Earlier this week, I recorded a talk called “AI: The Good, Bad, and the Future.” I talked about some of the good things that have happened with AI and some of the Bad. But what I really wanted to focus on was the future. I think many of us have heard the two letters AI […]
2026-09-12
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Managing incidents as a DBA /DB manager and some of the key things you should be doing.
2026-08-08
150 reads
This Editorial is coming to you during an exciting birthday for the United States. If you are in the US, you are most likely celebrating the 4th of July. This is the 250th anniversary for the US, quite a milestone. I hope that all my US friends are celebrating safely and responsibly. While it is […]
2026-07-04
359 reads
A Thank You message to the original founds of the PostgreSQL project and members of the community that have been working so hard for 30 years.
2026-05-30
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2026-04-25
64 reads
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
I’m excited to announce the release of a new open-source project that fully automates...
Comments posted to this topic are about the item Server-Level Table sizes
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
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) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers