Key Sets, or Inverted Keys - defining a key as a set of tuples
TL;DR:
I have been doing a lot of thinking about data models for the last couple of weeks. I have, just...
2017-12-19
470 reads
Login failed for 'NTAUTHORITY\ANONYMOUS LOGON' - the fix you probably haven't tried yet
Just a quick one today. TL;DR: Remove yourself from some unnecessary AD groups.
If you've ever received the message "login failed...
2017-11-24 (first published: 2017-11-12)
3,362 reads
Login failed for 'NT AUTHORITY\ANONYMOUS LOGON' - the fix you probably haven't tried yet
If you're seeing this for the second time, my apologies. I wanted to update the title but had to delete...
2017-11-13
2,929 reads
Improving instead-of-insert cardinality estimates for inserted and deleted pseudotables in SQL 2014+
Tricky triggers
In my last entry I noted that the performance of "instead-of" triggers can be tricky.
One of the reasons for...
2017-11-07
570 reads
SOA and message based integration - the challenge of bulk data changes
I'm working on problems of enterprise data integration in the role of enterprise architect, but I am and have been...
2017-11-06 (first published: 2014-11-19)
6,372 reads
An attempt at creating a "universal", set-oriented, near-real-time ODS ETL interface
Defining the Problem
Imagine I have two different systems - say, a CRM and an ERP - on different SQL Servers. Both systems...
2017-11-05
474 reads
Getting Backup File Information from a Table Valued UDF - SQLCLR to the Rescue?
Update:
After all of this SMO stuff failed (changing the permission set to unsafe got around the security exception, but instead...
2011-06-15
1,484 reads
Things That Should Be In TSQL
Relation Types
create type type_T(i int primary key clustered, j int check (j > 0)) -- relation type. Includes constraints!
create table T(type_T)
Relvar Assignment
This...
2011-06-15
956 reads
SSMSDeploy 1.5 Available: new configuration form and highly tweaked request list
SSMSDeploy version 1.5 is ready. This one has a LOT of GUI tweaks. No database changes in this one, so...
2011-01-22
960 reads
SSMSDeploy 1.1 Now Available
Fixed a couple of issues and made some GUI tweaks. Please see the download page for the latest version, and...
2011-01-20
711 reads
Blogs
SQL Server Journey till 2025 (brief)
By Vinay Thakur
Quick Summary for Microsoft SQL Server till 2025, I am fortunate to be part...
Building Power BI Reports: Desktop vs Fabric
By James Serra
Why this comparison feels confusing If you’re a Power BI report author who’s just...
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...
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