https://www.dotnetzone.gr:443/cs/blogs/dotnetrules/archive/2012/04/07/the-dangers-of-over-indexing-your-sql-server-tables.aspxI have been teaching SQL Server recently in my capacity as MCT and to be totally honest with you I enjoy it very much.The topic that kept popping up all the time was indexes and how to use indexes to achieve high performance in SQL Server .Indexes iselCommunityServer 2.1 SP3 (Build: 20423.1)