--空间不足解决办法:
--(1)
select t.table_name,max(num_rows * avg_row_len/1024/1024)
from user_tables t group by t.table_name order by max(num_rows * avg_row_len/1024/1024) desc
--(2)查询表有哪些账期的数据
SELECT DISTINCT MONTH_ID FROM 表名
--(3)空间不足时,在ORACLE中删除表数据语句:
alter table 表名 drop partition PART201801(账期);
如何查看一个表是否为分区表:
select partition_name from user_tab_partitions where table_name='表'
集市数据库查看某个表各个分区所占空间大小:
select segment_name,partition_name,bytes/(1024*1024) as "size(M)"
from user_segments
where segment_name like '%60DAY_2G_USER%' order by bytes desc