{"id":95862,"date":"2024-10-20T04:37:15","date_gmt":"2024-10-19T20:37:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95862\/"},"modified":"2024-10-20T04:37:16","modified_gmt":"2024-10-19T20:37:16","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e8%aa%a4%e8%a2%ab%e5%88%aa%e9%99%a4%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%8e%aa%e6%96%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95862\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u6587\u4ef6\u8aa4\u88ab\u522a\u9664\u7684\u89e3\u6c7a\u63aa\u65bd"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e8%aa%a4%e8%a2%ab%e5%88%aa%e9%99%a4%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%8e%aa%e6%96%bd-TZxFaHWmRK\">Oracle\u6578\u64da\u5eab\u6587\u4ef6\u8aa4\u88ab\u522a\u9664\u7684\u89e3\u6c7a\u63aa\u65bd<\/h1>\n<p>\u5728\u65e5\u5e38\u7684\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u8aa4\u522a\u9664\u6587\u4ef6\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528Oracle\u6578\u64da\u5eab\u6642\u3002\u9019\u7a2e\u60c5\u6cc1\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\uff0c\u5f71\u97ff\u696d\u52d9\u904b\u4f5c\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u8655\u7406\u9019\u4e00\u554f\u984c\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0eOracle\u6578\u64da\u5eab\u6587\u4ef6\u8aa4\u88ab\u522a\u9664\u7684\u89e3\u6c7a\u63aa\u65bd\uff0c\u5e6b\u52a9\u7528\u6236\u5728\u9047\u5230\u6b64\u985e\u554f\u984c\u6642\u80fd\u5920\u8fc5\u901f\u61c9\u5c0d\u3002<\/p>\n<h2 id=\"1-%e7%a2%ba%e8%aa%8d%e5%88%aa%e9%99%a4%e6%83%85%e6%b3%81-TZxFaHWmRK\">1. \u78ba\u8a8d\u522a\u9664\u60c5\u6cc1<\/h2>\n<p>\u5728\u63a1\u53d6\u4efb\u4f55\u63aa\u65bd\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u8a8d\u6587\u4ef6\u662f\u5426\u771f\u7684\u88ab\u522a\u9664\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u78ba\u8a8d\uff1a<\/p>\n<ul>\n<li>\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u65e5\u8a8c\u6587\u4ef6\uff0c\u67e5\u770b\u662f\u5426\u6709\u522a\u9664\u64cd\u4f5c\u7684\u8a18\u9304\u3002<\/li>\n<li>\u4f7f\u7528SQL\u67e5\u8a62\u6aa2\u67e5\u76f8\u95dc\u8868\u683c\u7684\u6578\u64da\u662f\u5426\u7f3a\u5931\u3002<\/li>\n<li>\u78ba\u8a8d\u662f\u5426\u6709\u5176\u4ed6\u7528\u6236\u6216\u61c9\u7528\u7a0b\u5e8f\u9032\u884c\u4e86\u6578\u64da\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8oracle%e7%9a%84%e9%96%83%e5%9b%9e%e6%8a%80%e8%a1%93-TZxFaHWmRK\">2. \u4f7f\u7528Oracle\u7684\u9583\u56de\u6280\u8853<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u4e00\u7a2e\u540d\u70ba\u201c\u9583\u56de\u67e5\u8a62\u201d\u7684\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u67e5\u770b\u904e\u53bb\u67d0\u4e00\u6642\u9593\u9ede\u7684\u6578\u64da\u3002\u9019\u5c0d\u65bc\u6062\u5fa9\u8aa4\u522a\u9664\u7684\u6578\u64da\u975e\u5e38\u6709\u5e6b\u52a9\u3002\u4f7f\u7528\u9583\u56de\u67e5\u8a62\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT * FROM \u8868\u540d AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '10' MINUTE);<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u5728\u904e\u53bb10\u5206\u9418\u5167\u7684\u6578\u64da\u72c0\u614b\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u6642\u9593\u7bc4\u570d\u3002<\/p>\n<h2 id=\"3-%e6%81%a2%e5%be%a9%e6%95%b8%e6%93%9a%e6%96%87%e4%bb%b6-TZxFaHWmRK\">3. \u6062\u5fa9\u6578\u64da\u6587\u4ef6<\/h2>\n<p>\u5982\u679c\u6578\u64da\u6587\u4ef6\u88ab\u522a\u9664\uff0c\u4e14\u7121\u6cd5\u901a\u904e\u9583\u56de\u6280\u8853\u6062\u5fa9\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u6578\u64da\u5099\u4efd\u9032\u884c\u6062\u5fa9\u3002Oracle\u63d0\u4f9b\u4e86\u591a\u7a2e\u5099\u4efd\u548c\u6062\u5fa9\u5de5\u5177\uff0c\u5982RMAN\uff08Recovery Manager\uff09\u3002\u4f7f\u7528RMAN\u9032\u884c\u6062\u5fa9\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<pre><code>RMAN&gt; RESTORE DATABASE;\nRMAN&gt; RECOVER DATABASE;<\/code><\/pre>\n<p>\u9019\u5c07\u5f9e\u5099\u4efd\u4e2d\u6062\u5fa9\u6574\u500b\u6578\u64da\u5eab\u3002\u5982\u679c\u53ea\u9700\u8981\u6062\u5fa9\u7279\u5b9a\u7684\u6578\u64da\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>RMAN&gt; RESTORE DATAFILE '\u6587\u4ef6\u8def\u5f91';\nRMAN&gt; RECOVER DATAFILE '\u6587\u4ef6\u8def\u5f91';<\/code><\/pre>\n<h2 id=\"4-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7-TZxFaHWmRK\">4. \u6aa2\u67e5\u6578\u64da\u5b8c\u6574\u6027<\/h2>\n<p>\u5728\u6062\u5fa9\u6578\u64da\u5f8c\uff0c\u5fc5\u9808\u6aa2\u67e5\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u7684\u5b8c\u6574\u6027\uff1a<\/p>\n<pre><code>ANALYZE TABLE \u8868\u540d VALIDATE STRUCTURE;<\/code><\/pre>\n<p>\u9019\u5c07\u6aa2\u67e5\u8868\u7684\u7d50\u69cb\u548c\u6578\u64da\u662f\u5426\u5b8c\u6574\uff0c\u78ba\u4fdd\u6062\u5fa9\u7684\u6578\u64da\u6c92\u6709\u640d\u58de\u3002<\/p>\n<h2 id=\"5-%e9%a0%90%e9%98%b2%e6%8e%aa%e6%96%bd-TZxFaHWmRK\">5. \u9810\u9632\u63aa\u65bd<\/h2>\n<p>\u70ba\u4e86\u907f\u514d\u672a\u4f86\u518d\u6b21\u767c\u751f\u8aa4\u522a\u9664\u7684\u60c5\u6cc1\uff0c\u5efa\u8b70\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\u6587\u4ef6\u7684\u5b89\u5168\u6027\u3002<\/li>\n<li>\u8a2d\u7f6e\u9069\u7576\u7684\u7528\u6236\u6b0a\u9650\uff0c\u9650\u5236\u5c0d\u6578\u64da\u5eab\u7684\u522a\u9664\u64cd\u4f5c\u3002<\/li>\n<li>\u4f7f\u7528\u7248\u672c\u63a7\u5236\u7cfb\u7d71\u4f86\u7ba1\u7406\u6578\u64da\u5eab\u7684\u8b8a\u66f4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TZxFaHWmRK\">\u7e3d\u7d50<\/h2>\n<p>\u8aa4\u522a\u9664Oracle\u6578\u64da\u5eab\u6587\u4ef6\u7684\u60c5\u6cc1\u96d6\u7136\u5e38\u898b\uff0c\u4f46\u901a\u904e\u6b63\u78ba\u7684\u6b65\u9a5f\u548c\u6280\u8853\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6062\u5fa9\u4e1f\u5931\u7684\u6578\u64da\u3002\u4f7f\u7528\u9583\u56de\u6280\u8853\u3001\u6578\u64da\u5099\u4efd\u548c\u5b8c\u6574\u6027\u6aa2\u67e5\u7b49\u65b9\u6cd5\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u8fc5\u901f\u61c9\u5c0d\u9019\u4e00\u554f\u984c\u3002\u6b64\u5916\uff0c\u5b9a\u671f\u5099\u4efd\u548c\u8a2d\u7f6e\u9069\u7576\u7684\u7528\u6236\u6b0a\u9650\u662f\u9632\u6b62\u6b64\u985e\u4e8b\u4ef6\u518d\u6b21\u767c\u751f\u7684\u6709\u6548\u63aa\u65bd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Oracle\u6578\u64da\u5eab\u6587\u4ef6\u8aa4\u522a\u9664\u7684\u89e3\u6c7a\u63aa\u65bd\uff0c\u5feb\u901f\u6062\u5fa9\u6578\u64da\uff0c\u4fdd\u969c\u696d\u52d9\u9023\u7e8c\u6027\uff0c\u907f\u514d\u6578\u64da\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-95862","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95862","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=95862"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95862\/revisions"}],"predecessor-version":[{"id":95863,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95862\/revisions\/95863"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}