create 19c database for file system -storageType FS -datafileDestination /u01/db_files select * from nls_database_parameters where parameter='NLS_CHARACTERSET'; export Oracle home and sid dbca -silent -createDatabase -templateName General_Purpose.dbc -gdbname ${ORACLE_SID} -sid ${ORACLE_SID} -characterSet AL32UTF8 -sysPassword xxxxx -systemPassword xxxxx -createAsContainerDatabase false -totalMemory 6000 -storageType ASM -datafileDestination '+DATA' -emConfiguration NONE -ignorePreReqs -sampleSchema true
for RAC
./dbca -silent -nodelist ora1,ora2 -createDatabase -templateName General_Purpose.dbc -gdbName ORCL -sid ORCL -SysPassword test123 -SystemPassword test123 -emConfiguration none -redoLogFileSize 1024 -recoveryAreaDestination '+DATA1' -storageType ASM -asmsnmpPassword welcome1 -diskGroupName '+DATA1' -recoveryGroupName '+DATA1' -listeners LISTENER -registerWithDirService false -characterSet WE8ISO8859P9 -nationalCharacterSet AL16UTF16 -databaseType MULTIPURPOSE -automaticMemoryManagement true -totalMemory 60480 -sampleSchema true &