Tag Archives: Microsoft SQL Server

  1. CREATE TABLE MyTable (Col1 CHARACTER VARYING (50))

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    January 27, 2020 by Kenneth Fisher

    If you read the title to this post and your first thought was That’s not SQL is it? then you …
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  2. Changing the owner of a schema removes all direct permissions of objects owned by the schema.

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    January 22, 2020 by Kenneth Fisher

    This is one of those things that probably doesn’t happen all that often, but bit me in the … elbow …
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  3. Help! My restore has finished but the database still has a status of recovering.

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    January 8, 2020 by Kenneth Fisher

    I’ve been thinking about writing this for a bit and then a co-worker actually had this problem recently, so, well, …
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  4. SQL Homework – January 2020 – Document, document, document

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    January 1, 2020 by Kenneth Fisher

    Happy New Year! It being New Year’s, at least by the Gregorian calendar, I thought we could make this month’s …
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  5. What happens if I disable the clustered index?

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    December 16, 2019 by Kenneth Fisher

    You are probably already aware that you can disable an index. This can be handy when you have a large …
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  6. 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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  7. 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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  8. 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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  9. 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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  10. 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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