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When to USe Non-CLutered Index

  • May 31, 2010 at 6:37 am

    #235722

    Hi Friends,

    We are using CLutered index with non clustred indexes in same table.

    When to use Non CLustered index and why? when we have CLustred index

  • May 31, 2010 at 6:55 am

    #1174488

    When you need to filter on columns other than the clustered index.

    This may help. http://qa.sqlservercentral.com/articles/Indexing/68439/ (3-part series)

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass

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