{"id":93798,"date":"2024-10-19T17:00:17","date_gmt":"2024-10-19T09:00:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93798\/"},"modified":"2024-10-19T17:00:18","modified_gmt":"2024-10-19T09:00:18","slug":"oracle-11g-%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94%e7%b0%a1%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93798\/","title":{"rendered":"Oracle 11g \u9583\u56de\u6578\u64da\u6b78\u6a94\u7c21\u4ecb"},"content":{"rendered":"<h1 id=\"oracle-11g-%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94%e7%b0%a1%e4%bb%8b-IRbmlAalPR\">Oracle 11g \u9583\u56de\u6578\u64da\u6b78\u6a94\u7c21\u4ecb<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u6062\u5fa9\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Oracle 11g \u63d0\u4f9b\u4e86\u4e00\u7a2e\u540d\u70ba\u300c\u9583\u56de\u6578\u64da\u6b78\u6a94\u300d\u7684\u529f\u80fd\uff0c\u9019\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u5feb\u901f\u6062\u5fa9\u5230\u67d0\u4e00\u7279\u5b9a\u6642\u9593\u9ede\u7684\u6578\u64da\u72c0\u614b\u3002\u9019\u9805\u6280\u8853\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u6e1b\u5c11\u4e86\u56e0\u6578\u64da\u640d\u58de\u6216\u8aa4\u64cd\u4f5c\u800c\u9020\u6210\u7684\u640d\u5931\u3002<\/p>\n<h2 id=\"%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-IRbmlAalPR\">\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u9583\u56de\u6578\u64da\u6b78\u6a94\uff08Flashback Data Archive\uff09\u662f Oracle 11g \u4e2d\u7684\u4e00\u9805\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u5728\u6578\u64da\u5eab\u4e2d\u4fdd\u7559\u6b77\u53f2\u6578\u64da\u3002\u9019\u610f\u5473\u8457\u7528\u6236\u53ef\u4ee5\u96a8\u6642\u67e5\u8a62\u904e\u53bb\u7684\u6578\u64da\u72c0\u614b\uff0c\u800c\u4e0d\u9700\u8981\u9032\u884c\u5b8c\u6574\u7684\u6578\u64da\u5099\u4efd\u548c\u6062\u5fa9\u904e\u7a0b\u3002\u9019\u9805\u6280\u8853\u7279\u5225\u9069\u5408\u9700\u8981\u9075\u5faa\u5408\u898f\u6027\u8981\u6c42\u7684\u884c\u696d\uff0c\u4f8b\u5982\u91d1\u878d\u548c\u91ab\u7642\u884c\u696d\u3002<\/p>\n<h2 id=\"%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-IRbmlAalPR\">\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u65bc Oracle \u7684\u884c\u7d1a\u7248\u672c\u63a7\u5236\u3002\u7576\u6578\u64da\u88ab\u4fee\u6539\u6642\uff0cOracle \u6703\u81ea\u52d5\u4fdd\u5b58\u820a\u7248\u672c\u7684\u6578\u64da\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5728\u9583\u56de\u6578\u64da\u6b78\u6a94\u4e2d\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u67e5\u8a62\u9019\u4e9b\u6b77\u53f2\u6578\u64da\u4f86\u7372\u53d6\u7279\u5b9a\u6642\u9593\u9ede\u7684\u6578\u64da\u72c0\u614b\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e5%95%9f%e7%94%a8%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94-IRbmlAalPR\">\u5982\u4f55\u555f\u7528\u9583\u56de\u6578\u64da\u6b78\u6a94<\/h3>\n<p>\u8981\u555f\u7528\u9583\u56de\u6578\u64da\u6b78\u6a94\uff0c\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b\u9583\u56de\u6578\u64da\u6b78\u6a94\u8868\u7a7a\u9593\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>-- \u5275\u5efa\u9583\u56de\u6578\u64da\u6b78\u6a94\u8868\u7a7a\u9593\nCREATE TABLESPACE flashback_data_space DATAFILE 'flashback_data.dbf' SIZE 100M;\n\n-- \u555f\u7528\u9583\u56de\u6578\u64da\u6b78\u6a94\nFLASHBACK ARCHIVE ENABLE;\n<\/code><\/pre>\n<p>\u555f\u7528\u5f8c\uff0c\u6240\u6709\u5c0d\u8868\u7684\u4fee\u6539\u90fd\u6703\u81ea\u52d5\u8a18\u9304\u5230\u9583\u56de\u6578\u64da\u6b78\u6a94\u4e2d\u3002<\/p>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%ad%b7%e5%8f%b2%e6%95%b8%e6%93%9a-IRbmlAalPR\">\u67e5\u8a62\u6b77\u53f2\u6578\u64da<\/h3>\n<p>\u7528\u6236\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u7372\u53d6\u7279\u5b9a\u6642\u9593\u9ede\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM your_table AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '1' HOUR);\n<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u4e00\u5c0f\u6642\u524d\u7684\u6578\u64da\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e9%96%83%e5%9b%9e%e6%95%b8%e6%93%9a%e6%ad%b8%e6%aa%94%e7%9a%84%e5%84%aa%e5%8b%a2-IRbmlAalPR\">\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u6062\u5fa9\u901f\u5ea6\u5feb\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u8fc5\u901f\u6062\u5fa9\u5230\u7279\u5b9a\u6642\u9593\u9ede\uff0c\u7121\u9700\u9032\u884c\u7e41\u7463\u7684\u5099\u4efd\u548c\u6062\u5fa9\u904e\u7a0b\u3002<\/li>\n<li><strong>\u5408\u898f\u6027\u652f\u6301\uff1a<\/strong>\u5c0d\u65bc\u9700\u8981\u9075\u5faa\u6cd5\u5f8b\u6cd5\u898f\u7684\u884c\u696d\uff0c\u9583\u56de\u6578\u64da\u6b78\u6a94\u63d0\u4f9b\u4e86\u5fc5\u8981\u7684\u6b77\u53f2\u6578\u64da\u4fdd\u7559\u529f\u80fd\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u6578\u64da\u640d\u5931\u98a8\u96aa\uff1a<\/strong>\u5373\u4f7f\u5728\u6578\u64da\u640d\u58de\u6216\u8aa4\u64cd\u4f5c\u7684\u60c5\u6cc1\u4e0b\uff0c\u7528\u6236\u4e5f\u80fd\u5920\u8f15\u9b06\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-IRbmlAalPR\">\u7d50\u8ad6<\/h2>\n<p>Oracle 11g \u7684\u9583\u56de\u6578\u64da\u6b78\u6a94\u529f\u80fd\u70ba\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u4e14\u53ef\u9760\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u7c21\u55ae\u7684\u914d\u7f6e\uff0c\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5730\u4fdd\u7559\u548c\u67e5\u8a62\u6b77\u53f2\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u5408\u898f\u6027\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9019\u9805\u6280\u8853\u7121\u7591\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Oracle 11g\u9583\u56de\u6578\u64da\u6b78\u6a94\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u6062\u5fa9\u6578\u64da\uff0c\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u8207\u53ef\u7528\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-93798","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93798","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=93798"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93798\/revisions"}],"predecessor-version":[{"id":93799,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93798\/revisions\/93799"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}