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Backup and restore
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Protect SQL Databases with Dell EMC PowerProtect and DataDomain Under VMware
Introduction We are now in the data era – data is growing at rapid space, being processed in different ways, and becoming more distributed across data centers and clouds. Thus databases are also growing and they are stored and protected in various ways depending on business objectives. As more organizations continue to move application and […]
2020-08-10
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2020-03-16
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Verify your SQL Server database backups
Introduction A popular joke about DBAs and database backups goes like this. There are two types of DBAs: DBAs that do backups DBAs that will do backups The joke is only stating the obvious – lack of database backups might be the end of a DBA career and/or the supported business. Unfortunately, that joke fails […]
2020-01-07
10,307 reads
Blogs
Automatic Index Compaction
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Index maintenance has always meant nightly jobs and a window you have to defend....
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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
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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