3 ms·
InnoDB clusters on disk by PK so if your record is the same width and you don't change the PK it can AFAIK update in-place.
by mst 9y ago
InnoDB clusters on disk by PK so if your record is the same width and you don't change the PK it can AFAIK update in-place.
- ibotty 9y agoVery late answer, but no, that is incompatible with mvcc. How can transactions (and rollbacks) work?