2023-11-27
5,586 reads
Database Design and Implementation
Do You Still Use CHAR?
When designing a database, choosing good datatypes is important, but not necessarily all the time. Today Steve wonders if you still use fixed sting data types.
2022-02-11
214 reads
Mathematicians and SQL
Georg Ferdinand Ludwig Philipp Cantor is considered the creator of set theory, and his theories are the basis for the naïve set theory you learned in school. But there are lots of other mathematicians you should know, such as Hilbert, Frege, Russell, Zermelo and Dedekind. They made a lot of contributions, too. Hilbert Hilbert is […]
2021-01-19
5,605 reads
Data Element Names and Scoping Rules in SQL
How you name data elements in databases and applications programs has often been a matter of personal taste. Decades ago, when I worked for state government, there is a COBOL programmer who would pick a theme for his programs. The paragraphs and variables would be named based on the current theme. One of his programs […]
2021-01-11
2,117 reads
Understanding Data Modeling Part 4: Fact Modeling
In Part 1 we presented some foundation knowledge with which to debunk misconceptions lurking in the "data models" mess in the industry that Friesendal has tried to catalog. In...
2019-05-04
The Blast Radius of a database
Phil Factor feels that the database gets the short shrift in any outage - it's time to stop saying "the database has gone down" and time to start thinking about the resilience of the entire system.
2019-05-04
481 reads
Downgrading A SQL Server Database To An Older Version
"How do I restore a SQL Server backup to a previous version of SQL Server?" is a commonly-asked question. The answer, of course, is you don't - but if you must, there may be some solutions.
2019-05-03
Should I pluralize table names, is it Person, Persons, People or People?
There is a lot of confusion when it comes to designing tables in SQL Server around whether to pluralize names or not. How do you choose whether to pluralize or not?
2019-05-03
Designing Highly Scalable Database Architectures
While architecting cloud native applications, you need to ensure that your system is highly available, performant, scalable, fault tolerant, and has the capability to recover from a disaster scenario. In this article, Samir Behara discusses the options available when designing the database architecture to achieve scalability.
2019-05-02
Understanding Data Modeling Part 2: "E/RM" and "RDM"
In Part 1 we presented some foundation knowledge with which to debunk misconceptions lurking in the industry's modeling mess that Friesendal has tried to map, and to show how...
2019-04-22
Blogs
My first year on full disability, wow!
By DataOnWheels
What a year … At the end of May 2024, I went on full...
Getting References for GenAI Results
By Steve Jones
I wrote an editorial on the view of GenAI tech from execs and someone...
SQL Server 2025 Is Here – AI Just Changed Everything!
By Rohit Garg
Top 10 Features of SQL Server 2025 #SQLServer2025 #MicrosoftSQL #DatabaseUpdates #SQLAI #SQLFeatures #SQLServerCopilot #VectorSearch...
Forums
How to convert this to datetime format?
hi everyone I have a CSV that is storing date as "20180919T201400+0000". I am...
Managing Fabric Lakehouse objects with the new CLI: Data Engineering with Fabric
Comments posted to this topic are about the item Managing Fabric Lakehouse objects with...
IT Unionization
Comments posted to this topic are about the item IT Unionization
Question of the Day
How Many Nested Triggers?
I have DDL trigger code that I'm working on in SQL Server 2022, but I am concerned that we might end up with multiple triggers firing and the response to the user is delayed. If I want to check how many triggers have fired, or are nested, how can I do this in my code?
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