Graphical representation of query optimizer search space in a database management system
A system, method, and computer program product are provided for generating a graphical representation of a query optimization process. The method comprises the steps of parsing a search space log, presenting one or more evaluated access plans on an axis of a timeline, identifying a best access plan...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A system, method, and computer program product are provided for generating a graphical representation of a query optimization process. The method comprises the steps of parsing a search space log, presenting one or more evaluated access plans on an axis of a timeline, identifying a best access plan on the timeline, and outputting a graphical representation of the timeline. An additional system, method, and computer program product are provided for recording a query optimization process of a query optimizer. |
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