[root@bspdev odu]# cd amdu_2012_02_23_11_21_34

[root@bspdev amdu_2012_02_23_11_21_34]# ls -lrt

total 39744

-rw-r–r–. 1 root root 8600 Feb 23 11:21 report.txt

-rw-r–r–. 1 root root 40640512 Feb 23 11:21 DATA_259.f

我们现在再用ODU把259号文件提出来，跟AMDU做一个对比：

[root@bspdev amdu_2012_02_23_11_21_34]# cd ..

[root@bspdev odu]# ./odu

Oracle Data Unloader:Release 4.2.1

loading default config…….

byte_order little

block_size 8192

block_buffers 1024

db_timezone -7

Invalid db timezone:-7

client_timezone 8

Invalid client timezone:8

asmfile_extract_path /odu/asmfile

data_path data

lob_path /odu/data/lob

charset_name AL32UTF8

ncharset_name AL16UTF16

output_format text

lob_storage infile

clob_byte_order big

trace_level 1

delimiter |

unload_deleted no

file_header_offset 0

is_tru64 no

record_row_addr no

convert_clob_charset yes

use_scanned_lob yes

trim_scanned_blob yes

lob_switch_dir_rows 20000

db_block_checksum yes

db_block_checking yes

rdba_file_bits 10

compatible 10

load config file ‘config.txt’ successful

loading default asm disk file ……

grp# dsk# bsize ausize disksize diskname groupname path

—- —- —– —— ——– ————— ————— ——————————————–

1 0 4096 1024K 9000 DATA_0000 DATA /dev/sda3

1 1 4096 1024K 9000 DATA_0001 DATA /dev/sda5

1 2 4096 1024K 9000 DATA_0002 DATA /dev/sda6

2 0 4096 1024K 9000 RECO_0000 RECO /dev/sda7

2 1 4096 1024K 7288 RECO_0001 RECO /dev/sda8

load asm disk file ‘asmdisk.txt’ successful

loading default control file ……

ts# fn rfn bsize blocks bf offset filename

—- —- —- —– ——– — —— ——————————————–

0 1 1 8192 112640 N 0 +DATA/ORA11G/DATAFILE/SYSTEM.256.747310449

1 2 2 8192 119040 N 0 +DATA/ORA11G/DATAFILE/SYSAUX.257.747310449

2 3 3 8192 70400 N 0 +DATA/ORA11G/DATAFILE/UNDOTBS1.258.747310451

4 4 4 8192 4960 N 0 +DATA/ORA11G/DATAFILE/USERS.259.747310451

load control file ‘oductl.dat’ successful

loading dictionary data……done

loading scanned data……done

ODU> asmcmd

Entering asmcmd module.

注意：ODU的最新版本中extract命令已被copy命令替换了：

ASMCMD> extract asmfile +DATA/ORA11G/DATAFILE/USERS.259.747310451 to /u01/app/oracle/odu/amdu_2012_02_23_11_21_34/user01.dbf

starting extract asm file ‘+DATA/ORA11G/DATAFILE/USERS.259.747310451′ to ‘/u01/app/oracle/odu/amdu_2012_02_23_11_21_34/user01.dbf’,file size is 40640512

asm file extract completed.

ASMCMD> exit

Exiting asmcmd module.

[root@bspdev odu]# cd amdu_2012_02_23_11_21_34

[root@bspdev amdu_2012_02_23_11_21_34]# ls -lrt

total 79476

-rw-r–r–. 1 root root 8600 Feb 23 11:21 report.txt

-rw-r–r–. 1 root root 40640512 Feb 23 11:21 DATA_259.f

-rw-r–r–. 1 root root 40640512 Feb 23 11:27 user01.dbf

从结果里可以看到，两者大小一模一样。

从dbv校验的结果来看，两者内容也是一模一样：