The Data Model Matters
Is a data model important in modern software? Steve thinks it is and gives a few reasons why we might want to spend a little time on ensuring we have good models as we build software.
2026-06-05
177 reads
Database modelling
Is Data Modeling Common?
Today Steve tasks data modeling and wonders how many people still build and maintain models.
2025-11-24
161 reads
Being Mindful of Design Time
Do you take the time to model and design your database? Steve thinks this is important, even while trying to make changes quicker to adapt to changing requirements.
2025-11-14
161 reads
Dimensional Modeling Case Study Part 3 - Dynamic Days Dimension
In this next installment of the date dimension series, learn how to create a table that supports different types of banding.
2025-06-13
2,131 reads
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
Dimensional Modeling Case Study Part 2 - Days Dimension
Learn how you can model days in a dimension that might need to be aggregated in different ways for your data warehouse operations.
2024-02-07
2,297 reads
Dimensional Modelling Case Study Part 1 - Age Group
Learn how you can handle dimensional modeling in a data warehouse when your data uses different categorization for ages.
2024-01-12
3,055 reads
Having Data Modeling Standards
Today Steve talks about data modeling and how standards can transfer knowledge between developers.
2023-11-22
516 reads
Cone of Uncertainty
Our design and modeling is often done with some level of uncertainty. Steve has a few guidelines today.
2022-10-26
195 reads
2020-09-15
207 reads
Blogs
Prep data for AI vs. Fabric Data Agent Instructions: What Goes Where?
By James Serra
Making Data AI-Ready, Part 3 (This is the final article in a three-part series...
Keeping Track of my ConEmu CLIs
By Steve Jones
I use ConEmu for my terminal interface. I’m still on Windows 10 at home,...
10 Decisions to Make Before You Create A Fabric Workspace
Creating a Fabric workspace takes about 30 seconds. Restructuring workspaces after people have built...
Forums
Adding new column with DEFAULT II
Comments posted to this topic are about the item Adding new column with DEFAULT...
Advanced Deployment Scenarios: Stairway to Reliable Database Deployments Level 7
Comments posted to this topic are about the item Advanced Deployment Scenarios: Stairway to...
You Need a DBA Pipeline
Comments posted to this topic are about the item You Need a DBA Pipeline
Question of the Day
Adding new column with DEFAULT II
Which number did the two COUNT(*) return:
DROP TABLE IF EXISTS #tmp CREATE TABLE #tmp (id INT NOT NULL) INSERT INTO #tmp (id) SELECT gs.value FROM GENERATE_SERIES(1, 5) AS gs ALTER TABLE #tmp ADD my_value INT NOT NULL CONSTRAINT df_tmp_my_value DEFAULT 1 SELECT COUNT(*) FROM #tmp AS t WHERE my_value = 1 ALTER TABLE #tmp DROP CONSTRAINT df_tmp_my_value ALTER TABLE #tmp ADD CONSTRAINT df_tmp_my_value DEFAULT 2 FOR my_value SELECT COUNT(*) FROM #tmp AS t WHERE my_value = 1See possible answers
