是存储空间大还是记录条数大?
存储空间可以用如下语句查:
select * from user_segments s where s.BYTES is not null order by s.BYTES desc
查记录条数可以用如下语句:
select * from user_tables t where t.NUM_ROWS is not null order by t.NUM_ROWS desc
是存储空间大还是记录条数大?
存储空间可以用如下语句查:
select * from user_segments s where s.BYTES is not null order by s.BYTES desc
查记录条数可以用如下语句:
select * from user_tables t where t.NUM_ROWS is not null order by t.NUM_ROWS desc