Index size is more than table size
Below is the table and index size in DB.After rebuidling the index there is no gain.why so?
Please help!!
select sum(bytes)/1024/1024/1024 from dba_segments where segment_name='MVS_NOTAREGEL_DETAILS_' and owner='MVS_OWN' ;--63.12GB
select sum(bytes)/1024/1024/1024 from dba_segments where segment_name='MVS_NRD_PK' and owner='MVS_OWN' ; --69.3GB