Big Data for SQL folks: The Technologies (Part I)
Will RDBMs be obsolete? Should Data Professionals care about Big Data technologies? What is NoSQL? What is Hadoop? Big Data-the whole story.
Native Audits
This week Steve Jones asks if you're using the SQL Audit feature built into SQL Server.
Database Continuous Integration Workshop - London, UK
Join this workshop on July 8, 2015 to learn how to: link your source control repository to a build system, trigger database builds automatically when you make a change, use DLM tools to test your database changes, and lay the foundations for package-based deployment of your database. Register while space is available.
Developer-Tester Relationships
In a development team, there are times when the relationships between developers and testers can become strained. How can you turn this potential conflict into something more positive? Is it part of the skill of team-working to find ways of avoiding friction, or should one blame a system that relies on good social skills to work well?
Interactive Parameter Selection with Reporting Services
Revamp the classic Reporting Services interface with a more modern look and feel adapted to mobile BI
Naming Confusion
The naming of systems and other technological constructs is always a debate within groups. Steve Jones points out a few places where this might actually prevent mistakes.
PCI Best Practices Guide for SQL Server DBAs
Tibor Nagy has put together some best practices to help SQL Server DBAs navigate the many different requirements around PCI compliance.
Controlling Alerts
Being on call is not much fun for anyone, but it can certainly be hard on those that receive lots of calls for systemic issues. Are there better ways to manage this?
DevOps and the DBA
Michael Fal is a huge advocate of automation and many ways it can improve the lives of developers and DBAs alike, but you can’t just automate all your problems...
Free Guide: Eight Steps to Effective SQL Server Monitoring
This free guide includes worked examples, practical advice, and covers the hows and why of SQL Server monitoring. Download the guide and get a 26 monitoring tips as well.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers