initialise(backupDir: String;
compress, verify, includeSystemFiles: Boolean;
overwrite, quiesce: Boolean) updating;
begin
// Save backup parameters for calls to database backup methods
defaultDirectory := backupDir;
compressFiles := compress;
verifyFiles := verify;
includeSysFiles := includeSystemFiles;
overwriteFiles := overwrite;
quiescedBackup := quiesce;
// Enable backup progress events to occur in increments of 4% or greater
dba.enableProgressEvents(4);
end;