删库跑路较全文档###慎用

#PG

drop database XXX;
drop user XXX;

#SQLServer

use [XXX];
drop login [XXX];
use [master];
drop DATABASE XXX;

#Oracle

drop tablespace XXXincluding contents and datafiles cascade constraint

drop user XXX cascade

#DM

drop user XXX cascade;
drop tablespace XXX;

#MySQL

drop user XXX;
drop DATABASE XXX;

#Oscar

drop user XXX cascade;
drop tablespace XXX;

#KingBase

drop database "XXX";
drop user "XXX";