发现数据库无法连接,报错内容截图如下:
0 用sql plus 命令登录数据库。
sqlplus / as sysdba;
1 调整Oracle表空间大小(调整system01.dbf为4G)
alter database datafile '/home/db/oracle/oradata/orcl/system01.dbf' resize 4096m;
2 设置表空间自动增长
ALTER DATABASE DATAFILE '/home/db/oracle/oradata/orcl/system01.dbf' AUTOEXTEND ON;//打开自动增长
3 查询表空间占用率及是否自增
select dbf.tablespace_name,
dbf.totalspace "总量(M)",
dbf.totalblocks as 总块数,
dfs.freespace "剩余总量(M)",
dfs.freeblocks "剩余块数",
(dfs.freespace / dbf.totalspace) * 100 "空闲比例"
from (select t.tablespace_name,
sum(t.bytes) / 1024 / 1024 totalspace,
sum(t.b