How to Create a Box and Whisker Plot in Power BI Desktop
In this article, we look at how to build a box and whisker plot chart using Power BI Desktop with a step-by-step walkthrough.
Translate Text Data using Azure Cognitive Services
Learn the basics of the Text Translation services in Azure Cognitive Services.
Subqueries in MySQL
A subquery is a type of query that is embedded—or nested—into a data manipulation language (DML) statement. The subquery itself is typically a SELECT statement, although you can also use a TABLE statement or VALUES statement. Even so, the SELECT statement continues to be the most common choice for subqueries, and that’s the one I focus on in this article.
Useful Commands for Snowflake Transactions
In this article, we look at how to create transactions when using Snowflake along with several commands specific to working with transactions.
Forgoing Tech Investments
SouthWest Airlines had some issues, possibly because of their technical debt and lack of investment.
How to Create a Power BI report using MySQL data
Introduction In this article, we will learn to create a Power BI report using MySQL data. The article will teach us to use the MySQL Workbench (something like the SSMS, but for MySQL). We will do the following in this article. First, we will connect and create a database in MySQL. Secondly, we will create a […]
Analyze Azure Cosmos DB data with Synapse Serverless SQL Pools
In this tip, we guide you through the setup of Azure Synapse Link so you can query Azure Cosmos DB data with the Synapse Serverless.
Converting Data Across Time Zones: An In-Depth Primer
If only the entire world used UTC, wouldn’t life be so much easier? We can dream, can’t we? While some software applications can live in an ecosystem where all dates and times can be stored in a single time zone with no conversions needed, many cannot.
Ethical Hacking Tutorial
This article explains ethical hacking and how this might be a career field worth pursuing.
Blogs
T-SQL Tuesday #180: Good enough is perfect
How can you achieve good enough without compromising the process/product? In the world of...
How to Convert FileTime to DateTime
By Patrick
One of my customers recently wanted to rename each of the SQL audit files...
The pros and cons of self-service BI: What every industry leader should know
The post The pros and cons of self-service BI: What every industry leader should...
Forums
What's New for the Microsoft Data Platform
Comments posted to this topic are about the item What's New for the Microsoft...
Using Outer Joins
Comments posted to this topic are about the item Using Outer Joins
Question of the Day
Using Outer Joins
I have this data in a SQL Server 2019 database:
Customer table CustomerID CustomerName 1 Steve 2 Andy 3 Brian 4 Allen 5 Devin 6 Sally OrderHeader table OrderID CustomerID OrderDate 1 1 2024-02-01 2 1 2024-03-01 3 3 2024-04-01 4 4 2024-05-01 6 4 2024-05-01 7 3 2024-06-07 8 2 2024-04-07I want a list of all customers and their order counts for a period of time, including zero orders. If I run this query, how many rows are returned?
SELECT c.CustomerName, COUNT(oh.OrderID) FROM dbo.Customer AS c LEFT JOIN dbo.OrderHeader AS oh ON oh.CustomerID = c.CustomerID WHERE oh.Orderdate > '2024/04/01' GROUP BY c.CustomerNameSee possible answers