mysql8.0 super read only解决方案：https://www.cnblogs.com/kevingrace/p/10095332.html

oracle 解锁用户https://blog.csdn.net/mj_ww/article/details/80436374

oracle用户密码永不过期https://blog.csdn.net/qq_43307934/article/details/84828285

数据库默认表空间

https://www.jianshu.com/p/3815afa512f3

查询：

select tablespace_name,file_id,blocks,maxblocks,bytes/1024/1024,maxbytes/1024/1024,file_name from dba_data_files order by file_id;

修改上限:
alter database DATAFILE ‘C:\APP\SOHEE\ORADATA\IGCESDB\IGCESDEFAULT.DBF’ autoextend on maxsize unlimited;