Invention Grant
US08745036B2 System, method, and computer-readable medium for enhancing query execution by an optimizer in a database system
有权
用于增强数据库系统中优化器的查询执行的系统，方法和计算机可读介质
- Patent Title: System, method, and computer-readable medium for enhancing query execution by an optimizer in a database system
- Patent Title (中): 用于增强数据库系统中优化器的查询执行的系统，方法和计算机可读介质
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Application No.: US12498391Application Date: 2009-07-07
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Publication No.: US08745036B2Publication Date: 2014-06-03
- Inventor: Louis Burger
- Applicant: Louis Burger
- Applicant Address: US OH Dayton
- Assignee: Teradata US, Inc.
- Current Assignee: Teradata US, Inc.
- Current Assignee Address: US OH Dayton
- Agent Steve McDonald; Randy L. Campbell, Jr.
- Main IPC: G06F7/00
- IPC: G06F7/00 ; G06F17/30
Abstract:
A system, method, and computer-readable medium that provide automatic and dynamic control of optimizer settings in a large complex system environment are provided. The optimizer may pursue more aggressive query execution plans and switch to a more conservative approach in cases of actual observed inaccuracies.
Public/Granted literature
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