Skip Headers
Oracle® Database Reference
11g Release 1 (11.1)

Part Number B28320-01
Go to Documentation Home
Home
Go to Book List
Book List
Go to Table of Contents
Contents
Go to Index
Index
Go to Master Index
Master Index
Go to Feedback page
Contact Us

Go to previous page
Previous
Go to next page
Next
View PDF

DBA_DMT_USED_EXTENTS

DBA_DMT_USED_EXTENTS describes the extents comprising the segments in all dictionary managed tablespaces in the database.

Column Datatype NULL Description
SEGMENT_FILEID NUMBER NOT NULL File number of the segment header of the extent
SEGMENT_BLOCK NUMBER NOT NULL Block number of the segment header of the extent
TABLESPACE_ID NUMBER NOT NULL Identifier number of the tablespace containing the extent
EXTENT_ID NUMBER NOT NULL Extent number in the segment
FILEID NUMBER NOT NULL File identifier number of the file containing the extent
BLOCK NUMBER NOT NULL Starting block number of the extent
LENGTH NUMBER NOT NULL Number of blocks in the extent