EXECUTION OF QUERY PLANS

Example techniques for execution of query plans are described. In an example, a query plan may include a first sub-plan and a second sub-plan that are to provide the same output. One among the first sub-plan and the second sub-plan may be selected during execution of the query plan based on a runtim...

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Hauptverfasser: WALIMBE, Abhijeet, SOUNDARARAJAN, Suresh, BALARAMAN, Krishnamoorthy
Format: Patent
Sprache:eng
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Zusammenfassung:Example techniques for execution of query plans are described. In an example, a query plan may include a first sub-plan and a second sub-plan that are to provide the same output. One among the first sub-plan and the second sub-plan may be selected during execution of the query plan based on a runtime performance parameter of a component to be involved in execution of the first sub-plan and a runtime performance parameter of a component to be involved in execution of the second sub-plan.