To immediately delete a study, use biograph vdb study delete.

# bye bye
$ biograph vdb study delete my_study
Removing S3 data for 'my_study'
Dropping SQL partitions for 'my_study'
Study 'my_study' deleted

Use study freeze to prevent a study from accidentally being deleted.

Use study revert to remove recent checkpoints from a study.

Getting more help

$ biograph vdb study delete --help
usage: biograph vdb study delete [-h] study_name

Delete a study

positional arguments:
  study_name  Name of the study

optional arguments:
  -h, --help  show this help message and exit