Why you need it?

• add enum_and_set_default_charset (type = 10)
• add enum_and_set_column_charset (type = 11)
• add invisible columns(type = 12). mysql8.0 had add support for invisible columns by this commit 529df5a30c4b57ad11d9fef908f62c6868e7e6e2, please add this feature.

How it could be?

now, throws IllegalArgumentException with message: unknown type 12

Other related information

mysql-server/libbinlogevents/src/rows_event.cpp