re: SQL 201: 10 Ways to Tweak Slow Running Queries VIEW POST

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re: Hey rhymes apologies for the late reply. re: NOT EXISTS v NOT IN I came across this while reviewing others code and refactoring it for a migratio...

Thank you Helen! I really didn't know about this shortcoming. The failure to optimize makes sense given the issues with NULL. I'll definitely keep this in mind :)

The quirks of moving from database to database. I'm sure there will be more of these that cause queries to grind to a halt. :D

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