SQL Server impersonation, or context switching, is a means to allow the executing user to assume the permissions of a given user or login until the context is set back, set to yet another user, or the session is ended. Deanna Dicken shows you two mechanisms for accomplishing this task and walks through some examples.
Google recently unveiled a dashboard to allow users to manage the data that Google stores about them. Including removing search data! Steve Jones comments on the possibility of implementing this for other companies.
There are a number of events coming up in 2010 that need speakers to share their knowledge of SQL Server with others. Check out this list and consider submitting something.
This technical note describes the consolidation options, considerations, and best practices for Microsoft® SQL Server® 2008 Analysis Services that the SQL CAT team has derived from working with Analysis Services customers. In this technical note, we also discuss an Analysis Services load balancer solution that one of our internal customers uses to load balance queries from Microsoft Excel® and SQL Server Reporting Services clients across multiple query servers to increase query performance and provide availability.
The Problem
SQL Server is a huge product with lots of moving parts. Bugs happen. Microsoft has a place to voice...
Come to this great one day training event in Philadelphia, PA. SQL Saturday is a great way to get free training on all aspects of SQL Server.
Tutorial on using Script Component, Regular Expression and derived Column Transform to dynamically map different source column types into the appropriate target column for address data.
Part 3 of this series, Shahfaisal Muhammed brings a common method of deploying your SSAS projects to a new server: backup and restore. The rest of the series covers other methods.
Should we evolve the database mirroring technology to work with multiple mirrors? Steve Jones says this might be an interesting idea.
Learn about SQL Server 2008 Reporting Services with this new title from Wiley. We have a sample chapter you can read to see if you like this book.
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers