Oracle12C Multitenancy Management

--进入cdb 
sqlplus /nolog 
conn sys/sys as dba 

--View database basic information
select name, cdb from v$database;

--View container related information
select con_id,name from v$containers;

--View the path of the data file
select con_id, file_name from cdb_data_files order by 1;

--Display current connection container information
show con_id con_name user

--show all pdb
show pdbs

--start and stop root container

--startup data--
CDB
sqlplus / as sysdba
startup

--PDB (all PDBs)
alter pluggable database all open;
--start pdb1 library
alter pluggable database pdb1 open;

--Close the database
--CDB
shutdown immediate

--pdb1
alter pluggable database pdb1 close;
alter pluggable database pdb1 close immediate;
--关闭所有pdb
alter pluggable database all close immediate;

--Create a public user (sys and system are automatically created public users in pluggable)
sqlplus / as sysdba
create user c#dba identified by alex;

--Create public role
sqlplus / as sysdba
create role c##dbaprivs container=all;

grant dba to c##dbaprivs container=all;

--Public role to public user
grant c##dbaprivs to c#dba container=all;

--Switch container
alter session set container=ehrpdb; --Switch
back to root container
alter session set container=cdb$root;

--2 Create pluggable database
--2.1 Clone seed container
create pluggable database cpcdb
admin user cpcadm identified by cpcadm
file_name_convert=('/oracle/app/oracle/oradata/edw/pdbseed','/oradata/edw/cpcdb/ datafile/');

--2.2直接创建数据库
CREATE PLUGGABLE DATABASE hrdb
ADMIN USER hrdba IDENTIFIED BY hrdba
STORAGE (MAXSIZE 100G MAX_SHARED_TEMP_SIZE 2G)
DEFAULT TABLESPACE hrdb DATAFILE '/oradata/EDW/hrdb/datafile/hrdb001.dbf' SIZE 512M AUTOEXTEND on next 8M maxsize 10G;

CREATE PLUGGABLE DATABASE cpcdb
ADMIN USER cpcdba IDENTIFIED BY cpcdba
STORAGE (MAXSIZE 100G MAX_SHARED_TEMP_SIZE 2G)
DEFAULT TABLESPACE tbscpc DATAFILE '/oradata/EDW/cpcdb/datafile/tbscpc001.dbf' SIZE 512M AUTOEXTEND on next 8M maxsize 10G;

--2.3 Create a data case

create pluggable database cpcdb
admin user cpcadm identified by  cpcadm
file_name_convert=('/oracle/app/oracle/oradata/edw/pdbseed','/oradata/edw/cpcdb/datafile/');

create pluggable database ncdb
admin user ncadm identified by  ncadm
file_name_convert=('/oradata/edw/pdbseed','/oradata/edw/ncdb/datafile/');

CREATE PLUGGABLE DATABASE ncdb
ADMIN USER ncdba IDENTIFIED BY ncdba
STORAGE (MAXSIZE 100G MAX_SHARED_TEMP_SIZE 2G);

--Access the pluggable database of ncdb
sqlplus sys/ncdba@oraerp:1521/ncdb as sysdba 

--关闭PDB数据库
alter pluggable database ncdb close immediate;
alter pluggable database hrdb close immediate;
alter pluggable database cpcdb close immediate;
alter pluggable database edwpdb close immediate;
--删除PDB数据库 
DROP PLUGGABLE DATABASE ncdb INCLUDING DATAFILES; 
DROP PLUGGABLE DATABASE hrdb INCLUDING DATAFILES; 
DROP PLUGGABLE DATABASE cpcdb INCLUDING DATAFILES;
DROP PLUGGABLE DATABASE edwpdb INCLUDING DATAFILES; 

--创建pdb案例
--1、cpcdb
create pluggable database cpcdb
admin user cpcadm identified by  cpcadm
file_name_convert=('/oradata/edw/pdbseed/','/oradata/edw/cpcdb/');

--2、ncdb
create pluggable database ncdb
admin user ncadm identified by  ncadm
file_name_convert=('/oradata/edw/pdbseed/','/oradata/edw/ncdb/');

--3、hrdb
create pluggable database hrdb
admin user hradm identified by hradm
file_name_convert=('/oradata/edw/pdbseed/','/oradata/edw/hrdb/');

alter pluggable database all open;

--登录cpcdb
$sqlplus sys/[email protected]:1531/cpcdb as sysdba

$sqlplus sys/[email protected]:1533/ncdb as sysdba -- contains! A separate password is required