ng slave-exec-mode:--slave-exec-mode=IDEMPOTENT2. if you want to use STRICT (default), then you have to set on the master mysql servers (my.cnf):--ndb-log-update-as-write=OMeaning that updates will be logged as updates, and not as writes.This downside with this is that twice as much as data will be sent (there is a before image and an after image for each update).Each slave must have the table mys