Each row in the SYSDBFILE system view describes a dbspace file. The underlying system table for this view is ISYSDBFILE.
Column name | Data type | Description |
---|---|---|
dbfile_id | SMALLINT | For internal use only. |
dbspace_id | SMALLINT | Each dbspace file in a database is assigned a unique number. The system dbspace contains all system objects and has a dbspace_id of 0. |
dbfile_name | CHAR(128) |
The file name for the dbspace. |
file_name | LONG VARCHAR | A unique name for the dbspace. It is used in the CREATE TABLE command. |
lob_map | LONG VARBIT | For internal use only. |
PRIMARY KEY (dbfile_id)
FOREIGN KEY (dbspace_id) REFERENCES SYS.ISYSDBSPACE (dbspace_id)
UNIQUE index (file_name)