Column Stored Index

  • What is the exact benefit of column stored index in sql

  • It's primarily used for heavy aggregation structures, such as warehouses. The problem is you can't update a table with that index attached, so it'd really only be useful on warehouse you do overnight updates to.

    Columnstore Update Workarounds

    It is however far too deep a discussion to randomly do over a forum post. If you want more information about it I recommend you start with the Technet article(s) on it and come back if you have particular questions you need help clarifying:

    Technet Article on Columnstore


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  • There's a nice introduction to it[/url] over on Simple Talk.

    SQL Server 2014 has updateable columnstore indexes.

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  • Thank you.

  • I got it. Thanks.

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