Discussion on question by Artem: Лог ошибочных запросов и транзакций в MySQL, существует ли вообще? или как его получить

Imported from a comment discussion on https://ru.stackoverflow.com/questions/1577679/%d0%9b%d0%be%d0%b3-%d0%be%d1%88%d0%b8%d0%b1%d0%be%d1%87%d0%bd%d1%8b%d1%85-%d0%b7%d0%b0%d0%bf%d1%80%d0%be%d1%81%d0%be%d0%b2-%d0%b8-%d1%82%d1%80%d0%b0%d0%bd%d0%b7%d0%b0%d0%ba%d1%86%d0%b8%d0%b9-%d0%b2-mysql-%d1%81%d1%83%d1%89%d0%b5%d1%81%d1%82%d0%b2%d1%83%d0%b5%d1%82-%d0%bb%d0%b8-%d0%b2%d0%be%d0%be%d0%b1%d1%89%d0%b5-%d0%b8%d0%bb%d0%b8-%d0%ba%d0%b0%d0%ba-%d0%b5%d0%b3%d0%be-%d0%bf