##  [Query Optimization](/index.php/query-optimization) 

  ##  [Query Optimization](https://natural.quantumdictionary.io/query-optimization-0) 

  

 [![Natural & Formal Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Natural%20%26%20Formal%20Sciences.png.webp?itok=2kCDRVQv)](/index.php/topic-specific-dictionaries/natural-formal-sciences)



**Natural & Formal Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The process inside a database management system of selecting an execution plan for a declarative query by transforming equivalent algebraic expressions, estimating costs, and choosing operators, join orders, and access paths that minimize expected resource usage or latency.