Does Your GROUP BY Order Matter?
Sometimes when you do GROUP BY, the order of the columns does matter. For example, these two SELECT queries produce different results:
2024-04-24
Articles
Unlocking Power with Updatable Views in SQL Server
An updatable view in SQL Server is a view that allows modifications such as INSERT, UPDATE, or DELETE operations on the underlying tables through the view.
2024-04-22
5,711 reads
Kubernetes For Complete Beginners
Container orchestration has become a cornerstone of modern application deployment. For beginners stepping into the world of modern application deployment and orchestration, understanding the essence and significance of Kubernetes is essential.
2024-04-22
Identifying Customer Buying Pattern in Power BI - Part 1
In this article, we discuss market-based analysis techniques for customer purchasing patterns for different products over the years in Power BI.
2024-04-19
2,502 reads
Pagination and ordering by large values
Pagination is a technique for limiting output. Think of Google search results, shopping the electronics category on Amazon, or browsing tagged questions on Stack Overflow. Nobody could consume all of the results in a single shot, and no site wants to spend the resources required to present them all to us
2024-04-19
Full vs. Incremental Loads – Data Engineering with Fabric
Learn how to perform full and incremental loads in Fabric with a little SparkSQL.
2024-04-17
6,285 reads
Get the most out of SQL Server Agent logs
If you haven’t migrated your workloads to a managed database platform yet, you’re probably still relying on SQL Server Agent for various maintenance and other scheduled tasks. Most of the time, these processes just work. But when it’s time to troubleshoot, it can be cumbersome to get to the root of some problems.
2024-04-17
Disaster Recovery and High Availability Solutions in SQL Server
Learn about disaster recovery and high availability options in SQL Server with details on the tradeoffs you make when choosing from Availability Groups, Log Shipping, Database Mirroring, and Replication.
2024-04-15
5,565 reads
Finding Sister Locations to Help Each Other: Answers & Discussion
This week’s query exercise asked you to find two kinds of locations in the Stack Overflow database.
2024-04-15
Breaking Down DENSE_RANK(): A Step-by-Step Guide for SQL Enthusiasts
Learn how it works and how to use the DENSE_RANK() function in your code.
2024-04-12
3,469 reads
Blogs
In Memory of Andrew Clarke, AKA Phil Factor
By Steve Jones
One of the parts of getting older that really sucks is I seem to...
Leading Through the Noise: Harnessing Data in the Age of Digital Overload
By Chris Yates
The New Leadership Frontier In today’s digital landscape, leaders are no longer just visionaries....
A New Word: Anderance
By Steve Jones
anderance – n. the awareness that your partner perceives the relationship from a totally...
Forums
taking the rcsi dive
Hi, we put together an extract that runs every 15 minutes against what i...
Parameter Sensitive Plan Optimization in SQL Server 2022
Comments posted to this topic are about the item Parameter Sensitive Plan Optimization in...
Minimum Change Tracking Retention
Comments posted to this topic are about the item Minimum Change Tracking Retention
Question of the Day
Minimum Change Tracking Retention
If I am running this code:
ALTER DATABASE AdventureWorks2017 SET CHANGE_TRACKING = ON (CHANGE_RETENTION=xxx);What is the minimum amount of time I can set? See possible answers