More in this category »

SQL Server

More in this category »

From the Community

More in this category »

Other News

Pro Members SQL Server Standard Members

Database Models and Relational Algebra – Part 5

THE RELATIONAL CALCULUS In relational calculus, a query is conveyed as a formulary plan which contains a number of variables as well as an expression concerning these variables. It is up to the Database Management System (DBMS) to convert these non – technical queries into the same, well-organized, effective and procedural queries. The concept of relational calculus was first planned...

This content is for Pro, Pro Member, Pro Member Annual - Valentine's, Pro Member Monthly - Valentine's, Standard, Standard Member, Standard Member Annual - Valentine's and Standard Member Monthly - Valentine's members only.
Log In Register