Daca folositi SQL Server 2005 cititi neaparat acest articol: http://blogs.msdn.com/sqlcat/archive/2006/02/13/531339.aspx
Va raspunde la intrebarea aduce un index mai mult overhead decat e utilizat?
Cristian Andrei Lefter, SQL Server MVP
MCT, MCSA, MCDBA, MCAD, MCSD .NET,
MCTS, MCITP - Database Administrator SQL Server 2005
http://sqlserver.ro