SQL injection I've also found to be scary enough to our DBA to convince him that yes, actually getting rid of semi-colons in input is a good thing (tm).
On a practical note: the Right Way ™ to cope with inserting data in a database is to use DBI's quote method and placeholders. It will escape the right characters for your driver. Ofcourse you still need to test the data if you have special requirements for it, but my point is that you don't need to watch the SQL specific stuff if you just quote the input.
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Joost downtime n. The period during which a system
is error-free and immune from user input.
