Methods and systems for database statement execution plan...

Details Methods and systems for database statement execution plan... Methods and systems for database statement execution plan...

2008-01-29

2008-01-29

Lu, Kuen S (Department: 2167)

Data processing: database and file management or data structures

Database design

Data structure types

C707S793000, C707S793000, C707S793000

Reexamination Certificate

active

07324985

ABSTRACT:
The methods and systems for database statement execution plan optimization exploit bind variable data available on the network to build and optimize an execution plan for the statement. A system for database statement execution plan optimization comprises a bind variable analyzer, a frame allocator, and an optimizer, in addition to a parser for parsing and analyzing the statement, a type checker for type checking the statement, and a tree builder for building an expression tree.

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patent: 2003/0055813 (2003-03-01), Chaudhuri et al.
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