【DG】Oracle 19c使用dbca来搭建物理DG（单实例）参考：http://blog.itpub.net/26736162/viewspace-2638038/

以下内容为主库是rac，备库也是rac类型，通过dbca的方式来搭建物理DG：

SELECT CDB FROM  V$DATABASE;
alter database archivelog;
alter database force logging;
alter database flashback on;
alter database open;
alter pluggable database all open;
alter pluggable database all save state;select thread#,group#,bytes/1024/1024 SIZE_MB, status,members from v$log;
select thread#,group#,member from v$logfile;set line 9999 pagesize 9999
col  db_id  format a15
col GROUP# format 99999
select  (select instance_name from gv$instance na where na.inst_id=a.INST_ID) instance_name, GROUP#, DBID db_id, THREAD#, SEQUENCE#, BYTES,  USED, ARCHIVED, STATUS, FIRST_CHANGE#,  NEXT_CHANGE#,LAST_CHANGE# from gv$standby_log a order by INST_ID,THREAD#,GROUP#;alter database add standby logfile thread 1 group 5 ('+DATA','+FRA')  size 200M ,group 6 ('+DATA','+FRA')  size 200M ,group 7 ('+DATA','+FRA')  size 200M ;
alter database add standby logfile thread 2 group 8 ('+DATA','+FRA')  size 200M ,group 9 ('+DATA','+FRA')  size 200M ,group 10 ('+DATA','+FRA')  size 200M ;--------配置tns
tns_rac19c =(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.54)(PORT = 1521))(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.55)(PORT = 1521))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = rac19c)))tns_rac19cdg =(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.54)(PORT = 1521))(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.55)(PORT = 1521))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = rac19cdg)))--------配置监听SID_LIST_LISTENER =(SID_LIST =(SID_DESC =(GLOBAL_DBNAME = rac19c)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19c1))(SID_DESC =(GLOBAL_DBNAME = rac19cdg)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19cdg1))(SID_DESC =(GLOBAL_DBNAME = rac19c_DGMGRL)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19c1))(SID_DESC =(GLOBAL_DBNAME = rac19cdg_DGMGRL)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19cdg1)))SID_LIST_LISTENER =(SID_LIST =(SID_DESC =(GLOBAL_DBNAME = rac19c)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19c2))(SID_DESC =(GLOBAL_DBNAME = rac19cdg)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19cdg2))(SID_DESC =(GLOBAL_DBNAME = rac19c_DGMGRL)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19c2))(SID_DESC =(GLOBAL_DBNAME = rac19cdg_DGMGRL)(ORACLE_HOME = /u01/app/oracle/product/19.3.0/dbhome_1)(SID_NAME = rac19cdg2)))srvctl stop listener -l LISTENER
srvctl start listener -l LISTENERdbca -silent -createDuplicateDB \
-gdbName rac19c \
-sid rac19cdg \
-sysPassword lhr \
-primaryDBConnectionString 192.168.59.54:1521/rac19c \
-nodelist raclhr-19c-n1,raclhr-19c-n2 \
-adminManaged \
-databaseConfigType RAC \
-createAsStandby -dbUniqueName rac19cdg \
-datafileDestination '+DATA' \
-initParams db_create_file_dest=+DATA, db_create_online_log_dest_1=+DATA---全参数 rac环境
set line 1000
set pagesize 1000
col name format a25
col VALUE format a100
SELECT a.NAME,i.instance_name,a.VALUE
FROM   gv$parameter a, gv$instance i
WHERE  a.inst_id = i.inst_id and a.name in ('dg_broker_start','db_name','db_unique_name','log_archive_config','log_archive_dest_1','log_archive_dest_2','log_archive_dest_state_1','log_archive_dest_state_2','log_archive_max_processes','remote_login_passwordfile','db_file_name_convert','log_file_name_convert','standby_file_management','fal_server','fal_client','dg_broker_config_file1','dg_broker_config_file2')
ORDER BY a.name, i.instance_name;--主库修改参数
alter system set LOG_ARCHIVE_DEST_1='LOCATION=USE_DB_RECOVERY_FILE_DEST  VALID_FOR=(ALL_LOGFILES,ALL_ROLES) DB_UNIQUE_NAME=rac19c' sid='*';
alter system set LOG_ARCHIVE_DEST_2='service=tns_rac19cdg  VALID_FOR=(online_logfiles,primary_role) DB_UNIQUE_NAME=rac19cdg' sid='*';
alter system set log_archive_config='dg_config=(rac19c,rac19cdg)' sid='*';
alter system set db_file_name_convert='+DATA','+DATA' scope=spfile sid='*';
alter system set log_file_name_convert='+DATA','+DATA' scope=spfile sid='*';
alter system set standby_file_management=auto scope=spfile sid='*';
alter system set fal_client='tns_rac19c' sid='*';
alter system set fal_server='tns_rac19cdg' sid='*';---创建路径
ASMCMD> mkdir +DATA/dgshare/--主库
show parameter dg
alter system set dg_broker_config_file1='+DATA/dgshare/dr1rac19c.dat'  SID='*';
alter system set dg_broker_config_file2='+DATA/dgshare/dr2rac19c.dat'  SID='*';
alter system set dg_broker_start=true sid='*';--备库
show parameter dg
alter system set dg_broker_config_file1='+DATA/dgshare/dr1rac19cDG.dat'  SID='*';
alter system set dg_broker_config_file2='+DATA/dgshare/dr2rac19cDG.dat'  SID='*';
alter system set dg_broker_start=true sid='*';--备库修改参数
alter system set LOG_ARCHIVE_DEST_1='LOCATION=USE_DB_RECOVERY_FILE_DEST  VALID_FOR=(ALL_LOGFILES,ALL_ROLES) DB_UNIQUE_NAME=rac19cdg' scope=spfile sid='*';
alter system set log_archive_config='dg_config=(rac19c,rac19cdg)';
alter system set db_file_name_convert='+DATA','+DATA' scope=spfile sid='*';
alter system set log_file_name_convert='+DATA','+DATA' scope=spfile sid='*';
alter system set standby_file_management=auto scope=spfile sid='*';
alter system set fal_client='tns_rac19cdg' sid='*';
alter system set fal_server='tns_rac19c' sid='*';srvctl stop db -d rac19c
srvctl start db -d rac19c
srvctl stop db -d rac19cdg
srvctl start db -d rac19cdg--备库查询实时应用
alter database recover managed standby database cancel;
alter database recover managed standby database using current logfile disconnect;
! ps -ef|grep ora_mrpselect INST_ID, dbid,name,DB_UNIQUE_NAME,current_scn,protection_mode,database_role,force_logging,open_mode,switchover_status from gv$database;COL NAME FOR A100
SET LINESIZE 9999  PAGESIZE 9999
COL NEXT_CHANGE# FOR 999999999999999
SELECT THREAD#, NAME, SEQUENCE#, ARCHIVED, APPLIED, A.NEXT_CHANGE#FROM V$ARCHIVED_LOG AWHERE A.SEQUENCE# >= (SELECT MAX(B.SEQUENCE#) - 3FROM V$ARCHIVED_LOG BWHERE B.THREAD# = A.THREAD#AND B.RESETLOGS_CHANGE# = A.RESETLOGS_CHANGE#AND B.RESETLOGS_CHANGE# =(SELECT D.RESETLOGS_CHANGE# FROM V$DATABASE D)AND B.APPLIED = 'YES' GROUP BY B.THREAD#)
ORDER BY A.THREAD#, A.SEQUENCE#;cp /u01/app/oracle/product/19.3.0/dbhome_1/network/admin/tnsnames.ora /u01/app/19.3.0/grid/network/admin/tnsnames.ora
chown grid.oinstall /u01/app/19.3.0/grid/network/admin/tnsnames.oradgmgrl sys/lhr@rac19c
show configurationcreate configuration rac19c as
primary database is rac19c
connect identifier is tns_rac19c;add database rac19cdg as
connect identifier is tns_rac19cdg
maintained as physical;enable configurationshow database verbose rac19c;
show database verbose rac19cdg;alter database recover managed standby database cancel;alter database flashback on;
select flashback_on,force_logging from v$database;
alter database recover managed standby database using current logfile disconnect;edit database rac19c set property 'FastStartFailoverTarget'='rac19cdg';
edit database rac19cdg set property 'FastStartFailoverTarget'='rac19c';

最终结果：

[root@raclhr-19c-n1 admin]# crsctl stat res -t
--------------------------------------------------------------------------------
Name           Target  State        Server                   State details
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.LISTENER.lsnrONLINE  ONLINE       raclhr-19c-n1            STABLEONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.chadONLINE  ONLINE       raclhr-19c-n1            STABLEONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.net1.networkONLINE  ONLINE       raclhr-19c-n1            STABLEONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.onsONLINE  ONLINE       raclhr-19c-n1            STABLEONLINE  ONLINE       raclhr-19c-n2            STABLE
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.ASMNET1LSNR_ASM.lsnr(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        ONLINE  OFFLINE                               STABLE
ora.DATA.dg(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        OFFLINE OFFLINE                               STABLE
ora.FRA.dg(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        OFFLINE OFFLINE                               STABLE
ora.LISTENER_SCAN1.lsnr1        ONLINE  ONLINE       raclhr-19c-n1            STABLE
ora.LISTENER_SCAN2.lsnr1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.LISTENER_SCAN3.lsnr1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.MGMT.dg(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        OFFLINE OFFLINE                               STABLE
ora.OCR.dg(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        OFFLINE OFFLINE                               STABLE
ora.asm(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            Started,STABLE2        ONLINE  ONLINE       raclhr-19c-n2            Started,STABLE3        OFFLINE OFFLINE                               STABLE
ora.asmnet1.asmnetwork(ora.asmgroup)1        ONLINE  ONLINE       raclhr-19c-n1            STABLE2        ONLINE  ONLINE       raclhr-19c-n2            STABLE3        OFFLINE OFFLINE                               STABLE
ora.cvu1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.qosmserver1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.rac19c.db1        ONLINE  ONLINE       raclhr-19c-n1            Open,HOME=/u01/app/oracle/product/19.3.0/dbhome_1,STABLE2        ONLINE  ONLINE       raclhr-19c-n2            Open,HOME=/u01/app/oracle/product/19.3.0/dbhome_1,STABLE
ora.rac19cdg.db1        ONLINE  ONLINE       raclhr-19c-n1            Open,Readonly,HOME=/u01/app/oracle/product/19.3.0/dbhome_1,STABLE2        ONLINE  ONLINE       raclhr-19c-n2            Open,Readonly,HOME=/u01/app/oracle/product/19.3.0/dbhome_1,STABLE
ora.raclhr-19c-n1.vip1        ONLINE  ONLINE       raclhr-19c-n1            STABLE
ora.raclhr-19c-n2.vip1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.scan1.vip1        ONLINE  ONLINE       raclhr-19c-n1            STABLE
ora.scan2.vip1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
ora.scan3.vip1        ONLINE  ONLINE       raclhr-19c-n2            STABLE
--------------------------------------------------------------------------------

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【DG】Oracle 19c使用dbca来搭建物理DG（单实例）参考：http://blog.itpub.net/26736162/viewspace-2638038/

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