Department of Redundancy Department
Ever wonder all the reasons that we use databases instead of file systems? While we don’t think of it too much anymore, the first reason that databases came into existence was to remove redundancies.
2024-04-12
Database Design and Implementation
2023-11-27
5,699 reads
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
220 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
5,609 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
2,134 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
482 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
Blogs
SQL Saturday Baton Rouge 2025
By DataOnWheels
SQL Saturday Baton Rouge is a great event hosted on LSU’s campus that has...
Responsible AI: Why Leaders Need More Than Just Guardrails
By Chris Yates
In the rush to adopt artificial intelligence, many organizations have quickly built ethical frameworks,...
TempDB Performance Tuning in SQL Server 2022 vs 2016 vs 2019
By Rohit Garg
What Is TempDB and Why It Matters TempDB is a shared system database in SQL...
Forums
How to optimize queries using AI (SQL Expert)
Comments posted to this topic are about the item How to optimize queries using...
How a Legacy Logic Choked SQL Server in a 30-Year-Old Factory
Comments posted to this topic are about the item How a Legacy Logic Choked...
Planning for the Right Emergency Response
Comments posted to this topic are about the item Planning for the Right Emergency...
Question of the Day
Capacity Planning for an Existing SQL Server Workload?
You're tasked with planning capacity for a new SQL Server database workload. Which of the following is the most accurate way to determine how much CPU, memory, and I/O throughput your workload requires? What single or multiple tools would you use to answer the questions around resource needs?
See possible answers