Paragon Papers and ArticlesFeatures the latest programming and technology related articles from Paragon CorporationUsing PostGreSQL User-Defined Functions to solve the Tree Problem- February 15, 2004 In a prior article we discussed how to use SQL Server's user-defined functions to solve the recursive tree problem. In the SQL version we solved the common who reports to who problem. In this article we demonstrate how to solve the classic tree problem using PostGreSQL user-defined functions. We will use a different example.http://www.paragoncorporation.com/ArticleDetail.aspx?ArticleID=24 |