Tag Archives: sql statements
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Updating a view
2September 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
3September 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
14September 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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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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What is a CTE
3April 6, 2015 by Kenneth Fisher
CTEs (Common Table Expressions) are one of the most interesting and useful tools added to T-SQL in the last decade. …
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Clean out all bad characters from a string.
10March 25, 2015 by Kenneth Fisher
I have a customer who is having a problem with a load. He is getting a fair number of bad …
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Why not NOLOCK?
10March 18, 2015 by Kenneth Fisher
Most senior DBAs I’ve met shudder when they hear NOLOCK. Ever wonder why? For the same reason they shudder at …
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There are #temp tables and then there are ##temp tables.
1March 16, 2015 by Kenneth Fisher
Temporary tables are a common enough thing in T-SQL that most of us have probably used them on a fairly …
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