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MySQL hangs on UPDATE

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MySQL hangs on update

UPDATE product_description cpd set cpd.description='+'

what does SHOW PROCESSLIST show?

2. if there's a Join, check whether the fields in the on or where clauses are indexed

3. I once had a case with several primary fields - make it just one, the one you need

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Lectures and tutorial on "Databases - MySql (Maria DB)"

Terms: Databases - MySql (Maria DB)

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