The basic concept of recursion is straightforward: a given chunk of code calls itself until some boundary condition is reached. Arthur Fuller demonstrates how to use recursion in T-SQL. TechRepublic’s ...

--RECURSION IN SQL IS TYPICALLY IMPLEMENTED USING COMMON TABLE EXPRESSIONS (CTES) SOMETIME WE ALSO USE SELFJOIN FOR RECURSION. --THIS FEATURE IS USEFUL FOR HIERARCHICAL DATA, SUCH AS ORGANIZATIONAL ...

In mathematics, the factorial of a non-negative integer n, denoted by n!, is the product of all positive integers less than or equal to n. For example, 5! = 5 * 4 * 3 * 2 * 1 = 120. The value of 0! is ...