2017-07-20
997 reads
Disaster Recovery (DR)
What You Need To Know About DR Testing
Practice makes perfect. That’s true of everything, including disaster recovery. If you aren’t already testing your DR plan, you should be - here’s what you need to know to get started.
2017-07-10
692 reads
2017-01-26
1,233 reads
Why PolyBase matters - Part 2
Part 2, a more in depth look at An alternative approach to disaster recovery and backup strategies using PolyBase.
2015-08-11
2,098 reads
Disaster Recovery and Big Data
Big data applications are not usually considered mission-critical: while they support sales and marketing decisions, they do not significantly affect core operations such as customer accounts, orders, inventory, and shipping. Why, then, are major IT organizations moving quickly to incorporating big data in their disaster recovery plans?
2015-04-29
9,397 reads
Practically Cloudy: SQL Server Disaster Recovery to Microsoft Azure - Backups
In the first in a series on the practicalities of using the Microsoft Azure Platform for the SQL Server professional, Buck Woody shows that, whatever your version of SQL Server, there is a way of storing offsite backups in the cloud.
2014-08-11
9,549 reads
Disaster Recovery Tip #8: Maintain up-to-date contact information
A corollary to Murphy's Law states that disaster is most likely to strike when your senior people are out of the office.
2013-08-01
4,236 reads
Disaster Recovery Tip #6 - Monitor Your Systems
Today's complex systems are too large to be able to rely on any DBA's memory for knowledge of each component, and its configuration options and settings.
2013-07-25
4,301 reads
Disaster Recovery Tip #4 - Learn about partial restores!
Sometimes recovery simply entails rerunning a failed process.
2013-07-19
3,818 reads
Disaster Recovery in the Enterprise – Paying the Price to Avoid Extra Costs
Data Protection and Disaster Recovery (DR) are IT tasks that seldom get the same level of attention as development… until disaster strikes. Only if planning is adequate can an organisation be resilient in the face of unexpected problems. There are several steps that are needed to achieve an adequate DR process and the ability to restore business operations after a disaster.
2013-04-18
3,227 reads
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