Administration

SQLServerCentral Article

The Dedicated Administrator Connection

  • Article

New to SQL Server 2005 is the Dedicated Administrator Connection (DAC), which provides a way to ensure you can always connect to your server. No more getting locked out of a busy server as could occur in prior versions. Wayne Fillis brings us a short tutorial on this handy new feature.

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2008-01-04 (first published: )

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SQLServerCentral Article

Searching Syscomments Accurately

  • Article

As a SQL Server DBA you should know that your code is stored in syscomments by default. While most DBAs use version control systems, there are times you might want to look through the code on the server for comparison purposes. Robert Cary brings us an article on how you can do this in 2000 and 2005.

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2008-01-07 (first published: )

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Question of the Day

ORDER BY alias

There is a table tmp_tab:

CREATE TABLE tmp_tab (
id int,
val int
);
INSERT INTO tmp_tab VALUES
(1, 1),
(2, NULL),
(3, 3),
(4, 4),
(5, 5);
You want to order the rows ids by the following expression:
    ISNULL(val, id) + 1
Which of the following queries produces the expected ordering and why? (Select all correct)

See possible answers