{"id":180170,"date":"2024-11-09T07:59:18","date_gmt":"2024-11-08T23:59:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180170\/"},"modified":"2024-11-09T07:59:19","modified_gmt":"2024-11-08T23:59:19","slug":"%e5%88%aa%e9%99%a4oracle%e6%ad%b8%e6%aa%94%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%b0%a1%e5%96%ae%e6%96%b9%e6%b3%95-%e6%80%8e%e9%ba%bc%e5%88%aa%e9%99%a4oracle%e6%ad%b8%e6%aa%94%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180170\/","title":{"rendered":"\u522a\u9664oracle\u6b78\u6a94\u6578\u64da\u5eab\u7684\u7c21\u55ae\u65b9\u6cd5 (\u600e\u9ebc\u522a\u9664oracle\u6b78\u6a94\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%88%aa%e9%99%a4oracle%e6%ad%b8%e6%aa%94%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%b0%a1%e5%96%ae%e6%96%b9%e6%b3%95-EusGgzDHVC\">\u522a\u9664Oracle\u6b78\u6a94\u6578\u64da\u5eab\u7684\u7c21\u55ae\u65b9\u6cd5<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u6b78\u6a94\u65e5\u8a8c\u662f\u7528\u4f86\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\uff0c\u9019\u4e9b\u65e5\u8a8c\u5c0d\u65bc\u6578\u64da\u6062\u5fa9\u548c\u6578\u64da\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u9019\u4e9b\u6b78\u6a94\u65e5\u8a8c\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\u6578\u64da\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u7a2e\u7c21\u55ae\u7684\u65b9\u6cd5\u4f86\u522a\u9664Oracle\u6b78\u6a94\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aforacle%e6%ad%b8%e6%aa%94%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-EusGgzDHVC\">\u4ec0\u9ebc\u662fOracle\u6b78\u6a94\u6578\u64da\u5eab\uff1f<\/h2>\n<p>Oracle\u7684\u6b78\u6a94\u6a21\u5f0f\u5141\u8a31\u6578\u64da\u5eab\u5728\u904b\u884c\u6642\u6301\u7e8c\u8a18\u9304\u6240\u6709\u7684\u66f4\u6539\u3002\u9019\u4e9b\u66f4\u6539\u88ab\u5beb\u5165\u5230\u6b78\u6a94\u65e5\u8a8c\u4e2d\uff0c\u9019\u4e9b\u65e5\u8a8c\u53ef\u4ee5\u7528\u65bc\u6578\u64da\u6062\u5fa9\u3002\u7576\u6578\u64da\u5eab\u904b\u884c\u5728\u6b78\u6a94\u6a21\u5f0f\u4e0b\u6642\uff0c\u6240\u6709\u7684\u91cd\u505a\u65e5\u8a8c\u90fd\u6703\u88ab\u4fdd\u5b58\u5230\u78c1\u789f\u4e0a\uff0c\u9019\u6a23\u5373\u4f7f\u5728\u7cfb\u7d71\u5d29\u6f70\u7684\u60c5\u6cc1\u4e0b\uff0c\u4e5f\u80fd\u5920\u6062\u5fa9\u5230\u6700\u8fd1\u7684\u72c0\u614b\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%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-EusGgzDHVC\">\u70ba\u4ec0\u9ebc\u9700\u8981\u522a\u9664\u6b78\u6a94\u6578\u64da\u5eab\uff1f<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u6b78\u6a94\u65e5\u8a8c\u6703\u4e0d\u65b7\u589e\u9577\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u78c1\u789f\u7a7a\u9593\u4e0d\u8db3\u7684\u554f\u984c\u3002\u5b9a\u671f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u6578\u64da\u5eab\u53ef\u4ee5\u91cb\u653e\u78c1\u789f\u7a7a\u9593\uff0c\u4e26\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u6b64\u5916\uff0c\u904e\u591a\u7684\u6b78\u6a94\u65e5\u8a8c\u4e5f\u53ef\u80fd\u5f71\u97ff\u5099\u4efd\u548c\u6062\u5fa9\u7684\u6548\u7387\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4oracle%e6%ad%b8%e6%aa%94%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-EusGgzDHVC\">\u522a\u9664Oracle\u6b78\u6a94\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%ad%b8%e6%aa%94%e6%a8%a1%e5%bc%8f-EusGgzDHVC\">1. \u78ba\u8a8d\u6b78\u6a94\u6a21\u5f0f<\/h3>\n<p>\u5728\u522a\u9664\u6b78\u6a94\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u8a8d\u6578\u64da\u5eab\u662f\u5426\u904b\u884c\u5728\u6b78\u6a94\u6a21\u5f0f\u4e0b\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT log_mode FROM v$database;<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de\u7684\u7d50\u679c\u662f\u201cARCHIVELOG\u201d\uff0c\u5247\u8868\u793a\u6578\u64da\u5eab\u904b\u884c\u5728\u6b78\u6a94\u6a21\u5f0f\u4e0b\u3002<\/p>\n<h3 id=\"2-%e5%88%aa%e9%99%a4%e4%b8%8d%e5%86%8d%e9%9c%80%e8%a6%81%e7%9a%84%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c-EusGgzDHVC\">2. \u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u65e5\u8a8c<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u4f86\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6b78\u6a94\u65e5\u8a8c\uff1a<\/p>\n<pre><code>DELETE ARCHIVELOG ALL COMPLETED BEFORE 'SYSDATE-7';<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u5c07\u522a\u9664\u6240\u6709\u5728\u4e03\u5929\u4e4b\u524d\u5b8c\u6210\u7684\u6b78\u6a94\u65e5\u8a8c\u3002\u6839\u64da\u5be6\u969b\u9700\u6c42\uff0c\u53ef\u4ee5\u8abf\u6574\u65e5\u671f\u7bc4\u570d\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8rman%e5%88%aa%e9%99%a4%e6%ad%b8%e6%aa%94%e6%97%a5%e8%aa%8c-EusGgzDHVC\">3. \u4f7f\u7528RMAN\u522a\u9664\u6b78\u6a94\u65e5\u8a8c<\/h3>\n<p>RMAN\uff08Recovery Manager\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u7ba1\u7406Oracle\u6578\u64da\u5eab\u7684\u5099\u4efd\u548c\u6062\u5fa9\u3002\u4f7f\u7528RMAN\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>RMAN&gt; DELETE ARCHIVELOG ALL COMPLETED BEFORE 'SYSDATE-7';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u522a\u9664\u7684\u65e5\u8a8c\u4e0d\u6703\u5f71\u97ff\u5230\u6578\u64da\u5eab\u7684\u6062\u5fa9\u80fd\u529b\u3002<\/p>\n<h3 id=\"4-%e7%a2%ba%e8%aa%8d%e5%88%aa%e9%99%a4%e7%b5%90%e6%9e%9c-EusGgzDHVC\">4. \u78ba\u8a8d\u522a\u9664\u7d50\u679c<\/h3>\n<p>\u522a\u9664\u64cd\u4f5c\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u78ba\u8a8d\u5df2\u522a\u9664\u7684\u6b78\u6a94\u65e5\u8a8c\uff1a<\/p>\n<pre><code>SELECT * FROM v$archived_log WHERE completion_time &lt; SYSDATE-7;<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u6240\u6709\u5728\u4e03\u5929\u4e4b\u524d\u7684\u6b78\u6a94\u65e5\u8a8c\uff0c\u78ba\u4fdd\u5b83\u5011\u5df2\u7d93\u88ab\u6210\u529f\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-EusGgzDHVC\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u522a\u9664\u6b78\u6a94\u65e5\u8a8c\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u5df2\u7d93\u5099\u4efd\u4e86\u91cd\u8981\u7684\u6578\u64da\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u6b78\u6a94\u65e5\u8a8c\uff0c\u4ee5\u907f\u514d\u78c1\u789f\u7a7a\u9593\u4e0d\u8db3\u7684\u554f\u984c\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u9032\u884c\u522a\u9664\u64cd\u4f5c\u6642\uff0c\u5efa\u8b70\u5728\u4f4e\u5cf0\u6642\u6bb5\u9032\u884c\uff0c\u4ee5\u6e1b\u5c11\u5c0d\u696d\u52d9\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-EusGgzDHVC\">\u7e3d\u7d50<\/h2>\n<p>\u522a\u9664Oracle\u6b78\u6a94\u6578\u64da\u5eab\u662f\u4e00\u500b\u5fc5\u8981\u7684\u7dad\u8b77\u6b65\u9a5f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u91cb\u653e\u78c1\u789f\u7a7a\u9593\u4e26\u63d0\u9ad8\u6578\u64da\u5eab\u6027\u80fd\u3002\u901a\u904e\u78ba\u8a8d\u6b78\u6a94\u6a21\u5f0f\u3001\u4f7f\u7528SQL\u547d\u4ee4\u6216RMAN\u9032\u884c\u522a\u9664\uff0c\u4e26\u5b9a\u671f\u6aa2\u67e5\u522a\u9664\u7d50\u679c\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u6b78\u6a94\u65e5\u8a8c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u904b\u884c\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u7c21\u55ae\u522a\u9664Oracle\u6b78\u6a94\u6578\u64da\u5eab\uff0c\u6b65\u9a5f\u6e05\u6670\uff0c\u5e6b\u52a9\u60a8\u6709\u6548\u7ba1\u7406\u6578\u64da\u5eab\u7a7a\u9593\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-180170","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180170","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=180170"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180170\/revisions"}],"predecessor-version":[{"id":180171,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180170\/revisions\/180171"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}