Category Archives: T-SQL
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Updating a view
Leave a commentSeptember 30, 2015 by Kenneth Fisher
I was recently asked how to update views. Specifically the question was about using triggers to update a view. So …
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“sql_handle” is not a recognized table hints option.
Leave a commentSeptember 23, 2015 by Kenneth Fisher
I’ve you’ve run a query similar to the following: And gotten an error similar to: Msg 321, Level 15, State …
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Using @@ROWCOUNT can be a bit tricky
2September 16, 2015 by Kenneth Fisher
@@ROWCOUNT is a very useful system variable that returns the number of rows read/affected by the previous statement. It’s frequently …
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Finding the worst running query in a stored procedure
10September 10, 2015 by Kenneth Fisher
The other day I was asked to tune a stored procedure. Not exactly an uncommon task, but I worked something …
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Pulling data from the error log
6August 17, 2015 by Kenneth Fisher
The other day I was asked to pull a list of errors from the SQL Server log into a table …
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Getting and storing a high precision datetime
5August 13, 2015 by Kenneth Fisher
Earlier today I was working on a project where I was recording some time stamps. In order to get as …
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A pattern to match correctly on a value or a NULL
3August 5, 2015 by Kenneth Fisher
As you may have noticed if you read my blog I learn a lot from trolling various forums. In this …
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Filtered Index restrictions and Kendra Little’s Index Quiz
Leave a commentJuly 20, 2015 by Kenneth Fisher
A few weeks ago I saw a tweet about Kendra Little’s (b/t) new SQL Server Quizzes. Of course I had …
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Blocking and deadlocking on purpose
Leave a commentJuly 1, 2015 by Kenneth Fisher
Blocking and deadlocking are not things you typically want to do deliberately. But sometimes you need to test error handling …
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Which user function do I use?
Leave a commentJune 24, 2015 by Kenneth Fisher
Earlier this week I was scripting out a table with some legacy columns (InsertDate and InsertBy for example). If you …
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