{"id":15915,"date":"2023-12-04T23:50:01","date_gmt":"2023-12-04T15:50:01","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=15915"},"modified":"2023-12-05T00:03:02","modified_gmt":"2023-12-04T16:03:02","slug":"oracle-zhong-redo-ri-zhi-shi-shen-me","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/oracle-zhong-redo-ri-zhi-shi-shen-me\/","title":{"rendered":"Oracle \u4e2d redo \u65e5\u5fd7\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>\u5728 Oracle \u6570\u636e\u5e93\u4e2d\uff0c\u91cd\u505a\u65e5\u5fd7\uff08Redo Log\uff09\u662f\u4e00\u79cd\u8bb0\u5f55\u6570\u636e\u5e93\u4e2d\u53d1\u751f\u7684\u6240\u6709\u53d8\u66f4\u7684\u673a\u5236\u3002\u5b83\u662f\u6570\u636e\u5e93\u4e8b\u52a1\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff0c\u7528\u4e8e\u4fdd\u8bc1\u6570\u636e\u5e93\u7684\u6301\u4e45\u6027\u548c\u6062\u590d\u80fd\u529b\u3002\u91cd\u505a\u65e5\u5fd7\u4e3b\u8981\u6709\u4e24\u4e2a\u6587\u4ef6\u7ec4\u6210\uff1a\u91cd\u505a\u65e5\u5fd7\u7ec4\uff08Redo Log Group\uff09\u548c\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\uff08Redo Log File\uff09\u3002<\/p>\n<h3><a id=\"1%E9%87%8D%E5%81%9A%E6%97%A5%E5%BF%97%E7%BB%84%EF%BC%88-redo-log-group%EF%BC%89%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>1. \u91cd\u505a\u65e5\u5fd7\u7ec4\uff08Redo Log Group\uff09\uff1a<\/h3>\n<ul>\n<li>\n<strong>\u5b9a\u4e49\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u88ab\u7ec4\u7ec7\u6210\u4e00\u4e2a\u6216\u591a\u4e2a\u91cd\u505a\u65e5\u5fd7\u7ec4\uff0c\u6bcf\u4e2a\u7ec4\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u7269\u7406\u6587\u4ef6\u3002\n<\/li>\n<li>\n<strong>\u4f5c\u7528\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u7ec4\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u4f9b\u6570\u636e\u5e93\u7684\u6301\u4e45\u6027\u548c\u4e8b\u52a1\u7684\u56de\u6eda\u548c\u6062\u590d\u3002\u5f53\u7528\u6237\u63d0\u4ea4\u4e8b\u52a1\u65f6\uff0c\u76f8\u5e94\u7684\u53d8\u66f4\u4f1a\u9996\u5148\u5199\u5165\u91cd\u505a\u65e5\u5fd7\uff0c\u7136\u540e\u518d\u5199\u5165\u6570\u636e\u6587\u4ef6\u3002\n<\/li>\n<\/ul>\n<h3><a id=\"2%E9%87%8D%E5%81%9A%E6%97%A5%E5%BF%97%E6%96%87%E4%BB%B6%EF%BC%88-redo-log-file%EF%BC%89%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>2. \u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\uff08Redo Log File\uff09\uff1a<\/h3>\n<ul>\n<li>\n<strong>\u5b9a\u4e49\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u7ec4\u4e2d\u7684\u7269\u7406\u6587\u4ef6\u79f0\u4e3a\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u3002\u6bcf\u4e2a\u7ec4\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u6210\u5458\u6587\u4ef6\uff0c\u8fd9\u4e9b\u6587\u4ef6\u901a\u5e38\u6210\u5bf9\u5b58\u5728\uff0c\u4e00\u4e2a\u4e3a\u6d3b\u52a8\u6587\u4ef6\uff0c\u4e00\u4e2a\u4e3a\u5907\u7528\u6587\u4ef6\u3002\n<\/li>\n<li>\n<strong>\u4f5c\u7528\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u8bb0\u5f55\u4e86\u5728\u6570\u636e\u5e93\u4e2d\u8fdb\u884c\u7684\u6240\u6709\u66f4\u6539\uff0c\u5305\u62ec\u63d2\u5165\u3001\u66f4\u65b0\u548c\u5220\u9664\u64cd\u4f5c\u3002\u8fd9\u4e9b\u6587\u4ef6\u7528\u4e8e\u8fd8\u539f\u6570\u636e\u5e93\u7684\u72b6\u6001\uff0c\u4ee5\u786e\u4fdd\u5728\u6570\u636e\u5e93\u53d1\u751f\u6545\u969c\u65f6\u53ef\u4ee5\u8fdb\u884c\u6062\u590d\u3002\n<\/li>\n<\/ul>\n<h3><a id=\"3%E9%87%8D%E5%81%9A%E6%97%A5%E5%BF%97%E7%9A%84%E7%94%9F%E6%88%90%E8%BF%87%E7%A8%8B%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>3. \u91cd\u505a\u65e5\u5fd7\u7684\u751f\u6210\u8fc7\u7a0b\uff1a<\/h3>\n<ol>\n<li>\n<strong>\u4e8b\u52a1\u53d1\u751f\uff1a<\/strong> \u5f53\u7528\u6237\u63d0\u4ea4\u4e00\u4e2a\u4e8b\u52a1\u65f6\uff0c\u8be5\u4e8b\u52a1\u7684\u53d8\u66f4\u5c06\u9996\u5148\u5199\u5165\u91cd\u505a\u65e5\u5fd7\u7f13\u51b2\u533a\uff08Redo Log Buffer\uff09\u3002\n<\/li>\n<li>\n<strong>\u5237\u65b0\u5230\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u7f13\u51b2\u533a\u7684\u5185\u5bb9\u4f1a\u5b9a\u671f\u5237\u65b0\u5230\u78c1\u76d8\u4e0a\u7684\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a\u91cd\u505a\u65e5\u5fd7\u5207\u6362\u3002\n<\/li>\n<li>\n<strong>\u5faa\u73af\u4f7f\u7528\uff1a<\/strong> \u4e00\u65e6\u4e00\u4e2a\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\u88ab\u5199\u6ee1\uff0c\u6570\u636e\u5e93\u4f1a\u5207\u6362\u5230\u4e0b\u4e00\u4e2a\u91cd\u505a\u65e5\u5fd7\u6587\u4ef6\uff0c\u5f62\u6210\u4e00\u4e2a\u5faa\u73af\u4f7f\u7528\u7684\u8fc7\u7a0b\u3002\n<\/li>\n<\/ol>\n<h3><a id=\"4%E9%87%8D%E5%81%9A%E6%97%A5%E5%BF%97%E7%9A%84%E4%BD%9C%E7%94%A8%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>4. \u91cd\u505a\u65e5\u5fd7\u7684\u4f5c\u7528\uff1a<\/h3>\n<ul>\n<li>\n<strong>\u6301\u4e45\u6027\uff1a<\/strong> \u901a\u8fc7\u5c06\u4e8b\u52a1\u53d8\u66f4\u8bb0\u5f55\u5728\u91cd\u505a\u65e5\u5fd7\u4e2d\uff0c\u5373\u4f7f\u53d1\u751f\u6570\u636e\u5e93\u6545\u969c\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u91cd\u653e\u91cd\u505a\u65e5\u5fd7\u4e2d\u7684\u4e8b\u52a1\u6765\u8fd8\u539f\u6570\u636e\u5e93\u7684\u72b6\u6001\u3002\n<\/li>\n<li>\n<strong>\u6062\u590d\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u7528\u4e8e\u6570\u636e\u5e93\u7684\u6062\u590d\uff0c\u786e\u4fdd\u5728\u7cfb\u7edf\u6545\u969c\u540e\u80fd\u591f\u6062\u590d\u5230\u4e00\u81f4\u7684\u72b6\u6001\u3002\n<\/li>\n<li>\n<strong>\u4e8b\u52a1\u56de\u6eda\uff1a<\/strong> \u91cd\u505a\u65e5\u5fd7\u8fd8\u7528\u4e8e\u4e8b\u52a1\u7684\u56de\u6eda\u64cd\u4f5c\u3002\n<\/li>\n<\/ul>\n<p>\u603b\u4f53\u800c\u8a00\uff0c\u91cd\u505a\u65e5\u5fd7\u662f Oracle \u6570\u636e\u5e93\u7684\u4e00\u9879\u91cd\u8981\u7279\u6027\uff0c\u4e3a\u6570\u636e\u5e93\u7684\u6301\u4e45\u6027\u548c\u53ef\u9760\u6027\u63d0\u4f9b\u4e86\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Oracle \u6570\u636e\u5e93\u4e2d\uff0c\u91cd\u505a\u65e5\u5fd7\uff08Redo Log\uff09\u662f\u4e00\u79cd\u8bb0\u5f55\u6570\u636e\u5e93\u4e2d\u53d1\u751f\u7684\u6240\u6709\u53d8\u66f4\u7684\u673a\u5236\u3002\u5b83\u662f\u6570\u636e\u5e93\u4e8b\u52a1 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-15915","post","type-post","status-publish","format-standard","hentry","category-oracel"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15915","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=15915"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15915\/revisions"}],"predecessor-version":[{"id":15916,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15915\/revisions\/15916"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=15915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=15915"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=15915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}