查出单表数据占用存储空间大小:
SELECT segment_name AS TABLENAME,round(BYTES/1024/1024,2) FROM user_segments WHERE segment_name='表名'
查询数据库占用存储空间:
select sum(bytes)/1024/1024 from dba_segments
查出单表数据占用存储空间大小:
SELECT segment_name AS TABLENAME,round(BYTES/1024/1024,2) FROM user_segments WHERE segment_name='表名'
查询数据库占用存储空间:
select sum(bytes)/1024/1024 from dba_segments