{"id":1911,"date":"2023-04-23T17:52:21","date_gmt":"2023-04-23T09:52:21","guid":{"rendered":"http:\/\/www.821121.com\/?p=1911"},"modified":"2023-04-23T17:52:43","modified_gmt":"2023-04-23T09:52:43","slug":"%e4%bd%bf%e7%94%a8-oracle-logminer-%e5%88%86%e6%9e%90%e9%87%8d%e5%81%9a%e6%97%a5%e5%bf%97","status":"publish","type":"post","link":"http:\/\/www.821121.com\/?p=1911","title":{"rendered":"\u4f7f\u7528 Oracle LogMiner \u5206\u6790\u91cd\u505a\u65e5\u5fd7"},"content":{"rendered":"

\u4f7f\u7528 Oracle LogMiner \u5206\u6790\u91cd\u505a\u65e5\u5fd7<\/p>\n

\u6982\u8ff0
\n\u6211\u4eec\u77e5\u9053oracle\u7684redo\u548c\u5f52\u6863\u65e5\u5fd7\uff0c\u8bb0\u5f55\u4e86\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u7684\u76f8\u5173\u4fe1\u606f\u3002\u5728\u65e5\u5e38\u7684\u6570\u636e\u5e93\u7ba1\u7406\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u6709\u65f6\u9700\u8981\uff0c\u67e5\u770b\u7279\u5b9a\u65f6\u523b\u7279\u5b9a\u7528\u6237\u5728\u6570\u636e\u5e93\u4e0a\u6267\u884c\u7684\u64cd\u4f5c\u3002\u8fd9\u65f6\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u7528logminer\u5206\u6790\u65e5\u5fd7\u6587\u4ef6\u83b7\u53d6\u76f8\u5173\u4fe1\u606f\u3002 logminer\u5206\u6790\u5f52\u6863\u65e5\u5fd7\u6587\u4ef6\u6240\u83b7\u5f97\u7684\u4fe1\u606f\u5e76\u4e0d\u662f\u539f\u59cb\u7684\u64cd\u4f5c\u4fe1\u606f\uff0c\u800c\u662f\u7b49\u4ef7\u7684\u539f\u5b50\u64cd\u4f5c\u4fe1\u606f\uff0c\u8b6c\u5982\u7528\u4e00\u6761delete\u8bed\u53e5\u5220\u9664\u4e24\u767e\u4e07\u6761\u4fe1\u606f\uff0c\u539f\u59cb\u64cd\u4f5c\u53ea\u9700\u4e00\u6761\u547d\u4ee4\uff0c\u4f46\u662f\u5206\u6790\u5f52\u6863\u6587\u4ef6\u4f1a\u83b7\u5f97\u4e24\u767e\u4e07\u6761delete\u547d\u4ee4\u4fe1\u606f\u3002Oracle LogMiner\u7528\u4e8e\u8bfb\u53d6\u91cd\u505a\/\u5f52\u6863\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u3002\u60a8\u53ef\u4ee5\u8fd0\u884c LogMiner \u6765\u8bfb\u53d6\u540c\u4e00\u6570\u636e\u5e93\u6216\u5b8c\u5168\u72ec\u7acb\u7684\u6570\u636e\u5e93\u4e0a\u7684\u91cd\u505a\/\u5f52\u6863\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\uff01\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4e86\u89e3 Oracle LogMiner \u914d\u7f6e\u548c\u67e5\u8be2\u91cd\u505a\/\u5b58\u6863\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6848
\n\u6b65\u9aa4\u4e00\uff1a\u542f\u7528\u8865\u5145\u65e5\u5fd7\u8bb0\u5f55
\n\u8865\u5145\u65e5\u5fd7\u5c06\u6709\u5173\u6bcf\u4e2a\u4e8b\u52a1\u7684\u9644\u52a0\u4fe1\u606f\u8bb0\u5f55\u5230\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u4e2d\u3002\u5728\u751f\u6210\u5c06\u7531 Oracle LogMiner \u5206\u6790\u7684\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u4e4b\u524d\uff0c\u60a8\u5fc5\u987b\u542f\u7528\u8865\u5145\u65e5\u5fd7\u8bb0\u5f55\u3002<\/p>\n

ALTER DATABASE ADD SUPPLEMENTAL LOG DATA;
\nSELECT SUPPLEMENTAL_LOG_DATA_MIN FROM V$DATABASE;<\/p>\n

\u6b65\u9aa4\u4e8c\uff1a\u6dfb\u52a0\u65e5\u5fd7\u6587\u4ef6
\nOracle LogMiner \u53ef\u4ee5\u6316\u6398\u91cd\u505a\/\u5b58\u6863\u65e5\u5fd7\u6587\u4ef6\u3002\u8ba9\u6211\u4eec\u5047\u8bbe\u6211\u4eec\u60f3\u5206\u6790\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u91cd\u505a\u65e5\u5fd7\u3002
\n\u8bf7\u6ce8\u610f :\u00a0DBMS_LOGMNR.NEW\u00a0\u53c2\u6570\u6307\u5b9a\u8981\u5206\u6790\u7684\u7b2c\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\u3002\u540e\u7eed\u65e5\u5fd7\u6587\u4ef6\u4f7f\u7528\u00a0DBMS_LOGMNR.ADDFILE\u00a0\u9009\u9879\u5b9a\u4e49\u3002<\/p>\n

\u60c5\u666f1\uff1aREDO LOG<\/p>\n

EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/db_files\/testdb\/redo01.log', -
\nOPTIONS => DBMS_LOGMNR.NEW);EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/db_files\/testdb\/redo01.log', -
\nOPTIONS => DBMS_LOGMNR.ADDFILE);EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/db_files\/testdb\/redo01.log', -
\nOPTIONS => DBMS_LOGMNR.ADDFILE);<\/p>\n

\u60c5\u666f2\uff1a ARCHIVE LOG
\n\u83b7\u53d6\u6240\u8981\u5206\u6790\u65f6\u95f4\u6bb5\u5f52\u6863\u65e5\u5fd7\u6587\u4ef6\u4fe1\u606f\u3002<\/p>\n

SELECT 'dbms_logmnr.add_logfile(LogFileName=>'''
\n|| name
\n|| ''', Options=>dbms_logmnr.addfile);'FROM v$archived_logWHERE first_time > To_date('2023-03-30 13:30', 'yyyy-mm-dd hh24:mi')
\nAND first_time < To_date('2023-03-30 13:50', 'yyyy-mm-dd hh24:mi')
\nAND dest_id = 1ORDER BY first_time;
\n\u4fdd\u5b58\u597d\u8f93\u51fa\u4fe1\u606f\uff0c\u5e76\u5c06\u8f93\u51fa\u4fe1\u606f\u7b2c\u4e00\u6761\u4e2d\u7684dbms_logmnr.addfile\u6539\u6210dbms_logmnr.new\uff0c\u5373\uff1a<\/p>\n

EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/FRA\/TESTDB\/archivelog\/o1_mf_1_3027k6dcc33y<\/em>.arc', -
\nOPTIONS => DBMS_LOGMNR.NEW);EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/FRA\/TESTDB\/archivelog\/o1_mf_1_3028k6dcc33y<\/em>.arc', -
\nOPTIONS => DBMS_LOGMNR.ADDFILE);EXECUTE DBMS_LOGMNR.ADD_LOGFILE( -
\nLOGFILENAME => '\/u01\/FRA\/TESTDB\/archivelog\/o1_mf_1_3029k6dcc33y<\/em>.arc', -
\nOPTIONS => DBMS_LOGMNR.ADDFILE);<\/p>\n

\u6b65\u9aa4\u4e09\uff1a\u542f\u52a8 LogMiner
\n\u5982\u679c\u60a8\u5728\u540c\u4e00\u4e2a\u6e90\u6570\u636e\u5e93\u4e0a\u542f\u52a8 LogMiner\uff0c\u90a3\u4e48\u53ea\u9700\u53d1\u51fa\u3002<\/p>\n

EXECUTE DBMS_LOGMNR.START_LOGMNR( -
\nOPTIONS => DBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG);<\/p>\n

\u73b0\u5728\u60a8\u5df2\u51c6\u5907\u597d\u67e5\u8be2V$LOGMNR_CONTENTS\u89c6\u56fe\uff0c\u8be5\u89c6\u56fe\u5141\u8bb8\u60a8\u67e5\u770b\u91cd\u505a\/\u5b58\u6863\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u3002<\/p>\n

\u6b65\u9aa4\u56db\uff1a\u67e5\u8be2 V$LOGMNR_CONTENTS
\n\u8ba9\u6211\u4eec\u68c0\u67e5\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u4ee5\u67e5\u627e\u9488\u5bf9 EMPLOYEES \u8868\u8fd0\u884c\u7684\u4efb\u4f55\u67e5\u8be2\u3002<\/p>\n

SELECT username , SQL_REDO , SQL_UNDO FROM V $ LOGMNR_CONTENTS WHERE seg_owner = 'HR' and seg_name like 'EMPLOYEES' ;<\/p>\n

\u6bcf\u6b21\u67e5\u8be2 V$LOGMNR_CONTENTS \u89c6\u56fe\u65f6\uff0cOracle LogMiner \u90fd\u5fc5\u987b\u8fd0\u884c\u4ee5\u5448\u73b0\u6570\u636e\u3002\u5f53\u60a8\u67e5\u8be2 V$LOGMNR_CONTENTS \u65f6\uff0c\u6570\u636e\u4e0d\u4f1a\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\u7684\u4efb\u4f55\u4f4d\u7f6e\u3002<\/p>\n

\u6b65\u9aa4\u4e94\uff1a\u7ed3\u675f LogMiner
\nOracle LogMiner \u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u5e76\u4e14\u5728\u60a8\u505c\u6b62\u5b83\u4e4b\u524d\u4e0d\u4f1a\u91ca\u653e\u8fd9\u4e9b\u8d44\u6e90\u3002<\/p>\n

EXECUTE DBMS_LOGMNR.END_LOGMNR<\/p>\n

\u6b65\u9aa4\u516d\uff1a\u8fc7\u6ee4 LogMiner \u5185\u5bb9
\n\u5f53\u60a8\u6dfb\u52a0\u65e5\u5fd7\u6587\u4ef6\u5e76\u542f\u52a8LogMiner\u65f6\uff0c\u60a8\u53ef\u4ee5\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u7684\u6240\u6709\u5185\u5bb9\u3002\u5982\u679c\u65e5\u5fd7\u6587\u4ef6\u5f88\u5927\uff0c\u90a3\u4e48\u6700\u597d\u4f7f\u7528\u4e00\u4e9b\u8fc7\u6ee4\u5668\u6765\u627e\u51fa\u7279\u5b9a\u7684\u4e8b\u52a1\u3002<\/p>\n

\u60c5\u666f1\uff1a\u4f7f\u7528 SCN \u53f7\u7801\u8fc7\u6ee4
\n\u60a8\u53ef\u4ee5\u8fc7\u6ee4\u7279\u5b9a SCN \u7f16\u53f7\u4e4b\u95f4\u7684\u65e5\u5fd7\u6587\u4ef6\u5185\u5bb9\uff08\u5982\u679c\u60a8\u77e5\u9053\uff09\u3002<\/p>\n

EXECUTE DBMS_LOGMNR.START_LOGMNR( -
\nSTARTSCN => 280389, -
\nENDSCN => 351390, -
\nOPTIONS => DBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG);<\/p>\n

\u60c5\u666f2\uff1a\u6309\u65e5\u671f\u548c\u65f6\u95f4\u8fc7\u6ee4
\n\u60a8\u53ef\u4ee5\u8fc7\u6ee4\u7279\u5b9a\u65e5\u671f\u548c\u65f6\u95f4\u4e4b\u95f4\u7684\u65e5\u5fd7\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n

ALTER SESSION SET NLS_DATE_FORMAT = 'DD-MON-YYYY HH24:MI:SS';<\/p>\n

EXECUTE DBMS_LOGMNR.START_LOGMNR( -
\nSTARTTIME => '23-Nov-2022 11:23:00', -
\nENDTIME => '23-Nov-2022 11:43:00'-
\nOPTIONS => DBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG);<\/p>\n

\u60c5\u666f3\uff1a\u4ec5\u663e\u793a\u5df2\u63d0\u4ea4\u7684\u4e8b\u52a1
\n\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cLogMiner \u5c06\u663e\u793a\u65e5\u5fd7\u6587\u4ef6\u4e2d\u5df2\u63d0\u4ea4\u548c\u672a\u63d0\u4ea4\u7684\u4e8b\u52a1\u3002\u4ee5\u9632\u4e07\u4e00\u60a8\u60f3\u8fc7\u6ee4\u5e76\u4ec5\u67e5\u770b\u5df2\u63d0\u4ea4\u7684\u4e8b\u52a1\u3002<\/p>\n

EXECUTE DBMS_LOGMNR.START_LOGMNR(OPTIONS => -
\nDBMS_LOGMNR.DICT_FROM_ONLINE_CATALOG + -
\nDBMS_LOGMNR.COMMITTED_DATA_ONLY);<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4f7f\u7528 Oracle LogMiner \u5206\u6790\u91cd\u505a\u65e5\u5fd7<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-1911","post","type-post","status-publish","format-standard","hentry","category-oracle-19c"],"_links":{"self":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1911"}],"version-history":[{"count":1,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1911\/revisions"}],"predecessor-version":[{"id":1912,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1911\/revisions\/1912"}],"wp:attachment":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1911"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}