MySQL INTO OUTFILE override existing file?

Question

I\'ve written a big sql script that creates a CSV file. I want to call a cronjob every night to create a fresh CSV file and have it available on the website.

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Answer 1

Why not rm -f /home/sites/example.com/www/files/backup.csv in the script ran by cron?

You can run this from inside mysql. Just escape to the shell with \! For example:

Mysql> \! rm -f /home/sites/example.com/www/files/backup.csv