1. Anar Godjaev
LogMiner
--@?/rdbms/admin/dbmslogmnrd.sql;
-- related views
SELECT * FROM V$LOGMNR_DICTIONARY;
SELECT * FROM V$LOGMNR_PARAMETERS;
--contents of the logs
SELECT * FROM V$LOGMNR_CONTENTS;
--which redo logs are being analyzed in the current logminer session
SELECT * FROM V$LOGMNR_LOGS;
-- minimal supplemental logging
ALTER DATABASE ADD SUPPLEMENTAL LOG DATA;
ALTER DATABASE ADD SUPPLEMENTAL LOG DATA
(PRIMARY KEY, UNIQUE INDEX) COLUMNS;
ALTER DATABASE DROP SUPPLEMENTAL LOG DATA;
ALTER TABLE scott.emp ADD SUPPLEMENTAL LOG GROUP
emp_parttime (empno, ename, deptno) ALWAYS;
ALTER TABLE scott.emp ADD SUPPLEMENTAL LOG GROUP
emp_parttime (empno, ename, deptno) ;
ALTER TABLE scott.emp DROP SUPPLEMENTAL LOG GROUP emp_parttime;
-- to create all logminer objects in to the specified tablespace
EXECUTE DBMS_LOGMNR_D.SET_TABLESPACE('logmnrts$');
EXECUTE DBMS_LOGMNR_D.BUILD ('dictionary.ora', '/oracle/database/',
OPTIONS =>DBMS_LOGMNR_D.STORE_IN_FLAT_FILE);
EXECUTE DBMS_LOGMNR_D.BUILD (OPTIONS=>DBMS_LOGMNR_D.STORE_IN_REDO_LOGS);
EXECUTE DBMS_LOGMNR.ADD_LOGFILE(LOGFILENAME =>'log1orc1.ora',
OPTIONS =>DBMS_LOGMNR.NEW);
EXECUTE DBMS_LOGMNR.ADD_LOGFILE(LOGFILENAME =>'log2orc1.ora',
OPTIONS =>DBMS_LOGMNR.ADDFILE);
EXECUTE DBMS_LOGMNR.ADD_LOGFILE(LOGFILENAME =>'log3orc1.ora',
OPTIONS =>DBMS_LOGMNR.REMOVEFILE);
EXECUTE DBMS_LOGMNR.START_LOGMNR(
OPTIONS =>DBMS_LOGMNR.DICT_FROM_REDO_LOGS);
EXECUTE DBMS_LOGMNR.START_LOGMNR (
OPTIONS =>DBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG);
-- For example, to see all the DDLs executed by user SYS, you could issue
the following query
SELECT USERNAME, SQL_REDO FROM V$LOGMNR_CONTENTS
WHERE USERNAME = 'SYS' AND OEPRATION = 'DDL';
-- filtering redo_log actions
EXECUTE DBMS_LOGMNR.START_LOGMNR(
OPTIONS =>DBMS_LOGMNR.COMMITTED_DATA_ONLY);

2. Anar Godjaev
EXECUTE DBMS_LOGMNR.START_LOGMNR(OPTIONS =>DBMS_LOGMNR.SKIP_CORRUPTION);
EXECUTE DBMS_LOGMNR.START_LOGMNR(DICTFILENAME =>'/oracle/dictionary.ora',
STARTTIME => TO_DATE('23-OCT-2013 08:30:00', 'DD-MON-YYYY HH:MI:SS'),
ENDTIME => TO_DATE('23-OCT-2013 08:45:00', 'DD-MON-YYYY HH:MI:SS'));
EXECUTE DBMS_LOGMNR.START_LOGMNR(DICTFILENAME =>'/oracle/dictionary.ora',
STARTSCN =>100,
ENDSCN =>150);
EXECUTE DBMS_LOGMNR.END_LOGMNR;
-- a session example
ALTER DATABASE ADD SUPPLEMENTAL LOG DATA;
EXECUTE DBMS_LOGMNR.ADD_LOGFILE(LOGFILENAME =>'log1orc1.ora',
OPTIONS =>DBMS_LOGMNR.NEW);
EXECUTE DBMS_LOGMNR.ADD_LOGFILE(LOGFILENAME =>'log2orc1.ora',
OPTIONS =>DBMS_LOGMNR.ADDFILE);
EXECUTE DBMS_LOGMNR.START_LOGMNR(
DICTFILENAME =>'/oracle/database/dictionary.ora');
EXECUTE DBMS_LOGMNR.START_LOGMNR(OPTIONS =>
DBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG + DBMS_LOGMNR.COMMITTED_DATA_ONLY);
EXECUTE DBMS_LOGMNR.START_LOGMNR(OPTIONS =>
DBMS_LOGMNR.DICT_FROM_REDO_LOGS + DBMS_LOGMNR.COMMITTED_DATA_ONLY);
EXECUTE DBMS_LOGMNR.START_LOGMNR(DICTFILENAME =>'orcldict.ora',
STARTTIME => TO_DATE('23-OCT-2013 08:30:00', 'DD-MON-YYYY HH:MI:SS'),
ENDTIME => TO_DATE('23-OCT-2013 08:45:00', 'DD-MON-YYYY HH:MI:SS'));