…due to programming error or due to…not allow you to do any output (to see if user is still waiting) while it happens…MySQL connection to kill the query which was running (otherwise query may well continue to run even if PHP script is aborted). UPDATE…
Post: Recovery beyond data restore
…happen. Let us look at simple example – a master with 1TB of database size replicating to…updates enabled so it somethat has copy of master logs. In many cases I’ve seen people do not…to all slaves via replication. This can be caused by user or application error…of sync) due to MySQL bugs …would handle …

