Don’t use DISTINCT as a “join-fixer”
I’ve quietly resolved performance issues by re-writing slow queries to avoid DISTINCT. Often, the DISTINCT is there only to serve as a “join-fixer,” and I can explain what that means using an example.
2023-11-06
DISTINCT
2020-09-22
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Question of the Day
The Last Binary Value of the Year
What does this code return?
SELECT cast(0x2025 AS NVARCHAR(20))Image 1:
Image 2: 
Image 3: 
Image 4: 
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