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.
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.
A job Steve Jones has never heard of is using data to improve medical treatments.
How converting extensive, repetitive code to a data-driven approach resolved a maintenance headache and helped identify bugs
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?
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.
Learn how to set colors for different connections in SSMS.
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.
By Brian Kelley
If you are considering any of the ISACA AI certs like the Advanced Artificial...
By ChrisJenkins
Are you currently using Microsoft Fabric or considering migrating to it? If so, there...
By SQLPals
Track SQL Server Configuration Changes Using the Error Log If you...
Artificial intelligence tools are quickly becoming part of daily business operations, from document analysis...
Comments posted to this topic are about the item Designing SQL Server ETL Pipelines...
Comments posted to this topic are about the item Detecting Deadlocks Quickly
In the Database Engine, when a deadlock is detected, what does the detection interval shrink to (in time)?
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