Power BI provides correlation plot visualization in the Power BI Visuals Gallery to create Correlation Plots for correlation analysis. In this post, Siddharth Mehta shows how to create a correlation plot in Power BI Desktop using a sample dataset of car performance.
2017-12-06
2,780 reads
Brent Ozar explains why DBAs should read this book about the future of database administration at scale.
2017-12-05
3,193 reads
To support many applications, it makes sense for the database to work with JSON data, because it is the built-in way for a JavaScript or TypeScript application to represent object data. It can mean less network traffic, looser coupling, and less need for the application developer to require full access to the base tables of the database. However, it means that the database must do plenty of checks first before importing. Phil Factor explains how it can be easily done.
2017-12-04
4,513 reads
SQL Server works well, and Microsoft does everything it can to keep it relevant and competitive: As with everything in real life, it doesn't don't always get it completely right, and Rob Sheldon continues his quest through the jungle of past features to rediscover and explore the ones that time forgot. Here, he comes across Lightweight Pooling, XML Indexes, Stretch Databases, SQL Variants, Transaction Savepoints and In-Memory OLTP.
2017-12-01
5,018 reads
Learn how to implement an advanced and cost-effective database unit-testing framework with tSQLt in SQL Server Management Studio.
2017-11-30
4,320 reads
How do you record locations in SQL? Most relational database systems support spatial and geographical data, generally using the round-earth system based on the SQL specification of the Open Geospatial Consortium (OGC). However, this is not the only approach, as Joe Celko explains.
2017-11-29
2,871 reads
Greg Larsen shows how to fix the “cache is out of date” error message when SQL Server Management Studio starts up.
2017-11-28
2,550 reads
Tom wants to check a simple query: How many times has a particular topic been presented and from how many different presenters.
2017-11-27
3,827 reads
Erik Darling's delighted to see that SQL Server does some creative partition elimination.
2017-11-24
2,971 reads
Azure SQL Database’s Dynamic Data Masking (DDM) feature limits the exposure of sensitive information to non-privileged users. DDM can mask either the full value or partial value in a column. This method can also mask Social Security and Credit Card Numbers without making any changes to the application.
2017-11-22
2,211 reads
By Ed Elliott
Running tSQLt unit tests is great from Visual Studio but my development workflow...
By James Serra
I remember a meeting where a client’s CEO leaned in and asked me, “So,...
By Brian Kelley
If you want to learn better, pause more in your learning to intentionally review.
The world's top food testing services are offered by Fare Labs, an Indian lab...
Comments posted to this topic are about the item The Long Name
Comments posted to this topic are about the item Eight Minutes
I run this code to create a table:
When I check the length, I get these results:
A table name is limited to 128 characters. How does this work?