T-SQL Integer Data-Type Conversions
This article will show some common integer data-type conversions using T-SQL.
2012-06-26
7,425 reads
Peter Kierstead
Uncommon Table Expressions
This article describes an alternate use of CTEs for functional data processing.
2008-08-11
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2008-08-11
4,486 reads
T-SQL Data Processing
This article from new author Peter Kierstead shows us how to implement your own "fuzzy" dedup/merge logic without resorting to RBAR in T-SQL.
2008-06-23
8,023 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