Performance on readable replicas in Availability Groups
I apologize in advance if I mess up the terminology.
I’ve worked with a moderate read workload on a readable replica...
2019-02-08
771 reads
Dynamic Data Masking in the execution plan
I think Dynamic Data Masking is pretty cool. The idea is basically to provide a mask for certain users when...
2019-02-07
813 reads
Bad indexing can show up in wait statistics
At first, this statement might sound a bit confusing. Usually, we expect wait statistics to show us what a query...
2019-02-06
216 reads
Two T-SQL features that I appreciate
We occasionally get cool improvements in T-SQL in newer versions of SQL Server. Here’s a short post on some of...
2019-02-05
180 reads
A brief introduction for bcp
I end up using the bcp utility to move tables between environments, and I’ve found that a lot of the...
2019-02-04 (first published: 2019-01-16)
3,125 reads
SQL Server Monitoring: Keeping track of missing index requests
A lot of us turn to execution plans when we see a slow running query, and it’s not uncommon to...
2019-02-04
190 reads
SQL Server Monitoring: What queries should you monitor?
I previously wrote about measuring wait statistics. This matters a lot, because you can track historically what wait statistics are...
2019-02-02
369 reads
How many plans are in the plan cache for a stored procedure?
It depends on where you’re looking and how many statements are in the stored procedure.
Let’s take a look at some...
2019-01-31
525 reads
Memory Grants part 3: How much memory can one query get?
When you build a brand new shiny SQL Server, you want to get a lot of memory so your queries...
2019-01-31 (first published: 2019-01-18)
2,925 reads
Query tuning: The IN clause
This post will cover the IN clause and another way to rewrite the same logic. I don’t intend to say...
2019-01-29
2,567 reads
Blogs
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers