| Oracle® Database Reference 11g Release 2 (11.2) Part Number E10820-03  | 
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ALL_FILE_GROUPS shows top-level metadata about the file groups accessible to the current user.
Related Views
DBA_FILE_GROUPS shows top-level metadata about all file groups in the database.
USER_FILE_GROUPS shows top-level metadata about file groups owned by the current user. This view does not display the FILE_GROUP_OWNER column.
| Column | Datatype | NULL | Description | 
|---|---|---|---|
FILE_GROUP_OWNER | 
VARCHAR2(30) | 
NOT NULL | 
Owner of the file group | 
FILE_GROUP_NAME | 
VARCHAR2(30) | 
NOT NULL | 
Name of the file group | 
KEEP_FILES | 
VARCHAR2(1) | 
NOT NULL | 
A value of Y or N to indicate whether or not files should be deleted when a version is purged | 
MIN_VERSIONS | 
NUMBER | 
NOT NULL | 
Autopurge should not drop a version if this condition will become violated | 
MAX_VERSIONS | 
NUMBER | 
NOT NULL | 
Autopurge will drop the oldest version when this condition is violated | 
RETENTION_DAYS | 
NUMBER | 
NOT NULL | 
Autopurge will drop versions older than this if doing so does not violate MIN_VERSIONS | 
CREATED | 
TIMESTAMP(6) WITH TIME ZONE | 
NOT NULL | 
Time at which the file group was created | 
COMMENTS | 
VARCHAR2(4000) | 
Comments about the file group | |
DEFAULT_DIRECTORY | 
VARCHAR2(30) | 
Name of the default directory object |