{"id":95818,"date":"2024-10-20T04:15:19","date_gmt":"2024-10-19T20:15:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95818\/"},"modified":"2024-10-20T04:15:19","modified_gmt":"2024-10-19T20:15:19","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bd%bf%e7%94%a8logminer%e6%9f%a5%e7%9c%8b%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95818\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u4f7f\u7528logminer\u67e5\u770b\u6b78\u6a94\u65e5\u8a8c"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bd%bf%e7%94%a8logminer%e6%9f%a5%e7%9c%8b%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c-FSTpcrXbhl\">Oracle\u6578\u64da\u5eab\u4f7f\u7528LogMiner\u67e5\u770b\u6b78\u6a94\u65e5\u8a8c<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u65e5\u8a8c\u6a94\u6848\u7684\u5206\u6790\u8207\u76e3\u63a7\u662f\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u548c\u7cfb\u7d71\u7a69\u5b9a\u6027\u7684\u91cd\u8981\u6b65\u9a5f\u3002Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\u2014\u2014LogMiner\uff0c\u8b93\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u67e5\u770b\u548c\u5206\u6790\u6b78\u6a94\u65e5\u8a8c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528LogMiner\u4f86\u67e5\u770bOracle\u7684\u6b78\u6a94\u65e5\u8a8c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aflogminer%ef%bc%9f-FSTpcrXbhl\">\u4ec0\u9ebc\u662fLogMiner\uff1f<\/h2>\n<p>LogMiner\u662f\u4e00\u500bOracle\u6578\u64da\u5eab\u7684\u5167\u5efa\u5de5\u5177\uff0c\u5141\u8a31\u7528\u6236\u67e5\u8a62\u548c\u5206\u6790\u91cd\u505a\u65e5\u8a8c\uff08Redo Log\uff09\u548c\u6b78\u6a94\u65e5\u8a8c\uff08Archived Log\uff09\u3002\u9019\u4e9b\u65e5\u8a8c\u8a18\u9304\u4e86\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u8b8a\u66f4\uff0cLogMiner\u80fd\u5920\u5c07\u9019\u4e9b\u8b8a\u66f4\u8f49\u63db\u70ba\u53ef\u8b80\u7684SQL\u8a9e\u53e5\uff0c\u5e6b\u52a9\u7528\u6236\u7406\u89e3\u6578\u64da\u7684\u8b8a\u5316\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8logminer%ef%bc%9f-FSTpcrXbhl\">\u70ba\u4ec0\u9ebc\u4f7f\u7528LogMiner\uff1f<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u6062\u5fa9\uff1a<\/strong>\u5728\u6578\u64da\u640d\u58de\u6216\u4e1f\u5931\u7684\u60c5\u6cc1\u4e0b\uff0cLogMiner\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u5be9\u8a08\u548c\u5408\u898f\uff1a<\/strong>\u901a\u904e\u5206\u6790\u65e5\u8a8c\uff0c\u4f01\u696d\u53ef\u4ee5\u78ba\u4fdd\u5176\u6578\u64da\u64cd\u4f5c\u7b26\u5408\u5167\u90e8\u548c\u5916\u90e8\u7684\u5408\u898f\u8981\u6c42\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u4e86\u89e3\u6578\u64da\u8b8a\u66f4\u7684\u6b77\u53f2\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u8b58\u5225\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u512a\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8logminer%e7%9a%84%e6%ad%a5%e9%a9%9f-FSTpcrXbhl\">\u4f7f\u7528LogMiner\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%95%9f%e7%94%a8%e6%97%a5%e8%aa%8c%e6%aa%94%e6%a1%88%e7%9a%84%e6%ad%b8%e6%aa%94%e6%a8%a1%e5%bc%8f-FSTpcrXbhl\">1. \u555f\u7528\u65e5\u8a8c\u6a94\u6848\u7684\u6b78\u6a94\u6a21\u5f0f<\/h3>\n<p>\u5728\u4f7f\u7528LogMiner\u4e4b\u524d\uff0c\u78ba\u4fddOracle\u6578\u64da\u5eab\u5df2\u555f\u7528\u6b78\u6a94\u6a21\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u7684\u65e5\u8a8c\u6a21\u5f0f\uff1a<\/p>\n<pre><code>SELECT log_mode FROM v$database;<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de\u7d50\u679c\u70ba\u201cNOARCHIVE\u201d\uff0c\u5247\u9700\u8981\u555f\u7528\u6b78\u6a94\u6a21\u5f0f\uff1a<\/p>\n<pre><code>ALTER DATABASE ARCHIVELOG;<\/code><\/pre>\n<h3 id=\"2-%e5%89%b5%e5%bb%balogminer%e7%9a%84%e8%a6%96%e5%9c%96-FSTpcrXbhl\">2. \u5275\u5efaLogMiner\u7684\u8996\u5716<\/h3>\n<p>\u5728\u4f7f\u7528LogMiner\u4e4b\u524d\uff0c\u9700\u8981\u5275\u5efa\u4e00\u500b\u8996\u5716\u4f86\u67e5\u770b\u65e5\u8a8c\u5167\u5bb9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u8996\u5716\uff1a<\/p>\n<pre><code>EXEC DBMS_LOGMNR.START_LOGMNR(STARTTIME =&gt; TO_DATE('2023-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS'), ENDTIME =&gt; TO_DATE('2023-01-31 23:59:59', 'YYYY-MM-DD HH24:MI:SS'));<\/code><\/pre>\n<h3 id=\"3-%e6%9f%a5%e8%a9%a2%e6%97%a5%e8%aa%8c%e5%85%a7%e5%ae%b9-FSTpcrXbhl\">3. \u67e5\u8a62\u65e5\u8a8c\u5167\u5bb9<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u770b\u65e5\u8a8c\u4e2d\u7684\u8b8a\u66f4\uff1a<\/p>\n<pre><code>SELECT operation, sql_redo, sql_undo FROM v$logmnr_contents;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u5728\u6307\u5b9a\u6642\u9593\u7bc4\u570d\u5167\u7684\u64cd\u4f5c\uff0c\u5305\u62ec\u91cd\u505a\u548c\u64a4\u92b7\u7684SQL\u8a9e\u53e5\u3002<\/p>\n<h3 id=\"4-%e5%81%9c%e6%ad%a2logminer-FSTpcrXbhl\">4. \u505c\u6b62LogMiner<\/h3>\n<p>\u5b8c\u6210\u67e5\u8a62\u5f8c\uff0c\u8a18\u5f97\u505c\u6b62LogMiner\u4ee5\u91cb\u653e\u8cc7\u6e90\uff1a<\/p>\n<pre><code>EXEC DBMS_LOGMNR.END_LOGMNR;<\/code><\/pre>\n<h2 id=\"%e7%af%84%e4%be%8b%ef%bc%9a%e6%9f%a5%e8%a9%a2%e7%89%b9%e5%ae%9a%e8%a1%a8%e7%9a%84%e8%ae%8a%e6%9b%b4-FSTpcrXbhl\">\u7bc4\u4f8b\uff1a\u67e5\u8a62\u7279\u5b9a\u8868\u7684\u8b8a\u66f4<\/h2>\n<p>\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u770b\u7279\u5b9a\u8868\u7684\u8b8a\u66f4\uff0c\u53ef\u4ee5\u5728\u67e5\u8a62\u4e2d\u6dfb\u52a0\u904e\u6ffe\u689d\u4ef6\u3002\u4f8b\u5982\uff0c\u67e5\u8a62\u540d\u70ba\u201cEMPLOYEES\u201d\u7684\u8868\u7684\u8b8a\u66f4\uff1a<\/p>\n<pre><code>SELECT operation, sql_redo, sql_undo \nFROM v$logmnr_contents \nWHERE table_name = 'EMPLOYEES';<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-FSTpcrXbhl\">\u7e3d\u7d50<\/h2>\n<p>LogMiner\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9Oracle\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u6709\u6548\u5730\u5206\u6790\u548c\u67e5\u8a62\u6b78\u6a94\u65e5\u8a8c\u3002\u901a\u904e\u6b63\u78ba\u7684\u914d\u7f6e\u548c\u4f7f\u7528\uff0cLogMiner\u4e0d\u50c5\u80fd\u5920\u5354\u52a9\u6578\u64da\u6062\u5fa9\uff0c\u9084\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5408\u898f\u6027\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bcVPS\u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff1a<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u7684\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Oracle\u6578\u64da\u5eab\u7684LogMiner\u5de5\u5177\uff0c\u8f15\u9b06\u67e5\u770b\u548c\u5206\u6790\u6b78\u6a94\u65e5\u8a8c\uff0c\u63d0\u5347\u6578\u64da\u6062\u5fa9\u548c\u5be9\u8a08\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-95818","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95818","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=95818"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95818\/revisions"}],"predecessor-version":[{"id":95819,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95818\/revisions\/95819"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95818"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}