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Statistics mechanisms in multitenant database environments

  • US 9,286,343 B2
  • Filed: 06/24/2013
  • Issued: 03/15/2016
  • Est. Priority Date: 07/03/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • maintaining a master statistics file in a multitenant environment, the master statistics file having statistics corresponding to multiple tenants within the multitenant environment;

    parsing the master statistics file into an object having an ordered grouping of statistical information corresponding to one or more selected tables stored in a single database within the multitenant environment;

    generating statistics for a table, the table corresponding to a selected tenant of the multitenant environment, the table from the one or more selected tables; and

    updating the master statistics file based on the generated statistics for the table.

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