Database Design is one of those tasks where you have to carefully get all the major aspects right. If you mess-up just one of these, it can all go horribly wrong. So what are these aspects that can ruin database design, and how can you get them right? Robert Sheldon explains.
2015-03-19
17,062 reads
SQL Saturday is coming to Boston on April 18th 2015. Join us for a free day of SQL Server training and networking, and listen to great speakers like Grant Fritchey, Brent Ozar, and Andy Leonard. Register while space is available.
2015-03-19
7,512 reads
Greg Larsen discusses the ROLLUP, CUBE and GROUPING SETS operators. These operators are used with the GROUP BY clause and allow you to create subtotals, grand totals and superset of subtotals. Read on to find out more about these additional GROUP BY operators.
2015-03-18
11,340 reads
Behaviour Driven Development (BDD) is not always clearly understood, and the term is particularly unfamiliar in database circles. Seb Rose introduces us to the fundamentals of BDD, and make some suggestions for how it might be relevant to database development.
2015-03-17
8,807 reads
How converting extensive, repetitive code to a data-driven approach resolved a maintenance headache and helped identify bugs
2015-03-16
6,675 reads
Next to the average and the median, there is another statistical value that you can calculate over a set: the mode. This is the value that appears the most often in the set. The average and the median are straight forward to calculate with T-SQL in SQL Server, but how can we determine the mode using T-SQL?
2015-03-16
6,205 reads
SQL Saturday is coming to Madison, Wisconsin on April 11th 2015. Join us for a free day of SQL Server training and networking and hear expert speakers like David Klee, Wendy Pastrick, and Jes Borland. Register while space is available.
2015-03-16
5,830 reads
Learn how to set colors for different connections in SSMS.
2015-03-13 (first published: 2013-09-17)
33,326 reads
Where applications are evolved by gradually molding them to a growing understanding of the business domain, this presents great challenges to database development. If databases are designed too loosely, and initial errors are allowed to fester, the results become harder and harder to refactor until eventually they constitute a database time bomb. Thomas LeBlanc describes how to avoid a few basic, but very common, database time bombs.
2015-03-13
9,069 reads
Robin Shahan introduces the concepts of snapshots in relation to Azure blob storage. She explains what they're for and how to take them, promote them, and delete them.
2015-03-12
6,823 reads
By Steve Jones
Redgate recently released SQL Compare v16, which included a new feature to work with...
By Steve Jones
I was listening to the radio the other day and the hosts were discussing...
By Steve Jones
We’re a week late, once again my fault. I was still coming out of...
Comments posted to this topic are about the item What is Page Density
Comments posted to this topic are about the item T-SQL in SQL Server 2025:...
Looking to confirm my understanding of these three products and how they can be...
In SQL Server, there is a concept of page density. This is determined by how much data is stored on each page. What is a page density of 90%?
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