URL:

• http://www.nikmakris.com/2005/mar/29.html
• http://www.xaprb.com/blog/2006/04/14/bad-character-data-in-mysql/ – “How to find and fix invalid character data in MySQL”

update [table_name] set [field_name] = replace([field_name],'[string_to_find]’,'[string_to_replace]’);