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Actual Kubernetes

This post continues looking at my process of learning more about Kubernetes. I’ve been working through the 50 days of Kubernetes (K8s). I completed the first 3 sections (Days...

2019-08-30 (first published: )

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Blog Post

Production Kubernetes

Still learning more about Kubernetes. I’ve been working through the 50 days of Kubernetes (K8s). Let’s keep exploring The API is the security boundary Everything happens with the Kubernetes...

2019-08-23 (first published: )

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ORDER BY alias

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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