SQLServerCentral Editorial

The Speed of Azure

There isn't a lot of acceptance of Azure from DBAs. Steve Jones talks about some of the advantages of Azure and thinks that we should be working to ensure that our internal systems respond at the same speed as people can get from Azure.

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Uploading Data to Windows Azure SQL Database

One way of getting the advantages of the Cloud without having to migrate the entire database is to just maintain a copy of the data that needs to be accessible to internet-based users in Windows Azure SQL Database. There are various ways of keeping the two in sync, and Feodor Georgiev describes a solution based in using SSIS.

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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