Stairway to U-SQL Level 12: SQL.ARRAY and CROSS APPLY EXPLODE
U-SQL introduces two new data types - SQL.ARRAY and SQL.MAP. Here, we look at what we can do with SQL.ARRAY and the CROSS APPLY EXPLODE expression.
SQL Server Database Provisioning
Database provisioning for development work isn't always easy. The better that development teams meet business demands for rapid delivery and high quality, the more complex become the requirements for the work of development and testing. More databases are required for testing and development, and they need to be more rapidly kept current. Data and loading needs to match more closely what is in production. Grant Fritchey explains.
Simpson's Paradox
This article is a case study and an attempt to explain an interesting phenomenon with data anomalies that is commonly called Simpson's Paradox.
SQL Server is Getting More Popular
Today, Steve Jones looks at the popularity of SQL Server, which was named DBMS of 2017.
SQL Server 2016 Enterprise Edition Performance Advantages
Glenn Berry uses a few specific examples to demonstrate the performance benefits you can get from SQL Server 2016 SP1 Enterprise Edition.
Changes are Coming to the SQLServerCentral Forums
SQLServerCentral is getting an upgrade, and Steve Jones has a few words.
Keeping up to, and down with, Date
It is foolish to insist on reading only up-to-date books on technology. Nothing beats getting the broad perspective.
Using R to Identify Key Features Quickly
Typical BI dashboards display data summaries like counts and averages. We use R to extend on these to identify key associations in a dataset.
Using SQLite with PowerShell and SQL Server
When you combine PowerShell and SQLite, you can perform powerful magic. Phil Factor is in awe of SQLite and gives a brief demonstration of how easy it is to use. Just to encourage anyone who is unfamiliar with the database, he includes a giant-sized SQLite version of the old PUBS database that the first generation of RDBMS developers cut their teeth on.
Blogs
A New Word: on tenderhooks
By Steve Jones
on tenderhooks – adj. feeling the primal satisfaction of being needed by someone, which...
Ramblings about data communities and your contributions, no excuses
By DataOnWheels
I have been active in the data community throughout my career. I have met...
SQL Server Journey till 2025 (brief)
By Vinay Thakur
Quick Summary for Microsoft SQL Server till 2025, I am fortunate to be part...
Forums
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
how do i map the "current" object entry in for each to one variable
hi, in an ssis for each loop over an object variable called MyListVariable, i...
Simulating Mercury’s Orbital Motion Using Pure T-SQL (NASA 2025 Dataset)
SQL Server is typically viewed as a transactional or analytical database engine. However, it...
Question of the Day
String Similarity I
On SQL Server 2025, when I run this, what is returned?
SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL') See possible answers