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📰 Dev.to · Baldwin Apps

4 articles · Updated every 3 hours · View all reads

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SQL Pattern Series #1: The Presence Pattern
Dev.to · Baldwin Apps 2w ago
SQL Pattern Series #1: The Presence Pattern
Thinking in terms of existence instead of lists SQL Pattern Series #1 of 21 A collection of...
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One Practical SQL Trigger Example You Can Actually Use
Dev.to · Baldwin Apps 2w ago
One Practical SQL Trigger Example You Can Actually Use
One UPDATE statement. One trigger. One automatic audit record — no extra code required. Triggers are...
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Before SQL, We Had to Tell Computers Everything. Then One Idea Changed That Forever.
Dev.to · Baldwin Apps 2w ago
Before SQL, We Had to Tell Computers Everything. Then One Idea Changed That Forever.
Here's something most SQL tutorials skip entirely: SQL wasn't just a new syntax. It was a new way...
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COALESCE in SQL: the “Don’t Let NULL Win” Function You’ll Use Everywhere
Dev.to · Baldwin Apps 3mo ago
COALESCE in SQL: the “Don’t Let NULL Win” Function You’ll Use Everywhere
Cross-posted from Medium. If NULL has ever “blanked out” a result you know should exist, COALESCE is...
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