This guide describes the locking and row versioning mechanisms the SQL Server Database Engine uses to ensure the physical integrity of each transaction and provides information on how applications can control transactions efficiently.
2018-05-18
5,850 reads
I am presenting an MS Excel VBA project which automates the display of SQL Server data tables.
2018-05-17
3,144 reads
One of the truisms of the modern data-driven world is that the velocity and volume of data keeps increasing. We’re seeing more data generated each day than ever before in human history. And nowhere is this rapid growth more evident than in the world of social media, where users generate content at a scale previously unimaginable.
2018-05-17
3,185 reads
In part 1, we described the requirements for calculating attrition and also demonstrated one method that doesn’t rely on writing DAX code at all. In the second part of this tip, we introduce alternative methods of creating a calculation in DAX to calculate the number of employees that have left the company.
2018-05-16
2,619 reads
Covering indexes help UPDATE performance also
2018-05-15
12,499 reads
In many businesses, the HR department needs reports on the employee attrition. This is the number of people that leave the company (depending on the reason they leave; the terminology can also be dismissals or turnover). Suppose you have a table with your employee data, where you also store a possible termination date. How do you calculate the number of people who have left the company using the DAX query language?
2018-05-15
2,702 reads
A tip to auto detect data types for flat file sources in SSIS. Never manually enter them ever again!
2018-05-14
11,506 reads
The Graph Database feature, new with SQL Server 2017, can be used to represent hierarchies. In this article of the series, Robert Sheldon demonstrates how to represent hierarchies in data with complex relationships.
2018-05-14
3,793 reads
What I thought was a strange filtered index problem but turned out to be a DB settings problem
2018-05-11 (first published: 2015-08-26)
5,256 reads
Azure virtual machines are created for many reasons, even just to have an environment to quickly test something out. In this article, Robert Cain demonstrates the first few steps in automating the process with PowerShell. He shows how to gather information needed and set up a resource group, storage and networking needed for the VM.
2018-05-11
3,550 reads
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
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