dodrops : boolean

Specifies whether tables, external constraints, etc. can be dropped if necessary. Note that this is only relevant when alterDatabase is false.
Per default database structures are dropped if necessary

failonerror : boolean

Specifies whether the execution shall stop if an error has occurred during the task runs.
By default execution will be stopped when an error is encountered.

alterdatabase : boolean

Specifies whether DdlUtils shall alter an existing database rather than clearing it and creating it new.
Per default an existing database is altered