oracle 自动备份

346279055 · 发表于 2018-1-16 15:01

oracle没有做过备份，rman上去，查看发现有备份集：===================

BS Key  Type LV Size    Device Type Elapsed Time Completion Time
------- ---- -- ---------- ----------- ------------ ---------------
1    Incr 1  9.36M    DISK       00:00:01    09-JAN-18
      BP Key: 1 Status: AVAILABLE  Compressed: NO  Tag: ORA_OEM_LEVEL_0
      Piece Name: /dbtj/recovery_area/ORCL/backupset/2018_01_09/o1_mf_ncsn1_ORA_OEM_LEVEL_0_f57dh5mg_.bkp
  SPFILE Included: Modification time: 09-JAN-18
  SPFILE db_unique_name: ORCL
  Control File Included: Ckp SCN: 1122970    Ckp time: 09-JAN-18

BS Key  Type LV Size    Device Type Elapsed Time Completion Time
------- ---- -- ---------- ----------- ------------ ---------------
2    Incr 1  84.54M    DISK       00:00:10    10-JAN-18
      BP Key: 2 Status: AVAILABLE  Compressed: NO  Tag: ORA_OEM_LEVEL_0
      Piece Name: /dbtj/recovery_area/ORCL/backupset/2018_01_10/o1_mf_nnnd1_ORA_OEM_LEVEL_0_f5b0tbl1_.bkp
  List of Datafiles in backup set 2
  File LV Type Ckp SCN Ckp Time  Name
  ---- -- ---- ---------- --------- ----
  1 1  Incr 1249596 10-JAN-18 /dbtj/oradata/orcl/system01.dbf
  2 1  Incr 1249596 10-JAN-18 /dbtj/oradata/orcl/sysaux01.dbf
  3 1  Incr 1249596 10-JAN-18 /dbtj/oradata/orcl/undotbs01.dbf
  4 1  Incr 1249596 10-JAN-18 /dbtj/oradata/orcl/users01.dbf
  5 1  Incr 1249596 10-JAN-18 /dbtj/oradata/orcl/example01.dbf

--------------------------------------------------------------
但对于的目录下，发现每天都有备份
total 32
drwxr----- 2 oracle oinstall 4096 Jan  9 02:01 2018_01_09
drwxr----- 2 oracle oinstall 4096 Jan 10 02:00 2018_01_10
drwxr----- 2 oracle oinstall 4096 Jan 11 02:01 2018_01_11
drwxr----- 2 oracle oinstall 4096 Jan 12 02:01 2018_01_12
drwxr----- 2 oracle oinstall 4096 Jan 13 02:01 2018_01_13
drwxr----- 2 oracle oinstall 4096 Jan 14 02:01 2018_01_14
drwxr----- 2 oracle oinstall 4096 Jan 15 02:01 2018_01_15
drwxr----- 2 oracle oinstall 4096 Jan 16 02:01 2018_01_16

这是什么原因？跟我在安装的时候，配置闪回区有关系么？