NAME LOCAL_UNDO
------------------------------ ----------
CDB$ROOT 0
PDB$SEED 1
PDB1 1
2.操作前准备
1.登录源端,连接到cdb1
sql>connect sys/oracle_4U@cdb1 as sysdba
2.创建一个通用用户用于 DBLINK的创建
sql>create user c##remote_user identified by oracle_4U container=all;
[FATAL] [DBT-19401] Archive log mode is not enabled in the (cdb1) database.
CAUSE: (cdb1) database should be configured with archive log mode to perform the operation.
必须开启归档
[FATAL] [DBT-08101] The selected PDB (pdb1) is not open.
CAUSE: PDB has to be open in READ WRITE mode to perform the configuration.
-remoteDBConnString 192.168.133.121:1521/cdb1
[FATAL] [DBT-19402] Local undo mode is not enabled in the (cdb1) container database.
CAUSE: Local undo mode should be enabled in the (cdb1) container database to perform the operation.