Keeping your tech ego in check
In my usual twitter doom scrolling, I came across this post the other day Now it’s pretty obvious to me that this is one of the standard “engagement bait”...
2026-06-07
2 reads
First dabblings with APEXlang
Obviously there are plenty of folks in the Oracle APEX team with waaaayy more experience in APEXlang than I have, so this isn’t an in-depth expose into all of...
2026-05-27
1 reads
Vanishing objects; hello ORA-08103
In the previous post we saw that even though we had done an exchange partition mid-flights through a query execution, the query kept on running to successful completion. The...
2026-05-13
A very robust query
Some times I’m blown away by how the database will try very hard to save you from yourself :-). Consider the following example: I’ve got a table called T....
2026-05-12
The secret APEX performance hack
Here’s a little secret APEX performance hack if you are running on the Autonomous database. As background, I’m running an Autonomous database with six CPUs and a terabyte of...
2026-05-08
1 reads
Signal to noise ratio – the AWR trap
Its never been easier to analyze an AWR report. With our new oracle skills repository, your favourite agent can do a respectable job giving some insights into the AWR...
2026-05-06
2 reads
The new release update experience
For about the last … hmmm…maybe decade or more, when you downloaded a release update from MOS for your database, the patch would consist of a single folder which...
2026-05-04
My APEX installer / patcher
Hopefully you have just seen that APEX patchset bundle 16 has just been released for 24.2. Of particular note is that a well-publicised Chrome change to deprecate the unload...
2026-05-01
1 reads
The unhealthy obsession with ROLLBACK
So I jumped onto an LLM and asked it to give me some PL/SQL to handle a 3-step series of DML statements and out popped the following code: That...
2026-04-30
1 reads
Unleashing Skills onto my database
You may have already seen that thanks to Kris Rice, we now have a baseline set of Oracle skills available for your favourite AI tools. Check out the skills...
2026-04-28
Blogs
Setting Up a Mac for Data Engineering and AI Work
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Want to look at cloud reporting but not sure what the costs will be?
By ChrisJenkins
Have you been thinking about migrating your reporting to Microsoft Fabric or Snowflake but...
The Joyful Craftsmen and the Revolt BI join forces
The Joyful Craftsmen has become the new owner of Revolt BI. The merger creates...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
SQL Server Enum Implementation: A Single-Row View Strategy for Avoiding Magic Values
Comments posted to this topic are about the item SQL Server Enum Implementation: A...
BIT_COUNT I
Comments posted to this topic are about the item BIT_COUNT I
Question of the Day
BIT_COUNT I
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers