{"id":95166,"date":"2024-10-19T22:47:20","date_gmt":"2024-10-19T14:47:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95166\/"},"modified":"2024-10-19T22:47:20","modified_gmt":"2024-10-19T14:47:20","slug":"oracle%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e5%88%aa%e9%99%a4%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95166\/","title":{"rendered":"ORACLE\u6b78\u6a94\u65e5\u8a8c\u522a\u9664\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"oracle%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e5%88%aa%e9%99%a4%e6%96%b9%e6%b3%95-fUOWqVbogq\">ORACLE\u6b78\u6a94\u65e5\u8a8c\u522a\u9664\u65b9\u6cd5<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u6b78\u6a94\u65e5\u8a8c\uff08Archived Redo Logs\uff09\u662f\u7528\u65bc\u6578\u64da\u6062\u5fa9\u7684\u91cd\u8981\u7d44\u4ef6\u3002\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u9019\u4e9b\u65e5\u8a8c\u6587\u4ef6\u53ef\u80fd\u6703\u4f54\u7528\u5927\u91cf\u7684\u78c1\u789f\u7a7a\u9593\uff0c\u56e0\u6b64\u5b9a\u671f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u65e5\u8a8c\u662f\u7dad\u6301\u7cfb\u7d71\u6027\u80fd\u548c\u53ef\u7528\u6027\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5b89\u5168\u5730\u522a\u9664Oracle\u7684\u6b78\u6a94\u65e5\u8a8c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%ef%bc%9f-fUOWqVbogq\">\u4ec0\u9ebc\u662f\u6b78\u6a94\u65e5\u8a8c\uff1f<\/h2>\n<p>\u6b78\u6a94\u65e5\u8a8c\u662fOracle\u6578\u64da\u5eab\u7684\u4e00\u90e8\u5206\uff0c\u4e3b\u8981\u7528\u65bc\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\u3002\u9019\u4e9b\u65e5\u8a8c\u5728\u6578\u64da\u5eab\u904b\u884c\u5728\u6b78\u6a94\u6a21\u5f0f\uff08ARCHIVELOG mode\uff09\u6642\u751f\u6210\uff0c\u4e26\u4e14\u53ef\u4ee5\u7528\u65bc\u6578\u64da\u6062\u5fa9\u3002\u7576\u6578\u64da\u5eab\u767c\u751f\u6545\u969c\u6216\u9700\u8981\u6062\u5fa9\u5230\u67d0\u4e00\u7279\u5b9a\u6642\u9593\u9ede\u6642\uff0c\u9019\u4e9b\u65e5\u8a8c\u5c07\u767c\u63ee\u95dc\u9375\u4f5c\u7528\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%88%aa%e9%99%a4%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%ef%bc%9f-fUOWqVbogq\">\u70ba\u4ec0\u9ebc\u9700\u8981\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\uff1f<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u6b78\u6a94\u65e5\u8a8c\u6703\u4e0d\u65b7\u589e\u9577\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee5\u4e0b\u554f\u984c\uff1a<\/p>\n<ul>\n<li>\u78c1\u789f\u7a7a\u9593\u4e0d\u8db3\uff1a\u904e\u591a\u7684\u65e5\u8a8c\u6587\u4ef6\u6703\u4f54\u7528\u5927\u91cf\u7684\u78c1\u789f\u7a7a\u9593\uff0c\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\u3002<\/li>\n<li>\u7ba1\u7406\u56f0\u96e3\uff1a\u5927\u91cf\u7684\u65e5\u8a8c\u6587\u4ef6\u6703\u4f7f\u5f97\u7ba1\u7406\u548c\u7dad\u8b77\u8b8a\u5f97\u66f4\u52a0\u8907\u96dc\u3002<\/li>\n<li>\u5099\u4efd\u6548\u7387\u964d\u4f4e\uff1a\u5728\u9032\u884c\u6578\u64da\u5099\u4efd\u6642\uff0c\u904e\u591a\u7684\u65e5\u8a8c\u6587\u4ef6\u6703\u589e\u52a0\u5099\u4efd\u7684\u6642\u9593\u548c\u8cc7\u6e90\u6d88\u8017\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e7%9a%84%e6%ad%a5%e9%a9%9f-fUOWqVbogq\">\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u7684\u6b65\u9a5f<\/h2>\n<p>\u5728\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u4e4b\u524d\uff0c\u5fc5\u9808\u78ba\u4fdd\u9019\u4e9b\u65e5\u8a8c\u4e0d\u518d\u9700\u8981\u9032\u884c\u6578\u64da\u6062\u5fa9\u3002\u4ee5\u4e0b\u662f\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c%e7%9a%84%e7%8b%80%e6%85%8b-fUOWqVbogq\">1. \u78ba\u8a8d\u6b78\u6a94\u65e5\u8a8c\u7684\u72c0\u614b<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u54ea\u4e9b\u6b78\u6a94\u65e5\u8a8c\u53ef\u4ee5\u5b89\u5168\u522a\u9664\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u6b78\u6a94\u65e5\u8a8c\u72c0\u614b\uff1a<\/p>\n<pre><code>SELECT * FROM V$ARCHIVED_LOG WHERE APPLIED = 'YES';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u986f\u793a\u6240\u6709\u5df2\u7d93\u61c9\u7528\u5230\u6578\u64da\u5eab\u7684\u6b78\u6a94\u65e5\u8a8c\uff0c\u9019\u4e9b\u65e5\u8a8c\u53ef\u4ee5\u8003\u616e\u522a\u9664\u3002<\/p>\n<h3 id=\"2-%e5%88%aa%e9%99%a4%e4%b8%8d%e5%86%8d%e9%9c%80%e8%a6%81%e7%9a%84%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c-fUOWqVbogq\">2. \u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u65e5\u8a8c<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u65e5\u8a8c\uff1a<\/p>\n<pre><code>DELETE ARCHIVELOG ALL COMPLETED BEFORE 'SYSDATE-7';<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u522a\u9664\u6240\u6709\u5728\u4e03\u5929\u4e4b\u524d\u5b8c\u6210\u7684\u6b78\u6a94\u65e5\u8a8c\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u65e5\u671f\u7bc4\u570d\u3002<\/p>\n<h3 id=\"3-%e7%a2%ba%e8%aa%8d%e5%88%aa%e9%99%a4%e7%b5%90%e6%9e%9c-fUOWqVbogq\">3. \u78ba\u8a8d\u522a\u9664\u7d50\u679c<\/h3>\n<p>\u522a\u9664\u64cd\u4f5c\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u518d\u6b21\u57f7\u884c\u4ee5\u4e0b\u67e5\u8a62\u4f86\u78ba\u8a8d\u5df2\u522a\u9664\u7684\u65e5\u8a8c\uff1a<\/p>\n<pre><code>SELECT * FROM V$ARCHIVED_LOG WHERE APPLIED = 'YES';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u4e0d\u518d\u9700\u8981\u7684\u65e5\u8a8c\u5df2\u7d93\u88ab\u6210\u529f\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-fUOWqVbogq\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u4e4b\u524d\uff0c\u8acb\u52d9\u5fc5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u5df2\u7d93\u5099\u4efd\u4e86\u6240\u6709\u91cd\u8981\u7684\u6578\u64da\u3002<\/li>\n<li>\u5728\u522a\u9664\u4e4b\u524d\uff0c\u78ba\u8a8d\u9019\u4e9b\u65e5\u8a8c\u4e0d\u518d\u9700\u8981\u9032\u884c\u6578\u64da\u6062\u5fa9\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u6b78\u6a94\u65e5\u8a8c\uff0c\u4ee5\u4fdd\u6301\u7cfb\u7d71\u7684\u6700\u4f73\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-fUOWqVbogq\">\u7e3d\u7d50<\/h2>\n<p>\u522a\u9664Oracle\u7684\u6b78\u6a94\u65e5\u8a8c\u662f\u4e00\u500b\u91cd\u8981\u7684\u7dad\u8b77\u6b65\u9a5f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u91cb\u653e\u78c1\u789f\u7a7a\u9593\u4e26\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\u3002\u901a\u904e\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u5b89\u5168\u5730\u7ba1\u7406\u548c\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u65e5\u8a8c\u6587\u4ef6\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u6280\u8853\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3ORACLE\u5f52\u6863\u65e5\u5fd7\u5220\u9664\u65b9\u6cd5\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u9ad8\u6548\u8fd0\u884c\uff0c\u91ca\u653e\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f18\u5316\u6027\u80fd\uff0c\u7ef4\u62a4\u7cfb\u7edf\u7a33\u5b9a\u6027\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-95166","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95166","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=95166"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95166\/revisions"}],"predecessor-version":[{"id":95167,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95166\/revisions\/95167"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}