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Reorganization of data under continuous workload

  • US 9,009,112 B2
  • Filed: 03/15/2010
  • Issued: 04/14/2015
  • Est. Priority Date: 03/15/2010
  • Status: Active Grant
First Claim
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1. A database management system comprising:

  • one or more computer readable storage media storing executable instructions that when executed by a processor provide;

    a reorganization component configured to monitor performance parameters of a database relative to performance limits and perform dynamic adjustment of a composition of logical database units that provide online data of the database to increase or decrease the logical database units of the composition in response to changes that impact database performance, the reorganization component configured to merge multiple logical database units into a single logical database unit, the multiple logical database units being primary replicas of different partitions, the primary replicas receiving data modifications, the single logical database unit being a secondary replica, the secondary replica receiving the data modifications from the primary replicas.

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