The CHECK() Constraint
One of the many ways a relational table differs from the file structures used by pre-relational storage systems is that the tables, rows and columns can have constraints on them. This allows you to reduce the types of bad data that can be loaded into your tables.
Baseball Everywhere
Last week was supposed to be my turn to curate Database Weekly and write an editorial to go along with it. Graciously, Mr. Louis Davidson (@drsql) offered to switch weeks while I was in Cambridge, England with most of the Redgate Marketing team for our yearly global gathering at HQ. As a remote worker on […]
Fine-grained Access Control for Stored Procedures
Fine-grained access control for stored procedures using a programmable database proxy
NOSQL and RDBMSs
NOSQL and RDBMS are evolving and absorbing ideas from each other. Is this necessarily a good thing? Perhaps we should think again
Power BI Treemap Chart Step-by-Step Tutorial
Microsoft Power BI Desktop provides a wide variety of visuals to its users. Sometimes, one wants to conduct a comparative analysis, a simple way to explore the relationship between the data categories within a set hierarchy. Hence, when a decision revolves around understanding the relationship of each element, this visual can provide an insightful analysis. This article will highlight all the steps to create a treemap chart in Power BI Desktop.
Memory Grant Feedback Persistence in SQL Server 2022
By using input from real memory consumption during query execution, Memory Grant input Persistence in SQL Server 2022 is a potent feature that helps optimize query performance. In order to improve the accuracy of memory grant calculations for subsequent executions of the same or comparable queries, SQL Server gathers and stores this information.
PostgreSQL is Now Faster than Pinecone, 75% Cheaper, with New Open Source Extensions
Two new open-source extensions from Timescale make PostgreSQL even better for AI applications, unlocking large-scale, high-performance AI use cases previously only achievable with specialized vector databases like Pinecone.
What Write Ahead Logging Is and Why It Matters
Kendra Little talks about write ahead logging in SQL Server, one of the basic concepts that developers and DBAs should understand.
Snake draft sorting in SQL Server, part 4
In the previous posts in this series (part 1, part 2, part 3), I described how I have optimized a long-running set of routines by processing databases, tables, and even subsets of tables in parallel. This leads to many separate jobs that all kick off at roughly the same time
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
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...
Azure SQL Database | CREATE EVENT SESSION [Blocking_Capture] ON DATABASE
Hello, Is there a way in Azure SQL Database to change the 'Blocking Process...
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