The responder to that issue has also written some blog posts that go into more detail on the subject. * https://code.openark.org/blog/mysql/things-that-dont-wo

The responder to that issue has also written some blog posts that go into more detail on the subject. * https://code.openark.org/blog/mysql/things-that-dont-work-well-with-mysqls-foreign-key-implementation https://code.openark.org/blog/mysql/things-that-dont-work-we... * https://code.openark.org/blog/mysql/the-problem-with-mysql-foreign-key-constraints-in-online-schema-changes https://code.openark.org/blog/mysql/the-problem-with-mysql-f...