Module Eight: Relational Algebra in SQL and query planning
Abstract
This module is all about Relational Algebra in SQL and query planning. It describes the theoretical underpinning of query languages such as SQL. Query planning shows you how a query is executed as opposed what it does.
Description
This module is all about Relational Algebra in SQL and query planning. It describes the theoretical underpinning of query languages such as SQL. Query planning shows you how a query is executed as opposed what it does.