SQL Unit Testing reference guide for beginners
In this article, we are going to learn the basics of SQL unit testing and how to write a SQL unit test through the tSQLt framework.
Understanding Power BI Security Options - Row-Level, Column-Level and Object-Level Security
In this article, learn how to control access levels to various data and parts of Power BI reports using row-level security as well as column and object-level security.
Advice for Business
Some advice from Steve and Sam Altman, whether you work in business or want to build one.
Machine learning K-Means applied to SQL Server data
This article shows how to use Python to access data in SQL Server and produce a K-Means analysis with a chart.
Using a SQL Tokenizer
Imagine this: you have several directories full of SQL script files, and you need to know where a certain table is used. You’d rather like the context too, so you can check the whole SQL Expression and work out why it is running so slowly.
Has AI Changed Software Development?
Generative AI is everywhere, but especially in software development. Is it helping us? Steve has a few thoughts.
Dijkstra's Algorithm
Introduction This article celebrates a classic algorithm [1] of Dijkstra (1930 – 2002) which finds a path of minimal cost between any pair of nodes in an undirected graph. His procedure is widely recognized as a fundamental tool for examining communication and transportation networks (eg. Google Maps) and is surprisingly simple. By his own admission, […]
Projects To Showcase Your Skills
A good way to showcase your skills is by working through and documenting a project and solution. Steve notes today that this is important in today's hiring market and asks for sample projects you might suggest for others.
Interesting Aurora MySQL Feature: The Buffer Pool Survives Restarts
Lemme start this off by saying this is probably irrelevant to you. (It’s irrelevant to me, too.)
New Power BI Explore this Data Feature: An Alternative to Excel Pivot Tables
Learn how to pivot and analyze data in Power BI like you can do in Excel for fast and easy data analysis.
Blogs
2024 PASS Data Community Summit Prep
By Steve Jones
Next week is the 2024 PASS Data Community Summit in Seattle. I’ll be traveling...
A New Word: Bye-over
By Steve Jones
bye-over – n. the sheepish casual vibe between two people who’ve shred an emotional...
Free webinar – Tackling the Gaps and Islands Problem with T-SQL Window Functions
I’m hosting a free webinar at MSSQLTips.com at the 19th of December 2024, 6PM...
Forums
Temporary Table Problem
Hello everyone, I hope you can help me. I have a table with measurement...
A Few Good DBAs
You can't handle the truth!! (about data integrity) A few good database administrators https://www.helpmasterpro.com/blog/a-few-good-database-administrators/...
Python with SQL 2022 Enterprise doesn’t work
I have installed Machine Learning with SQL 2022 Enterprise Edition and installed and configured...
Question of the Day
Incremental Statistics
I have run this on SQL Server 2022 for the Sales database:
ALTER DATABASE Sales SET AUTO_CREATE_STATISTICS ON (INCREMENTAL = ON)I then run this in the Sales database:
USE Sales GO CREATE STATISTICS CustomerStats1 ON dbo.Customer (CustomerKey, EmailAddress) WITH INCREMENTAL = OFFThe dbo.Customer table is partitioned. How are statistics created? See possible answers