{"id":95594,"date":"2024-10-20T02:22:16","date_gmt":"2024-10-19T18:22:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95594\/"},"modified":"2024-10-20T02:22:17","modified_gmt":"2024-10-19T18:22:17","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%a4%a7%e6%81%a2%e5%be%a9%ef%bc%88%e8%aa%a4%e6%93%8d%e4%bd%9c%e8%80%8c%e5%bc%95%e8%b5%b7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95594\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u7684\u5927\u6062\u5fa9\uff08\u8aa4\u64cd\u4f5c\u800c\u5f15\u8d77\uff09"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%a4%a7%e6%81%a2%e5%be%a9%ef%bc%88%e8%aa%a4%e6%93%8d%e4%bd%9c%e8%80%8c%e5%bc%95%e8%b5%b7%ef%bc%89-MREHytxlBI\">Oracle\u6578\u64da\u5eab\u7684\u5927\u6062\u5fa9\uff08\u8aa4\u64cd\u4f5c\u800c\u5f15\u8d77\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u81f3\u95dc\u91cd\u8981\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u4fdd\u8b77\u548c\u6062\u5fa9\u6578\u64da\u3002\u7136\u800c\uff0c\u8aa4\u64cd\u4f5c\u4ecd\u7136\u662f\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u7684\u4e3b\u8981\u539f\u56e0\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0eOracle\u6578\u64da\u5eab\u7684\u6062\u5fa9\u7b56\u7565\uff0c\u7279\u5225\u662f\u91dd\u5c0d\u8aa4\u64cd\u4f5c\u6240\u5f15\u8d77\u7684\u6578\u64da\u640d\u5931\u3002<\/p>\n<h2 id=\"%e8%aa%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%b8%b8%e8%a6%8b%e6%83%85%e6%b3%81-MREHytxlBI\">\u8aa4\u64cd\u4f5c\u7684\u5e38\u898b\u60c5\u6cc1<\/h2>\n<p>\u5728\u65e5\u5e38\u64cd\u4f5c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u591a\u7a2e\u8aa4\u64cd\u4f5c\u60c5\u6cc1\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u932f\u8aa4\u522a\u9664\u8868\u6216\u6578\u64da\u884c<\/li>\n<li>\u4e0d\u7576\u7684\u6578\u64da\u66f4\u65b0<\/li>\n<li>\u932f\u8aa4\u7684\u6578\u64da\u5c0e\u5165\u6216\u5c0e\u51fa<\/li>\n<li>\u914d\u7f6e\u932f\u8aa4\u5c0e\u81f4\u7684\u7cfb\u7d71\u5d29\u6f70<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u8aa4\u64cd\u4f5c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u7684\u6c38\u4e45\u4e1f\u5931\uff0c\u5c0d\u696d\u52d9\u904b\u71df\u9020\u6210\u56b4\u91cd\u5f71\u97ff\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u6062\u5fa9\u6578\u64da\u662f\u6bcf\u4f4d\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u5fc5\u9808\u638c\u63e1\u7684\u6280\u80fd\u3002<\/p>\n<h2 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%81%a2%e5%be%a9%e7%ad%96%e7%95%a5-MREHytxlBI\">Oracle\u6578\u64da\u5eab\u7684\u6062\u5fa9\u7b56\u7565<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u591a\u7a2e\u6062\u5fa9\u9078\u9805\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u6062\u5fa9\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%ba%8b%e5%8b%99%e6%97%a5%e8%aa%8c%e6%81%a2%e5%be%a9-MREHytxlBI\">1. \u4e8b\u52d9\u65e5\u8a8c\u6062\u5fa9<\/h3>\n<p>Oracle\u4f7f\u7528\u4e8b\u52d9\u65e5\u8a8c\u4f86\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\u3002\u9019\u4e9b\u65e5\u8a8c\u53ef\u4ee5\u7528\u4f86\u6062\u5fa9\u6578\u64da\u5230\u67d0\u4e00\u7279\u5b9a\u6642\u9593\u9ede\u3002\u7576\u767c\u751f\u8aa4\u64cd\u4f5c\u6642\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6062\u5fa9\u6578\u64da\uff1a<\/p>\n<pre><code>RECOVER DATABASE UNTIL TIME 'YYYY-MM-DD HH24:MI:SS';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u6578\u64da\u5eab\u6062\u5fa9\u5230\u6307\u5b9a\u7684\u6642\u9593\u9ede\uff0c\u5f9e\u800c\u64a4\u92b7\u8aa4\u64cd\u4f5c\u6240\u9020\u6210\u7684\u5f71\u97ff\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e5%bf%ab%e7%85%a7%e6%81%a2%e5%be%a9-MREHytxlBI\">2. \u6578\u64da\u5feb\u7167\u6062\u5fa9<\/h3>\n<p>\u5982\u679c\u5728\u6578\u64da\u5eab\u4e2d\u555f\u7528\u4e86\u5feb\u7167\u529f\u80fd\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528\u5feb\u7167\u4f86\u6062\u5fa9\u6578\u64da\u3002\u5feb\u7167\u662f\u6578\u64da\u5eab\u5728\u67d0\u4e00\u6642\u523b\u7684\u5b8c\u6574\u526f\u672c\u3002\u6062\u5fa9\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n<pre><code>FLASHBACK TABLE table_name TO TIMESTAMP (SYSTIMESTAMP - INTERVAL '1' HOUR);<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u6307\u5b9a\u7684\u8868\u6062\u5fa9\u5230\u4e00\u5c0f\u6642\u524d\u7684\u72c0\u614b\u3002<\/p>\n<h3 id=\"3-rman%ef%bc%88%e6%81%a2%e5%be%a9%e7%ae%a1%e7%90%86%e5%99%a8%ef%bc%89-MREHytxlBI\">3. RMAN\uff08\u6062\u5fa9\u7ba1\u7406\u5668\uff09<\/h3>\n<p>RMAN\u662fOracle\u63d0\u4f9b\u7684\u4e00\u500b\u5f37\u5927\u5de5\u5177\uff0c\u7528\u65bc\u5099\u4efd\u548c\u6062\u5fa9\u6578\u64da\u5eab\u3002\u4f7f\u7528RMAN\u53ef\u4ee5\u9032\u884c\u5168\u91cf\u5099\u4efd\u548c\u589e\u91cf\u5099\u4efd\uff0c\u4e26\u80fd\u5920\u5728\u767c\u751f\u8aa4\u64cd\u4f5c\u6642\u5feb\u901f\u6062\u5fa9\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528RMAN\u9032\u884c\u6062\u5fa9\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>RMAN&gt; RESTORE DATABASE;<\/code><\/pre>\n<pre><code>RMAN&gt; RECOVER DATABASE;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u6578\u64da\u5eab\u6062\u5fa9\u5230\u6700\u8fd1\u7684\u5099\u4efd\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e9%a0%90%e9%98%b2%e6%8e%aa%e6%96%bd-MREHytxlBI\">\u9810\u9632\u63aa\u65bd<\/h2>\n<p>\u70ba\u4e86\u6e1b\u5c11\u8aa4\u64cd\u4f5c\u5e36\u4f86\u7684\u98a8\u96aa\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u61c9\u8a72\u63a1\u53d6\u4ee5\u4e0b\u9810\u9632\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4e26\u78ba\u4fdd\u5099\u4efd\u7684\u5b8c\u6574\u6027\u3002<\/li>\n<li>\u8a2d\u7f6e\u9069\u7576\u7684\u6b0a\u9650\uff0c\u9650\u5236\u5c0d\u6578\u64da\u5eab\u7684\u8a2a\u554f\u3002<\/li>\n<li>\u4f7f\u7528\u6e2c\u8a66\u74b0\u5883\u9032\u884c\u64cd\u4f5c\uff0c\u907f\u514d\u5728\u751f\u7522\u74b0\u5883\u4e2d\u76f4\u63a5\u9032\u884c\u9ad8\u98a8\u96aa\u64cd\u4f5c\u3002<\/li>\n<li>\u5b9a\u671f\u9032\u884c\u6578\u64da\u5eab\u7684\u5065\u5eb7\u6aa2\u67e5\uff0c\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-MREHytxlBI\">\u7d50\u8ad6<\/h2>\n<p>\u8aa4\u64cd\u4f5c\u662f\u5c0e\u81f4Oracle\u6578\u64da\u5eab\u6578\u64da\u4e1f\u5931\u7684\u5e38\u898b\u539f\u56e0\uff0c\u4f46\u901a\u904e\u6709\u6548\u7684\u6062\u5fa9\u7b56\u7565\u548c\u9810\u9632\u63aa\u65bd\uff0c\u53ef\u4ee5\u5c07\u640d\u5931\u964d\u5230\u6700\u4f4e\u3002\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u4e8b\u52d9\u65e5\u8a8c\u3001\u6578\u64da\u5feb\u7167\u548cRMAN\u7b49\u5de5\u5177\u9032\u884c\u6062\u5fa9\uff0c\u5c07\u6709\u52a9\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u5728\u9762\u5c0d\u5371\u6a5f\u6642\u8fc5\u901f\u53cd\u61c9\uff0c\u4fdd\u8b77\u4f01\u696d\u7684\u6578\u64da\u5b89\u5168\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5f9e\u8aa4\u64cd\u4f5c\u4e2d\u6062\u5fa9Oracle\u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u5b8c\u6574\u6027\uff0c\u907f\u514d\u672a\u4f86\u7684\u640d\u5931\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-95594","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95594","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=95594"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95594\/revisions"}],"predecessor-version":[{"id":95595,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95594\/revisions\/95595"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}