Category Archives: Microsoft SQL Server

  1. A gift. T-SQL Tuesday #121

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    December 10, 2019 by Kenneth Fisher

    My good friend Malathi Mahadevan (blog|twitter) is hosting T-SQL Tuesday this month and wants us to talk about Gifts received …
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  2. Error message: http://System.Data.SqlClient.SqlException (0x80131904): Conversion failed when converting the varchar value ‘NULL’ to data type int.

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    December 5, 2019 by Kenneth Fisher

    I love this error. Primarily because it demonstrates two very important things. Errors matter. Make sure when you ask someone …
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  3. SQL Homework – December 2019 – The default trace and the system health session.

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    December 2, 2019 by Kenneth Fisher

    I know this is the holiday season for many of us (which ones depend on your religion and nationality of …
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  4. Bad Idea Cowboy Hat: BEGIN TRANSACTION; GO 1000;

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    November 27, 2019 by Kenneth Fisher

    One of my favorite presentations is Revenge the SQL by Rob Volk (blog|twitter). It’s a demonstration of a lot of …
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  5. DBA Myths: Is an identity column always unique, in order, and without gaps?

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    November 20, 2019 by Kenneth Fisher

    Identity columns are all over the place. Probably 80-90% of the tables I see have them and they are almost …
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  6. DBA Myths: The system sessions are the ones with a session_id 50 or less

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    November 18, 2019 by Kenneth Fisher

    Anecdotally any session_id that’s 50 or less is going to be a system session and anything over 50 will be …
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  7. The curious case of CHAR(0)

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    November 14, 2019 by Kenneth Fisher

    Over the years I’ve seen quite a few strange things with SQL Server. This one may not have been the …
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  8. What the ???? T-SQL Tuesday #120

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    November 12, 2019 by Kenneth Fisher

    Hey, it’s T-SQL Tuesday again! I almost forgot about it what with Summit and all. Wayne Sheffield (blog|twitter) is our …
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  9. Pass Summit 2019 Keynote Day 2

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    November 7, 2019 by Kenneth Fisher

    I’m blogging the Keynote! One of my bucket list things has always to live blog a keynote at Pass Summit …
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  10. SQL Homework – November 2019 – SSMS built in reports

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    November 4, 2019 by Kenneth Fisher

    Time for some homework again. I know Pass Summit is this week so you may be a bit busy but …
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