TSQL Challenge 66 - Find the most relevant advertisement based on keyw
A website wants to display most relevant ads on each of its web pages based on the keywords associated with each page.
2011-10-03
566 reads
Jacob Sebastian
TSQL Challenge 65 - Solving the Running Total Problem
This challenge invites you to solve one of the most common calculation challenges seen in applications that deal with financial -transactions.
2011-09-19
1,647 reads
TSQL Challenge 64 - A Payroll calculation Challenge
This challenge invites you to solve a payroll challenge which requires special calculation of holidays and absences that are adjacent to holidays
2011-09-05
1,374 reads
2011-08-22
1,898 reads
TSQL Challenge 62 - Break a long sentence in groups of 5 words
Read the input string and break each sentence into groups of 5 words. A row may contain more than one sentence. Each sentence in the input should start a new group.
2011-08-08
1,220 reads
TSQL Challenge 61 - Generate an HTML calendar in TSQL
This challenge is to generate an HTML calendar based on the data stored in a table.
2011-07-25
1,836 reads
TSQL Challenge 60 - Generate a relational tree structure from a string
Your job is to read a string containing product hierarchy information and generate a relational table (result set) representing the hierarchy of categories.
2011-07-11
987 reads
TSQL Challenge 59 - Playing Chess in TSQL – Part 2
Your job is to generate a string using Forsyth-Edwards Notation which represents the final position of pieces after performing a series of moves from the original position
2011-06-27
852 reads
TSQL Challenge 58 - Playing Chess in TSQL – Part 1
Your job is to read the input string and generate a result set that represents the position of pieces in a chess board.
2011-06-13
1,765 reads
TSQL Challenge 57 - Identify rows that match the rollup trade data
Your job is to scan the trades data and identify combination of trades that match a given rollup data.
2011-05-30
902 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