首页 > Linux操作系统 > Linux操作系统 > LogMiner 字典安装
ORA-01371: 未找到完整的LogMiner 字典
需要安装LogMiner
SQL> @/u01/app/oracle/product/10.2.0/db_1/rdbms/admin/dbmslm.sql
Package created.
Grant succeeded.
SQL> @/u01/app/oracle/product/10.2.0/db_1/rdbms/admin/dbmslmd.sql
Package created.
分析
2、把在线重做日志变成归档日志,这样分析归档日志就可以了
SQL> alter system switch logfile;
系统已更改。
3、建立日志分析列表:
----填加要分析的日志文件
SQL> execute dbms_logmnr.add_logfile(logfilename=>'D:\oracle\arch\TEST\ARCHIVELOG\2009_08_25\O1_MF_1_32_597FQD7B_.ARC',options=>dbms_logmnr.new);
PL/SQL 过程已成功完成。
---继续填加,用dbms_logmnr.removefile可以删除
SQL> execute dbms_logmnr.add_logfile(logfilename=>'D:\oracle\arch\TEST\ARCHIVELOG\2009_08_25\O1_MF_1_30_597B5P7B_.ARC',options=>dbms_logmnr.addfile);
PL/SQL 过程已成功完成。
4、启动LogMiner
SQL> execute dbms_logmnr.start_logmnr(options=>dbms_logmnr.dict_from_online_catalog);
PL/SQL 过程已成功完成。
5、查看日志分析结果:
SQL> col username format a8
SQL> col sql_redo format a50
SQL> alter session set nls_date_format='yyyy-mm-dd hh24:mi:ss';
会话已更改。
SQL> select username,scn,timestamp,sql_redo from v$logmnr_contents where seg_name='DEPT';
USERNAME SCN TIMESTAMP SQL_REDO
-------- ---------- ------------------- -----------------------------------
1645927 2009-08-25 16:54:56 delete from "SCOTT"."DEPT" where "DEPTNO" = '40' and "DNAME" = 'OPERATIONS' and "LOC" = 'BOSTON' and "PHONE" IS NULL and "ADDRESS" IS NULL and ROWID = 'AAAMfNAAEAAAAAQAAD';
SYS 1645931 2009-08-25 16:54:57 alter table scott.dept add(phone varchar2(32)) ;
SYS 1645992 2009-08-25 16:56:33 alter table scott.dept add(address varchar2(300)) ;
6、结束LogMiner
SQL> execute dbms_logmnr.end_logmnr;
PL/SQL 过程已成功完成。
---------------------------------------------------------------------------------
用摘取LogMiner字典到字典文件分析DDL操作:
1、进行DDL操作,以便分析
SQL> conn scott/admin
已连接。
SQL> drop table emp;
表已删除。
SQL> drop table dept;
表已删除。
SQL> conn /as sysdba
已连接。
SQL> alter system switch logfile;
系统已更改。
2、使用字典文件,请查看数据库是否配置utl_file_dir,这个参数为字典文件的目录。配置该参数后,需要重启数据库
SQL> show user;
USER 为 "SYS"
SQL> show parameter utl;
NAME TYPE VALUE
------------------------------------ ----------- ------------
create_stored_outlines string
utl_file_dir string
SQL> alter system set utl_file_dir='D:\oracle\logminer' scope=spfile;
System altered.
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
SQL> show parameter utl
NAME TYPE VALUE
------------------------------------ ----------- -----------
create_stored_outlines string
utl_file_dir string D:\oracle\logminer
3、建立字典文件:
SQL> execute dbms_logmnr_d.build ('dict.ora','D:\oracle\logminer',dbms_logmnr_d.store_in_flat_file);
PL/SQL 过程已成功完成。
4、建立日志分析列表:
SQL> execute dbms_logmnr.add_logfile(logfilename=>'D:\oracle\arch\TEST\ARCHIVELOG\2009_08_25\O1_MF_1_32_597FQD7B_.ARC',options=>dbms_logmnr.new);
PL/SQL 过程已成功完成。
SQL> execute dbms_logmnr.add_logfile(logfilename=>'D:\oracle\arch\TEST\ARCHIVELOG\2009_08_25\O1_MF_1_30_597B5P7B_.ARC',options=>dbms_logmnr.addfile);
PL/SQL 过程已成功完成。
5、启动LogMiner
SQL> execute dbms_logmnr.start_logmnr(dictfilename=>'D:\oracle\logminer\dict.ora',options=>dbms_logmnr.ddl_dict_tracking);
PL/SQL 过程已成功完成。
6、查询分析日志结果:
SQL> select username,scn,timestamp,sql_redo from v$logmnr_contents where lower(sql_redo) like '%table%';
USERNAME SCN TIMESTAMP SQL_REDO
-------- ---------- -------------- -----------------------------------
1647538 25-8月 -09 ALTER TABLE "SCOTT"."EMP" RENAME CONSTRAINT "PK_EMP" TO "BIN$f/mFjN+nTmaYjrb17YU80w==$0" ;
1647550 25-8月 -09 ALTER TABLE "SCOTT"."EMP" RENAME TO "BIN$E5UujHaTR+uItpLtzN0Ddw==$0" ;
1647553 25-8月 -09 drop table emp AS "BIN$E5UujHaTR+uItpLtzN0Ddw==$0" ;
1647565 25-8月 -09 ALTER TABLE "SCOTT"."DEPT" RENAME CONSTRAINT "PK_DEPT" TO "BIN$3imFL+/1SqONFCB7LoPcCg==$0" ;
1647571 25-8月 -09 ALTER TABLE "SCOTT"."DEPT" RENAME TO "BIN$kYKBLvltRb+vYaT6RkaRiA==$0";
1647574 25-8月 -09 drop table dept AS "BIN$kYKBLvltRb+vYaT6RkaRiA==$0" ;
或者其他的查询:
SQL> select username,scn,timestamp,sql_redo from v$logmnr_contents where username='SYS';
USERNAME TIMESTAMP SQL_REDO
-------- ------------------- --------------------------------------------------
USERNAME SCN TIMESTAMP SQL_REDO
-------- ---------- -------------- -----------------------------------
SYS 1647487 25-8月 -09 set transaction read write;
SYS 1647488 25-8月 -09 alter user scott account unlock;
SYS 1647490 25-8月 -09 Unsupported
SYS 1647492 25-8月 -09 commit;
7、结束LogMiner
SQL> execute dbms_logmnr.end_logmnr;
PL/SQL 过程已成功完成。
注意,v$logmnr_contents内容保存了日志的内容,只在当前会话有效,如果想长期保存分析,可以在当前会话用create table tablename as select * from v$logmnr_contents语句来持久保存。
其他操作:
1.生成数据字典文件
SQL> show parameter utl_file_dir
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
utl_file_dir string *
SQL> EXECUTE dbms_logmnr_d.build(dictionary_filename => 'dict20090625.dat',dictionary_location => '/orabak');
PL/SQL procedure successfully completed.
2.可以先设置使用的表空间
SQL> EXECUTE DBMS_LOGMNR_D.SET_TABLESPACE('erp')
PL/SQL procedure successfully completed.
3.开始分析日志
SQL> execute dbms_logmnr.start_logmnr(dictfilename=>'/orabak/dict20090625.dat');
PL/SQL procedure successfully completed.
提取特定时间的日志:
dbms_logmnr.start_logmnr(dictfilename=>'/orabak/dict20090625.dat',
starttime=>to_date('2009-06-24 09:30:00','YYYY-MM-DD HH24:MI:SS'),
endtime=>to_date('2009-06-24 12:00:59','YYYY-MM-DD HH24:MI:SS'))
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/15187685/viewspace-756188/ ,如需转载,请注明出处,否则将追究法律责任。