oracle命令行删除用户：
代码如下:
connect/assysdba;
shutdownabort;
startup;
dropuseruser1cascade;
exit
shutdownabort;
startup;
dropuseruser1cascade;
exit
oracle命令行创建用户：
代码如下:
createuseruser1
identifiedbyvalues'fa091872a2cc669c'
defaulttablespaceuser1
temporarytablespacetemp
profiledefault
accountunlock;
--4rolesforuser1
grantrecovery_catalog_ownertouser1withadminoption;
grantresourcetouser1withadminoption;
grantdbatouser1withadminoption;
grantconnecttouser1withadminoption;
alteruseruser1defaultroleall;
--3systemprivilegesforuser1
grantselectanydictionarytouser1withadminoption;
grantunlimitedtablespacetouser1withadminoption;
grantalteranyproceduretouser1withadminoption;
identifiedbyvalues'fa091872a2cc669c'
defaulttablespaceuser1
temporarytablespacetemp
profiledefault
accountunlock;
--4rolesforuser1
grantrecovery_catalog_ownertouser1withadminoption;
grantresourcetouser1withadminoption;
grantdbatouser1withadminoption;
grantconnecttouser1withadminoption;
alteruseruser1defaultroleall;
--3systemprivilegesforuser1
grantselectanydictionarytouser1withadminoption;
grantunlimitedtablespacetouser1withadminoption;
grantalteranyproceduretouser1withadminoption;
