Improving the response times of queries in SQL Server is a common task for DBAs and developers. In this article, we will talk about how you can effectively use covered indexes to improve your performance, and when you should use them.
2019-12-09
17,952 reads
A common debate in table architecture is whether to use a natural or surrogate key. In this article, I discuss some of the advantages to each method.
2019-10-15
12,454 reads
Security is often something people think about only after they have had a problem. Given that the average cost of a data breach is $3.92 million (SecurityIntelligence 2019) and ransomware attacks have increased 97% over the past 2 years (PhishMe 2019), the "if it's not broke, don't fix it" approach can clearly be catastrophic. Here […]
2019-10-07
9,293 reads
By Ed Elliott
All Spark Connect Posts Introduction There have been quite a few changes in the last...
By Steve Jones
ochisia – n. the fear that the role you once occupied in someone’s life...
This is a quick blog post, mainly so I have the code available if...
I'm using PowerQuery in Excel on my desktop. (Yeah, I know you can do...
Here's my data... I am trying to return total days in status for each...
Here's my data... I am trying to return total days in status for each...
When building statistics, there is the concept of density that refers to the duplicates in a table. How is this calculated?
See possible answers