Tag Archives: sql statements

  1. Getting and storing a high precision datetime

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    August 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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  2. A pattern to match correctly on a value or a NULL

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    August 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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  3. What is a CTE

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    April 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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  4. Clean out all bad characters from a string.

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    March 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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  5. Why not NOLOCK?

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    March 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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  6. There are #temp tables and then there are ##temp tables.

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    March 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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  7. Who’s using that database?

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    March 9, 2015 by Kenneth Fisher

    A common problem when trying to alter a database (take it offline, add a filegroup, whatever) is that someone else …
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  8. Test your UPDATEs and DELETEs before you run them

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    February 18, 2015 by Kenneth Fisher

    This isn’t so much of a best practice, it comes more under the heading of being careful. Let’s say you …
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  9. Except and Intersect

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    January 19, 2015 by Kenneth Fisher

    EXCEPT and INTERSECT are two uncommon commands. Not that they do anything odd but they aren’t exactly well known in …
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  10. Pagination in SQL Server

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    January 15, 2015 by Kenneth Fisher

    It amazes me how much easier certain tasks have gotten in SQL Server. I was watching the Nov 2014 SQL …
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