http://www.sqlservercentral.com/Articles tagged Programming, Semaphore posted on SQLServerCentral.comen-us360sjones@sqlservercentral.com (Steve Jones)SQL Server does a great job of handling concurrency & ensuring that users can make changes in multi-user systems without conflict. However there are times a strict calling order is needed. http://www.sqlservercentral.com/articles/Miscellaneous/2649/2006/10/17http://www.sqlservercentral.com/articles/Miscellaneous/2649/