oracle查询单表占用空间的大小

Posted 2020-08-15 胖子学习天地

 

oracle查询单表占用空间的大小

SELECT segment_name AS TABLENAME,
       BYTES B,
       BYTES / 1024 KB,
       BYTES / 1024 / 1024 MB
  FROM user_segments
where segment_name = upper(‘tablename‘);