January 2018
Intermediate to advanced
446 pages
12h 57m
English
Content preview from MySQL 8 Cookbook
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Saving as a file
- To save the output into a file, you need the FILE privilege. FILE is a global privilege, which means you cannot restrict it for a particular database. However, you can restrict what the user selects:
mysql> GRANT SELECT ON employees.* TO 'user_ro_file'@'%' IDENTIFIED WITH mysql_native_password AS '*EBD9E3BFD1489CA1EB0D2B4F29F6665F321E8C18';Query OK, 0 rows affected, 1 warning (0.00 sec)mysql> GRANT FILE ON *.* TO 'user_ro_file'@'%' IDENTIFIED WITH mysql_native_password AS '*EBD9E3BFD1489CA1EB0D2B4F29F6665F321E8C18';Query OK, 0 rows affected, 1 warning (0.00 sec)
- On Ubuntu, by default, MySQL will not allow you to write to file. You should set secure_file_priv in the config file and restart MySQL. You will learn more on ...
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