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Continue to ChatMySQL Stored Procedures: Create functions with error handling for repetitive tasks. https://joshuaotwell.com/mysql-stored-procedures-create-functions-with-error-handling-to-automate-repetitive-tasks/
MySQL Stored Procedures: Create functions with error handling for repetitive tasks. https://joshuaotwell.com/mysql-stored-procedures-create-functions-with-error-handling-to-automate-repetitive-tasks/