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上完1Z0-053第09章(ADR,物理坏块)
(052共19章,053共21章,063多租户共9章,49-27)
练习用的破外ASM中的example表空间物理坏块脚本:
http://124.16.180.178:8080/studentguide_sec_O11g/1Z0-053-09
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BASE64对照表:
- A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
- 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
- a b c d e f g h i j k l m n o p q r s t u v w x y z
- 26 51
- 0 1 2 3 4 5 6 7 8 9 0
- 52 61
- + /
- 62 63
- Cv=2*64+47=175
复制代码
Health Monitor:
- select * from v$hm_check;
- select * from v$hm_check_param where check_id=3;
- begin
- dbms_hm.run_check(check_name => 'Data Block Integrity Check',
- run_name => 'MYRUN1',
- timeout => 0,
- input_params => 'BLC_DF_NUM=5;BLC_BL_NUM=175');
- end;
-
- select * from v$database_block_corruption;
-
- select * from v$hm_run;
- select dbms_hm.get_run_report('MYRUN1') from dual;
复制代码 dbv:
- dbv userid=system/oracle_4U file='+DATA/winorcl/datafile/example.256.935616275' BLOCKSIZE=8192
复制代码
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