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oracle-data-guard之物理备库创建表空间

admin 11月 12, 2020 0

有若干方法用于调整文件名，按照优先级从高到低：
1 set newname –用于rman脚本，配合switch datafile to copy
2 db_create_file_dest –用于OMF
3 db_file_name_convert/log_file_name_convert 用于data guard

注：如果physical standby同时设置了db_create_file_dest/db_file_name_convert，则优先使用前者

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SQL> create tablespace tab05 datafile '/home/oracle/app/oracle/oradata/mmpdb3/tab05.dbf' size 10m;
Tablespace created.
SQL> select * from v$tablespace;
       TS# NAME                           INC BIG FLA ENC
---------- ------------------------------ --- --- --- ---
         0 SYSTEM                         YES NO  YES
         1 SYSAUX                         YES NO  YES
         2 UNDOTBS1                       YES NO  YES
         4 USERS                          YES NO  YES
         6 TAB01                          YES NO  YES
         7 TAB02                          YES NO  YES
         3 TEMP                           NO  NO  YES
         8 TAB03                          YES NO  YES
         9 TAB04                          YES NO  YES
        10 TAB05                          YES NO  YES
SQL> select TS#, NAME from v$datafile where TS#=10;
       TS# NAME
---------- --------------------------------------------------
        10 /home/oracle/app/oracle/oradata/mmpdb3/tab05.dbf
SQL> show parameter db_file_name_convert
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_file_name_convert                 string      /home/oracle/app/oracle/oradat
                                                 a/mmpdb3/, /home/oracle/app/or
                                                 acle/oradata/mmpdb3/
SQL> show parameter standby_file_management
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
standby_file_management              string      AUTO
SQL> alter system switch logfile;
System altered.
####on the standby
SQL> show parameter standby_file_management
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
standby_file_management              string      AUTO
SQL> show parameter db_file_name_convert
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_file_name_convert                 string      /home/oracle/app/oracle/oradat
                                                 a/mmpdb3/, /home/oracle/app/or
                                                 acle/oradata/mmpdb3/
SQL> select TS#, NAME from v$datafile where TS#=10;
       TS# NAME
---------- --------------------------------------------------
        10 /home/oracle/dbbak/db_create_file_dest/MMPDB3SBY/d
           atafile/o1_mf_tab05_df9jd697_.dbf
SQL> show parameter db_create_file_dest;
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_create_file_dest                  string      /home/oracle/dbbak/db_create_f
                                                 ile_dest
#####on the primary
SQL> alter system set db_create_file_dest='' scope=both;
System altered.
SQL> show parameter db_create_file_dest;
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_create_file_dest                  string
SQL>
SQL> drop tablespace tab05;
Tablespace dropped.
SQL> alter system switch logfile;
System altered.
#on the standby
SQL> alter system set db_create_file_dest='' scope=both;
System altered.
SQL> show parameter db_create_file_dest;
NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_create_file_dest                  string
SQL>
SQL> select TS#, NAME from v$datafile where TS#=10;
no rows selected
#on the primary
SQL> create tablespace tab05 datafile '/home/oracle/app/oracle/oradata/mmpdb3/tab05.dbf' size 10m;
Tablespace created.
SQL> select TS#, NAME from v$datafile where TS#=10;
       TS# NAME
---------- --------------------------------------------------
        10 /home/oracle/app/oracle/oradata/mmpdb3/tab05.dbf
SQL> alter system switch logfile;
System altered.
#on the standby
SQL> select TS#, NAME from v$datafile where TS#=10;
       TS# NAME
---------- --------------------------------------------------
        10 /home/oracle/app/oracle/oradata/mmpdb3/tab05.dbf
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