Polling and Survey Data Transparency
Polls and surveys are increasing in use. If you are a DBA, developer, or data scientist, then it is good to understand how to structure your systems for transparency and proper use.
2019-08-01
Polls and surveys are increasing in use. If you are a DBA, developer, or data scientist, then it is good to understand how to structure your systems for transparency and proper use.
2019-08-01
Join in this week's poll from SQL Skills. Let us know how your databases are laid out.
2009-04-15
1,035 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
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