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Table: DBA_ROLLBACK_SEGS

Description of rollback segments

Column Name Description
BLOCK_ID ID number of the block containing the segment header
FILE_ID ID number of the file containing the segment header
INITIAL_EXTENT Initial extent size in bytes
INSTANCE_NUM Rollback segment owning parallel server instance number
MAX_EXTENTS Maximum number of extents
MIN_EXTENTS Minimum number of extents
NEXT_EXTENT Secondary extent size in bytes
OWNER Owner of the rollback segment
PCT_INCREASE Percent increase for extent size
RELATIVE_FNO Relative number of the file containing the segment header
SEGMENT_ID ID number of the rollback segment
SEGMENT_NAME Name of the rollback segment
STATUS Rollback segment status
TABLESPACE_NAME Name of the tablespace containing the rollback segment

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