An efficient expected cost algorithm for dynamic indexing of spatial objects

  • Authors:
  • Gopi K. Attaluri

  • Affiliations:
  • University of Waterloo

  • Venue:
  • CASCON '94 Proceedings of the 1994 conference of the Centre for Advanced Studies on Collaborative research
  • Year:
  • 1994

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Abstract

Spatial object management is important in numerous application areas, including geographic data, CAD, and VLSI design. It often involves insertion, deletion, and range search of spatial objects, so requires efficient dynamic indexing of objects.This paper describes an (in memory) indexing algorithm developed in the context of concurrency control for large, unstructured objects in non-traditional database applications. It supports insertion, deletion, and range search of orthogonal spatial objects. Our analysis shows it to have a good average-case runtime for databases with relatively low degree of object overlapping, such as the locking application at hand.