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
12,506 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
11,540 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)
5,267 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
2018-05-10
3,355 reads
In this post, Pinakin Patel looks at the preliminary steps you need to peform to build an instance in AWS to run SQL Server on Red Hat Linux.
2018-05-10
3,456 reads
By gbargsley
It's 2 AM. Your phone is going off. Users can't connect to the application,...
By Steve Jones
I discovered a procedure recently that I wasn’t aware of: sp_sequence_get_range. This post looks...
By Arun Sirpal
After a year away getting to grips with AI and its application across the...
Fisher Phillips is looking for a Financial Systems Administrator to help support and improve our financial...
Employee owned company, been around for over 50 years. Hybrid opportunity, looking folks in Pacific...
i have huge table with lot of data and is also wide. i took...
I want to create a JSON document that contains data from this table:
TeamID TeamNameCity YearEstablished 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960If I run this code, what document(s) is/are returned?
SELECT json_objectagg( n.city : n.TeamName) FROM dbo.NFLTeams;See possible answers