发明授权
US06738782B2 Method and mechanism for extending native optimization in a database system
有权
在数据库系统中扩展本机优化的方法和机制
- 专利标题： Method and mechanism for extending native optimization in a database system
- 专利标题（中）： 在数据库系统中扩展本机优化的方法和机制
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申请号： US10096008申请日： 2002-03-11
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公开(公告)号： US06738782B2公开(公告)日： 2004-05-18
- 发明人: Nipun Agarwal , Dinesh Das , Viswanathan Krishnamurthy , Ravi Murthy , Anil Nori , Jagannathan Srinivasan
- 申请人： Nipun Agarwal , Dinesh Das , Viswanathan Krishnamurthy , Ravi Murthy , Anil Nori , Jagannathan Srinivasan
- 主分类号： G06F1730
- IPC分类号： G06F1730
摘要：
A method and system for optimizing the execution of database statement is described. Optimization of database statements having non-boolean predicates is disclosed. Also disclosed is the determination and use of different granularity levels of information for submitting database statement predicates to optimizer-related functions.