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hash match

  • April 6, 2016 at 9:41 am

    #306253

    I'm joining two tables on their clustered index and selecting the clustered index. What is the purpose of the Hash Match in the exe plan?

  • April 6, 2016 at 9:42 am

    #1870230

    It's the join operator. It's what SQL uses to match the rows from one table to the other.

    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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