Stop and start db using srvctl - oracle database script

-- SYNTAX FOR STOP DB  --- srvctl stop database -d db_name [-o stop_options] where stop_options is normal/immediate(default)/transactional/abort e.g  srvctl stop database -d PRODB -o normal srvctl stop database -d PRODB -o immediate srvctl stop database -d PRODB -o transactional srvctl stop database -d PRODB -o abort  -- SYNTAX FOR START DB  -- srvctl start database -d db_name [-o start_options] where start_option is nomount/mount/open(default)  e.g  srvctl start database -d PRODB -o nomount srvctl start database -d PRODB -o mount srvctl start database -d PRODB -o open