2013-04-18 (first published: 2013-04-05)
1,464 reads
Backup and restore
Beating Backup Corruption
The most critical task for all DBAs is to have a Backup and Recovery strategy that ensures, every day, that in the event of a disaster they can restore and recover any database, within acceptable limits for data loss and downtime. Even with all the required backups in place, it's easy to miss subtle failings in the overall plan that can, and eventually will, defeat your recovery plans.
2013-01-28
2,889 reads
Developing a SQL Server Backup Strategy
Developing a backup procedure that makes sure you can do restores should be one of your top priorities as a DBA. In this article Greg Larsen discusses some of the concepts to consider when developing, building and testing a backup strategy.
2013-01-14
3,298 reads
SQL Server Backup Questions We Were Too Shy to Ask
During presentations about doing database backups and restores, there seem to be two two types of questions that are commonly asked, Those that come from the floor during the presentation, and those that are asked in private afterwards. These are sometimes more interesting, and challenging to answer well.
2012-12-11
3,466 reads
2012-12-07 (first published: 2012-11-19)
1,390 reads
Free eBook: SQL Server Backup and Restore
You can download a free eBook from SQLServerCentral and Red Gate software on the most important task a SQL Server DBA or developer needs to understand.
2013-01-25 (first published: 2012-10-23)
12,771 reads
Grant’s video warning – backup verification
Grant takes a humorous (but completely serious) look at why you should be regularly verifying your backups. Get top tips for backup and recovery, and protect yourself when disaster strikes. Watch the video
2012-09-21
2,886 reads
Partial Backup and Restore
Shawn McGehee discusses partial backups, how they're used, and how to avoid potential problems when restoring from a partial backup.
2012-05-15
3,016 reads
2012-02-21
2,429 reads
How to Kill a Company in One Step or Save it in Three
The majority of companies that suffer a major data loss subsequently go out of business. Wesley David remembers vividly the day when the organisation he worked for found that they couldn't restore their data, and the subsequent struggles that ensued. Shoulda-woulda-coulda.
2012-02-20
4,949 reads
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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