How to program with loops Some of the most common loops are the For, ForEach-Object, and While, Do-While and Do-Until loops. Below we’ll explain what the loops are and how to program them. For loop ...

tdammers answers (112 votes): Recursion is not intrinsically better or worse than loops—each has advantages and disadvantages, and those even depend on the programming language (and implementation).

Tim Chapman discusses your iteration choices in SQL Server 2008 and explains why determining which option performs better depends on the situation.