...
- alma_ous
- metadata:
- name – uid
- type – MOUS, GOUS, SOUS
- project_code (nullable, if we have a parent_ous_id)
- NOTE: calibration status handled by non-null link below:
- structure:
- alma_ous_id (Primary Key, sequence generated)
- parent_ous_id (nullable, if we have a project code)
- calibration_id (nullable, foreign key link to calibration table entry, if it's been released)
- metadata:
...