Happy New Year, Here are our Most Popular Posts of 2018
Firstly, all of us at SQL Undercover would like to wish you a very Happy New Year and all the...
2018-12-31
230 reads
Quickly Compare Data in Two Tables Using CHECKSUM and CHECKSUM_AGG
There are times when we need to compare two tables and figure out if the data matches. I often see...
2018-12-31 (first published: 2018-12-18)
3,568 reads
Managing Logins and Users Across An Availability Group
What’s the deal with logins and availability groups?
I’m sure that we all, when creating a login that accesses a database...
2018-12-26 (first published: 2018-12-05)
2,253 reads
A curious case of case when and Null values
For some reason I have always written my Case statements using the following logic:
SELECT
CASE
WHEN @Priority = 1 THEN 'Very High'
WHEN @Priority...
2018-12-12 (first published: 2018-11-28)
2,801 reads
High CPU and Query Store, A Story of Spinlock Heartache
This is going to be a quick look at an issue that we recently encountered, I’m not going to go...
2018-12-04 (first published: 2018-11-20)
2,353 reads
T-SQL Tuesday – Non-SQL Server Technologies
So, this month’s T-SQL Tuesday topic is to think about a non-SQL Server technology that we want to learn.
For me,...
2018-11-15 (first published: 2018-11-06)
2,151 reads
Signing Stored Procedures That Access Multiple Databases
A while back I wrote a post, Digitally Signing a Stored Procedure To Allow It To Run With Elevated Permissions
Recently Manish...
2018-11-08 (first published: 2018-10-30)
2,547 reads
Identifying delays between SQL calls using SQL profiler
One of the common goto methods for query specific slowness which can be replicated via an application can be to...
2018-11-05 (first published: 2018-10-24)
2,191 reads
A Play Around With Table Variable Deferred Compilation in SQL 2019
Table variables, they’re nasty, dirty little things that perform about as well as a Robin Reliant in a crosswind, right? ...
2018-10-25 (first published: 2018-10-16)
2,071 reads
The SQL Agents’ view of SQL Server
I recently came across a really odd issue with the SQL Agent, there were two agent jobs attached to one...
2018-10-11 (first published: 2018-10-02)
2,853 reads
Blogs
Getting Started with the MSSQL AI Agent in VS Code
By Steve Jones
Recently I was working in VS Code and I saw a walkthrough for the...
Summer Speaking Summary 2025
By alevyinroc
In the blink of an eye, summer has passed. I don’t know about you,...
From Chaos to Clarity: How Microsoft Purview Streamlines Data Governance
By Chris Yates
In today’s digital landscape, data is both a strategic asset and a potential liability....
Forums
Change Tracking Data Retention Options
Comments posted to this topic are about the item Change Tracking Data Retention Options
Requiring Technical Debt Payments
Comments posted to this topic are about the item Requiring Technical Debt Payments
Using the FP-Growth Algorithm to Mine Useful Patterns in Data
Comments posted to this topic are about the item Using the FP-Growth Algorithm to...
Question of the Day
Change Tracking Data Retention Options
If I am running this code:
ALTER DATABASE AdventureWorks2017 SET CHANGE_TRACKING = ON (CHANGE_RETENTION=4 xxx);What are the possible choices for xxx? See possible answers