Column Name  | Data Type  | Description  | 
file_system_obj_id  | STRING  | Specifies the ID of the file system  | 
last_updated  | DATE  | Last updated date  | 
system_name  | STRING  | System name  | 
vnx_file_system_id  | NUMBER  | Internal key, foreign key to aps_v_vnx_file_system  | 
vnx_storage_system_id  | NUMBER  | Internal key, foreign key to aps_v_vnx_storage_system  | 
vnx_volume_id  | NUMBER  | Internal key, foreign key to aps_v_vnx_volume  | 
volume_name  | STRING  | Returns the name of the volume  | 
volume_obj_id  | STRING  | Specifies the ID of the volume  |