• david (5/8/2008)


    What if the user doesn't choose any values because they don't want to filter the report on this parameter? I believe this solution would return no data to the report instead of all.

    A multi-value list parameter must have at least one item chosen for you to view the report, and you can't select for it to be null. A solution to your scenario would be to do the "Select All" that is available for multi-value parameters.

    Wayne
    Microsoft Certified Master: SQL Server 2008
    Author - SQL Server T-SQL Recipes


    If you can't explain to another person how the code that you're copying from the internet works, then DON'T USE IT on a production system! After all, you will be the one supporting it!
    Links:
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    Performance Problems
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    Understanding and Using APPLY Part 1 & Part 2