SQL Logic
In this article, I will discuss the history and thinking behind several types of logic that are typically associated with writing relational database code.
2024-04-26
Articles
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
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
4,180 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
1,918 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
3,728 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
2,069 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
Blogs
Async stats update causing blocking
By Zikato
I recently encountered an issue where an index rebuild set to wait_at_low_priority ended up...
Level Up Your SQL Skills: The Best Intermediate to Advanced Courses
In the data-driven landscape of 2024, advanced SQL isn't just a nice-to-have, it's a...
Query deadlock info in Azure SQL DB
A couple of weeks ago, a developer came to me and wanted to know...
Forums
how to find the cpu memory disk and network of the OS where RDS is residing.
hi, i have one RDS, but i do not have any other permissions, and...
“user_scans” of table “sys.dm_db_index_usage_stats”
I am trying to find answer to the below. What exactly the scan means...
how to assign studentid from one table to other one? please
Good Morning, how to assign query one results to query 2 student id,...
Question of the Day
A Lack of Memory Grant Feedback Persistence
SQL Server has added an Intelligent Query Processing feature called Memory Grant Feedback. In SQL Server 2022, this can be persisted across queries to improve the performance of future executions. In SQL Server 2022, when is memory grant feedback not persisted if the plan is evicted from cache? (choose 2)
See possible answers