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Viewing 8 posts - 1 through 8 (of 8 total)

  • RE: Understanding Index Usage

    Mike (4/1/2009)


    Glad to hear it all worked out and was beneficial for you. Always a good feeling to see those queries drop from minutes to under a second,...

  • RE: Understanding Index Usage

    Mike (3/25/2009)


    Given the code you have here (I am copying it in for my own reference)

    SELECT

    M.Surname,

    M.GivenName,

    A.StreetNumber,

    ...

  • RE: Understanding Index Usage

    Thanks Mike. I'll try out your suggestion tomorrow and will get back to you.

  • RE: Understanding Index Usage

    Since I got them, I might as well post some of my test results:

    Clustered Index on MemberID, index on StreetNumber, index on StreetName

    Execution Plan: select, nested loop, index seek on...

  • RE: Understanding Index Usage

    How many ways can you skin a cat? I've been testing the join with a number of different index combinations and I haven't found a clear cut winner. I have...

  • RE: Understanding Index Usage

    Mike, thanks for all of your help. You'll see below that we're on the right track!

    You may want to check on the IO's for these queries to get a better...

  • RE: Understanding Index Usage

    I have another example that demonstrates this issue. Take the following query:

    SELECT

    M.Surname,

    M.GivenName,

    A.StreetName

    FROM

    Member AS M

    ...

  • RE: Understanding Index Usage

    Thanks for your response Mike.

    Try updating the statistics on that table and post the results.

    Update statistics member with fullscan

    I tried this and ran it again. The execution plan remains unchanged....

Viewing 8 posts - 1 through 8 (of 8 total)