SQL Saturday #114 - Vancouver
A free day of SQL Server training in Vancouver, BC, Canada on Mar 17, 2012.
2012-03-06
1,373 reads
Articles
SQL Saturday #115 - Portugal
A free day of SQL Server training in Lisbon. Register and come if you can.
2012-03-06
1,289 reads
TSQL Challenge 77-Transform monthly resource efforts to weekly actuals
The challenge is to transform monthly resource efforts into weekly actuals.
2012-03-05
735 reads
Working with Perfmon CSV logs in Powershell
When all you have is Powershell and perfmon logs, here's a way you can use them together to perform some analysis.
2012-03-05
4,161 reads
2012-03-05
1,402 reads
The Road to Professional Database Development: Set-Based Thinking
Under the pseudonym of 'SwePeso', Peter Larsson is famous on SQL forums for the amazing performance he can get from SQL. How does he do it? In the first of a series of articles, Peter explains his secrets.
2012-03-05
4,317 reads
Eliminating Duplicate Rows using The PARTITION BY clause
The Partition clause in the Row_Number() Over() function is a quick tool for eliminating duplicate rows.
2012-03-02 (first published: 2010-09-22)
144,345 reads
Exploring SSIS Architecture and Execution History Through Scripting
When you are using SSIS, there soon comes a time when you are confronted with having to do a tricky task such as searching for particular connection strings in all your SSIS packages, or checking the execution history of scheduled SSIS jobs. You can do this type of work effectively in T-SQL as Feodor Georgiev explains.
2012-03-02
2,397 reads
Change the port number for connections to SQL Server
How to change the port number for connections to SQL Server.
2012-03-01
13,681 reads
Potential Security Exploit Using CONTROL SERVER Permissions in SQL Server
In this tip we cover what CONTROL SERVER is, how to detect its use and a possible way to exploit this permission.
2012-03-01
2,469 reads
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Question of the Day
Getting the Average
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