SQL Server OPTION RECOMPILE for Simple Queries
Learn about SQL Server OPTION RECOMPILE and if used on simple, frequently executed queries if it causes excessive CPU usage.
2025-01-08
Articles
Data Documents and Common Sense
What can be so difficult in creating a sensible standard for Structured Data Documents? To understand why they tend to get improved into unusable complexity, I’ll need to explain a bit of background.
2025-01-06
Leveraging the “STUFF” Function for Enhanced Data Representation and String Manipulation
Learn the basics of the T-SQL STUFF command.
2025-01-03
3,474 reads
Improved RCSI Ghost Cleanup in SQL Server 2022
An example of poor update performance under RCSI as compared with locking read committed. Details of an improvement in SQL Server 2022 that can help avoid the worst effects.
2025-01-03
DAX For SQL Folks: Part I- Intro to DAX, Power BI and Data Viz
In this first article, get an introduction to DAX, it's uses, and the basics of a DAX query as compared to a T-SQL query.
2025-01-01 (first published: 2020-03-26)
25,159 reads
The Data Center that Exploded
A while back, in a Simple-Talk editorial meeting, someone bet Phil Factor that he couldn't come up with a Halloween story. To our surprise he said he could, as long as he didn't have to keep to the strict literal truth. In the end, he came up with a story about a story, and it is true that he first told the story in a data Centre at Halloween!
2025-01-01 (first published: 2014-10-31)
10,375 reads
GUID in SQL Server
This tip's objective is to present and describe several T-SQL examples for creating, using, and analyzing GUIDs and assessing their uniqueness.
2024-12-30
How to Repair Corrupt MySQL Tables
In the modern world, the companies are not solely dependent on a specific database server platform. There are many database platforms available that are adequate to handle moderate workload and client requirements of high availability and disaster recovery. MySQL is one of those database platforms which provides a lot of features and high performance. Just […]
2024-12-27
1,351 reads
SQL Server Forced Plans Overwite the Query Hash
A 16-year old SQL Server bug that means 'forced plans' have the query plan hash in place of the expected query hash. Includes an explanation and discussion of the term 'morally equivalent plan'.
2024-12-27
Convert Excel Workbooks to CSV with Microsoft Fabric
For my new mission, I set out to convert a list of files from Excel to comma-separated values (CSV). We upload the original Excel files to a Data Lake in Fabric. We then need to convert a specific worksheet and move the CSV files to a different folder in Data Lake.
2024-12-25
Blogs
Monday Monitor Tips: AI Query Analysis
By Steve Jones
AI is everywhere. It’s in the news, it’s being added to every product, management...
AI: Blog a Day – Day 8: RAG – Retrieval Augmented Generation
By Vinay Thakur
RAG — Retrieval Augmented Generation. we have covered so far — embeddings, vectors, vector...
AI: Blog a Day – Day 7: Vector and Vector Databases
By Vinay Thakur
Continuing from Day 6 we learned Embeddings, Semantic Search and Checks, on Day 7...
Forums
I'm thinking about submitting some articles
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Not Just an Upgrade
Comments posted to this topic are about the item Not Just an Upgrade
Restoring On Top I
Comments posted to this topic are about the item Restoring On Top I
Question of the Day
Restoring On Top I
I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?
USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO USE DNRTest GO CREATE TABLE MyTest(myid INT) GO USE master RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACESee possible answers