Tim Mitchell

Day Two at PASS started out on a sour note. Rewind about 36 hours, to when I was checking in...

2005-09-28

1,556 reads

PASS 2005: Day One

This year, I have the opportunity to attend the SQL PASS event in Grapevine, Texas. This is my first PASS...

2005-09-28

1,430 reads

I’m excited to announce the release of a new open-source project that fully automates...

One of my favourite features of SQL Server 2022 was the T-SQL Snapshot Backups....

I have said and written this many times: Redgate Software is the type of...

Comments posted to this topic are about the item ORDER BY alias

Comments posted to this topic are about the item Optional Parameter Plan Optimization in...

Comments posted to this topic are about the item AI Experience Gap that we...

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)