same as specifying --add-drop-table , --add-locks , --create-options , --disable-keys , --extended-insert , --lock ... same as specifying --skip-add-drop-table , --skip-add-locks ,…same as specifying --add-drop-table , --add-locks , --create-options , --disable-keys , --extended-insert , --lock ... same as specifying --skip-add-drop-table , --skip-add-locks ,…many client connections. 3.Clean up (disconnect, drop table if specified). This stage uses a single