tool for Parallel Data Warehouses

  • T. Stöhr
  • Technical Report,
  • 2001
1 Excerpt

Analytical I/O analysis of data allocations for parallel data warehouses (in German)

  • T. Stöhr
  • Proc. German database conference BTW,
  • 2001
2 Excerpts

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