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Rebuild indexes online with SQL Server 2005
http://blogs.techrepublic.com.com/datacenter/?p=249
Online index rebuild
SQL Server 2005 introduces the ability to rebuild your indexes in an
online fashion so that other processes are able to access the table
while the rebuild is occurring. Because y ......
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http://www.sql-server-performance.com/tips/clustered_indexes_p1.aspx
As a rule of thumb, every table should have a clustered index. Generally, but not always, the clustered index should be on a column that monotonically increases--such as an identity column, or some other column where the value is ......