{"id":522,"date":"2021-09-11T16:03:45","date_gmt":"2021-09-11T08:03:45","guid":{"rendered":"http:\/\/dba.qishuo.xin\/?p=522"},"modified":"2023-10-20T21:00:15","modified_gmt":"2023-10-20T13:00:15","slug":"oracle-dataguard%e6%9e%b6%e6%9e%84","status":"publish","type":"post","link":"http:\/\/dba.qishuo.xin\/?p=522","title":{"rendered":"Oracle DataGuard\u67b6\u6784"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-69f731795106c\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69f731795106c\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/dba.qishuo.xin\/?p=522\/#1_%E6%97%A5%E5%BF%97%E5%8F%91%E9%80%81%EF%BC%88Redo_Send%EF%BC%89\" >1. \u65e5\u5fd7\u53d1\u9001\uff08Redo Send\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/dba.qishuo.xin\/?p=522\/#2_%E6%97%A5%E5%BF%97%E6%8E%A5%E6%94%B6%EF%BC%88Redo_Receive%EF%BC%89%E4%B8%8E%E6%97%A5%E5%BF%97%E5%BA%94%E7%94%A8%EF%BC%88Redo_Apply%EF%BC%89\" >2. \u65e5\u5fd7\u63a5\u6536\uff08Redo Receive\uff09\u4e0e\u65e5\u5fd7\u5e94\u7528\uff08Redo Apply\uff09<\/a><\/li><\/ul><\/nav><\/div>\n<h4><span class=\"ez-toc-section\" id=\"1_%E6%97%A5%E5%BF%97%E5%8F%91%E9%80%81%EF%BC%88Redo_Send%EF%BC%89\"><\/span>1. \u65e5\u5fd7\u53d1\u9001\uff08Redo Send\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Primary Database\u4ea7\u751f\u7684redo\u65e5\u5fd7\u9700\u8981\u53d1\u9001\u5230standby Database\u3002<br \/>\n\u53d1\u9001\u52a8\u4f5c\u7531primary database\u7684LGWR\u6216\u8005ARCH\u8fdb\u7a0b\u5b8c\u6210\u3002<br \/>\n\u4e0d\u540c\u7684\u5f52\u6863\u76ee\u7684\u5730\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u8fdb\u7a0b\uff1b\u4f46\u540c\u4e00\u76ee\u7684\u5730\u53ea\u80fd\u9009\u7528\u4e00\u79cd\u8fdb\u7a0b\u3002<br \/>\n<strong>ARCH\u8fdb\u7a0b\u53d1\u9001\u65e5\u5fd7:<\/strong><\/p>\n<ol>\n<li>Primary Database \u4ea7\u751fredo log \u7684\u65e5\u5fd7\u88abLGWR\u8fdb\u7a0b\u5199\u5230\u8054\u673a\u65e5\u5fd7\u3002<\/li>\n<li>\u5f53\u4e00\u7ec4\u8054\u673a\u65e5\u5fd7\u88ab\u5199\u6ee1\u540e\uff0c\u4f1a\u53d1\u751f\u65e5\u5fd7\u5207\u6362\uff08log switch\uff09\uff0c\u5e76\u4e14\u4f1a\u89e6\u53d1\u672c\u5730\u5f52\u6863\uff1b<\/li>\n<li>\u5b8c\u6210\u672c\u5730\u5f52\u6863\u540e\uff0c\u8054\u673a\u65e5\u5fd7\u53ef\u4ee5\u88ab\u8986\u76d6\u91cd\u7528\uff1b<\/li>\n<li>ARC1\u8fdb\u7a0b\u901a\u8fc7Net\u628a\u5f52\u6863\u65e5\u5fd7\u53d1\u9001\u7ed9Standby Database\u7684RFS\u8fdb\u7a0b\u3002<\/li>\n<li>Standby Database\u7684RFS\u8fdb\u7a0b\u628a\u63a5\u6536\u5230\u7684\u65e5\u5fd7\u5199\u5165\u5f52\u6863\u65e5\u5fd7\uff1b<\/li>\n<li>Standby Database\u7684MRP\u8fdb\u7a0b\uff08Redo Apply\uff09\u6216\u8005LSP\u8fdb\u7a0b\uff08SQL Apply\uff09\u5728Standby Database\u4e0a\u5e94\u7528\u8fd9\u4e9b\u65e5\u5fd7\uff0c\u8fdb\u800c\u540c\u6b65\u6570\u636e\u3002<\/li>\n<\/ol>\n<p><strong>\u603b\u7ed3\uff1a<\/strong><\/p>\n<ol>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cPrimary Database\u4f7f\u7528ARCH\u8fdb\u7a0b\u53d1\u9001\u65e5\u5fd7\u3002<\/li>\n<li>\u4f7f\u7528ARCH\u8fdb\u7a0b\u53d1\u9001\u65e5\u5fd7\u53ea\u652f\u6301\u6700\u9ad8\u6027\u80fd\u4fdd\u62a4\u6a21\u5f0f\u3002  \u5bf9\u4e8e\u6700\u5927\u4fdd\u62a4\u548c\u6700\u9ad8\u53ef\u7528\u6027\u4e24\u79cd\u6a21\u5f0f\u800c\u8a00\uff0c\u5f3a\u8c03\u7684\u90fd\u662f\u4e00\u70b9\uff0credo\u6570\u636e\u5fc5\u987b\u5b9e\u65f6\u5e94\u7528\u4e8estandby\u6570\u636e\u5e93\u3002\u53ef\u4f7f\u7528ARCH\u8fdb\u7a0b\u53d1\u9001\u65e5\u5fd7\u5e76\u975e\u5c06redo\u6570\u636e\u5b9e\u65f6\u5e94\u7528\u4e8estandby\u6570\u636e\u5e93\uff0c\u800c\u662f\u53ea\u6709Primary Database\u65e5\u5fd7\u5f52\u6863\u5b8c\u6210\u540e\u624d\u4f1a\u5c06\u5f52\u6863\u65e5\u5fd7\u53d1\u9001\u5230Standby Database\u3002\u5f53Primary Database\u5f02\u5e38\u5b95\u673a\u65f6\uff0c\u5c31\u4f1a\u6709\u90e8\u5206\u672a\u5f52\u6863\u7684\u6570\u636e\u65e0\u6cd5\u4f20\u5230Standby Database\uff0c\u9020\u6210\u6570\u636e\u4e22\u5931\u3002<\/li>\n<\/ol>\n<p><strong>\u4f7f\u7528LGWR\u8fdb\u7a0b\u7684SYNC\u65b9\u5f0f:<\/strong><\/p>\n<ol>\n<li>LGWR\u8fdb\u7a0b\u628a\u65e5\u5fd7\u5199\u5230\u672c\u5730\u65e5\u5fd7\u6587\u4ef6\u7684\u540c\u65f6\u8fd8\u8981\u53d1\u9001\u7ed9\u672c\u5730\u7684LNSn\u8fdb\u7a0b\uff0c\u518d\u7531LNSn\u8fdb\u7a0b\u628a\u65e5\u5fd7\u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u7ed9\u8fdc\u7a0b\u76ee\u7684\u5730<\/li>\n<li>\u5fc5\u987b\u7b49\u5f85\u5199\u5165\u672c\u5730\u65e5\u5fd7\u6587\u4ef6\u64cd\u4f5c\u548c\u901a\u8fc7LNSn\u8fdb\u7a0b\u7684\u7f51\u7edc\u4f20\u9001\u90fd\u6210\u529f\uff0cPrimary \u6570\u636e\u5e93\u4e0a\u7684\u4e8b\u52a1\u624d\u80fd\u63d0\u4ea4\uff0c\u8fd9\u5c31\u662fSYNC\u3002<\/li>\n<li>Standby\u6570\u636e\u5e93\u7684RFS\u8fdb\u7a0b\u628a\u63a5\u6536\u5230\u7684\u65e5\u5fd7\u5199\u5165\u5230Standby Redo Log\u65e5\u5fd7\u4e2d\u3002<\/li>\n<li>Primary \u6570\u636e\u5e93\u7684\u65e5\u5fd7\u5207\u6362\u4e5f\u4f1a\u89e6\u53d1Standby\u6570\u636e\u5e93\u4e0a\u7684\u65e5\u5fd7\u5207\u6362\uff0c\u5373Standby\u6570\u636e\u5e93\u5bf9Standby Redo Log\u7684\u5f52\u6863\u3002<\/li>\n<li>Standby\u6570\u636e\u5e93\u53ef\u4ee5\u4f7f\u4e24\u79cd\u6062\u590d\u65b9\u5f0f\uff1a<\/li>\n<\/ol>\n<p>1\uff09\u5b9e\u65f6\u6062\u590d\uff08Real Time Apply\uff09\uff0c\u53ea\u8981RFS\u628a\u65e5\u5fd7\u5199\u5165Standby Redo Log\u65e5\u5fd7\u4e2d\u5c31\u4f1a\u7acb\u5373\u8fdb\u884c\u6062\u590d\uff1b<br \/>\n2\uff09\u5f52\u6863\u65f6\u6062\u590d\uff0c\u5728\u5b8c\u6210\u5bf9Standby Redo Log\u7684\u5f52\u6863\u540e\u624d\u6062\u590d<\/p>\n<p><a href=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2021\/09\/wp_editor_md_4be5a5ac605654361ece0c109c9ec2be.jpg\" data-fancybox=\"images\" data-fancybox=\"images\"><img decoding=\"async\" src=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2021\/09\/wp_editor_md_4be5a5ac605654361ece0c109c9ec2be.jpg\" alt=\"\" \/><\/a><\/p>\n<p><strong>\u4f7f\u7528LGWR\u8fdb\u7a0b\u7684ASYNC\u65b9\u5f0f:<\/strong><\/p>\n<ol>\n<li>LGWR\u8d1f\u8d23\u628a\u65e5\u5fd7\u5199\u5165\u672c\u5730\u65e5\u5fd7\u6587\u4ef6\uff1b\u4e0d\u5fc5\u7b49\u5f85LNS\u8fdb\u7a0b\u7684\u7f51\u7edc\u4f20\u9001\u6210\u529f\u3002<\/li>\n<li>LNSn\u8fdb\u7a0b\u5f02\u6b65\u7684\u5c06\u65e5\u5fd7\u53d1\u9001\u5230Standby\u6570\u636e\u5e93<\/li>\n<li>Primary \u6570\u636e\u5e93\u7684\u65e5\u5fd7\u5207\u6362\u4e5f\u4f1a\u89e6\u53d1Standby\u6570\u636e\u5e93\u4e0a\u7684\u65e5\u5fd7\u5207\u6362\uff0c\u5373Standby\u6570\u636e\u5e93\u5bf9Standby Redo Log\u7684\u5f52\u6863\u3002<\/li>\n<li>MRP\u6216LSP \u8fdb\u7a0b\u6062\u590d\u5f52\u6863\u65e5\u5fd7<\/li>\n<\/ol>\n<p><a href=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2021\/09\/wp_editor_md_5fbb0afa56fe9ee06dd9180ac35c7051.jpg\" data-fancybox=\"images\" data-fancybox=\"images\"><img decoding=\"async\" src=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2021\/09\/wp_editor_md_5fbb0afa56fe9ee06dd9180ac35c7051.jpg\" alt=\"\" \/><\/a><\/p>\n<p>\u4e3b\u8282\u70b9\u4e0a\uff0c\u65e5\u5fd7\u4f20\u8f93\u670d\u52a1\u4e3b\u8981\u4f7f\u7528\u5982\u4e0b\u51e0\u4e2a\u8fdb\u7a0b\uff1a<\/p>\n<ul>\n<li>\n<p>LGWR<br \/>\nLGWR\u641c\u96c6\u4e8b\u52a1\u65e5\u5fd7\uff0c\u5e76\u4e14\u66f4\u65b0\u8054\u673a\u65e5\u5fd7\u3002\u5728\u540c\u6b65\u6a21\u5f0f\u4e0b\uff0cLGWR\u76f4\u63a5\u5c06redo\u4fe1\u606f\u76f4\u63a5\u4f20\u9001\u5230\u5907\u5e93\u4e2d\u7684RFS\u8fdb\u7a0b\uff0c\u4e3b\u5e93\u5728\u7ee7\u7eed\u8fdb\u884c\u5904\u7406\u524d\u9700\u8981\u7b49\u5f85\u5907\u5e93\u7684\u786e\u8ba4\u3002\u5728\u975e\u540c\u6b65\u60c5\u51b5\u4e0b\uff0c\u4e5f\u662f\u76f4\u63a5\u5c06\u65e5\u5fd7\u4fe1\u606f\u4f20\u9012\u5230\u5907\u5e93\u7684RFS\u8fdb\u7a0b\uff0c\u4f46\u662f\u4e0d\u7b49\u5f85\u5907\u5e93\u7684\u786e\u8ba4\u4fe1\u606f\u4e3b\u5e93\u8fdb\u7a0b\u53ef\u4ee5\u7ee7\u7eed\u8fd0\u884c\u5904\u7406\u3002<\/p>\n<\/li>\n<li>\n<p>ARCH<br \/>\nARCHn\u6216\u8005\u662f\u4e00\u4e2aSQL session\u6267\u884c\u4e86\u4e00\u4e2a\u5f52\u6863\u64cd\u4f5c\uff0c\u4e3a\u4e86\u6062\u590d\u7684\u9700\u8981\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u8054\u673a\u65e5\u5fd7\u7684\u62f7\u8d1d\u3002Archn\u8fdb\u7a0b\u53ef\u4ee5\u5728\u5f52\u6863\u7684\u540c\u65f6\uff0c\u4f20\u9012\u65e5\u5fd7\u6d41\u5230\u5907\u5e93\u7684RFS\u8fdb\u7a0b\u3002\u8be5\u8fdb\u7a0b\u8fd8\u7528\u4e8e\u524d\u77bb\u6027\u68c0\u6d4b\u548c\u89e3\u51b3\u5907\u5e93\u7684\u65e5\u5fd7\u4e0d\u8fde\u7eed\u95ee\u9898(GAP)\u3002<\/p>\n<\/li>\n<li>\n<p>FAL<br \/>\nFetch archive log \u53ea\u6709\u7269\u7406\u5907\u5e93\u624d\u6709\u8be5\u8fdb\u7a0b\u3002<br \/>\nFAL\u8fdb\u7a0b\u63d0\u4f9b\u4e86\u4e00\u4e2aclient\/server\u7684\u673a\u5236\uff0c\u7528\u6765\u89e3\u51b3\u68c0\u6d4b\u5728\u4e3b\u5e93\u4ea7\u751f\u7684\u8fde\u7eed\u7684\u5f52\u6863\u65e5\u5fd7\uff0c\u800c\u5728\u5907\u5e93\u63a5\u53d7\u7684\u5f52\u6863\u65e5\u5fd7\u4e0d\u8fde\u7eed\u7684\u95ee\u9898\u3002 \u8be5\u8fdb\u7a0b\u53ea\u6709\u5728\u9700\u8981\u7684\u65f6\u5019\u624d\u4f1a\u542f\u52a8\uff0c\u800c\u5f53\u5de5\u4f5c\u5b8c\u6210\u540e\u5c31\u5173\u95ed\u4e86\uff0c\u56e0\u6b64\u5728\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u8be5\u8fdb\u7a0b\u662f\u65e0\u6cd5\u770b\u89c1\u7684\u3002 \u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6e\u901a\u8fc7LGWR\uff0cARCH\u8fdb\u7a0b\u53bb\u4f20\u9012\u65e5\u5fd7\u5230\u5907\u5e93\uff0c\u4f46\u662f\u4e0d\u80fd\u4e24\u4e2a\u8fdb\u7a0b\u540c\u65f6\u4f20\u9001\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u8be5\u8fdb\u7a0b\u662f\u5982\u4f55\u4ea4\u4e92\u7684\u5462\uff1f<strong>fal_client,fal_server\u53c2\u6570\u7684<\/strong>\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_%E6%97%A5%E5%BF%97%E6%8E%A5%E6%94%B6%EF%BC%88Redo_Receive%EF%BC%89%E4%B8%8E%E6%97%A5%E5%BF%97%E5%BA%94%E7%94%A8%EF%BC%88Redo_Apply%EF%BC%89\"><\/span>2. \u65e5\u5fd7\u63a5\u6536\uff08Redo Receive\uff09\u4e0e\u65e5\u5fd7\u5e94\u7528\uff08Redo Apply\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5907\u5e93\u8282\u70b9\u4e0a\uff0c\u65e5\u5fd7\u5e94\u7528\u8fdb\u7a0b\u4e3b\u8981\u4f7f\u7528\u5982\u4e0b\u7684\u8fdb\u7a0b\uff1a<\/p>\n<ul>\n<li>\n<p>RFS  remote file server<br \/>\nRfs\u8fdb\u7a0b\u4e3b\u8981\u7528\u6765\u63a5\u53d7\u4ece\u4e3b\u5e93\u4f20\u9001\u8fc7\u6765\u7684\u65e5\u5fd7\u4fe1\u606f\u3002\u5bf9\u4e8e\u7269\u7406\u5907\u7528\u6570\u636e\u5e93\u800c\u8a00\uff0cRFS\u8fdb\u7a0b\u53ef\u4ee5\u76f4\u63a5\u5c06\u65e5\u5fd7\u5199\u8fdb\u5907\u7528\u91cd\u505a\u65e5\u5fd7\uff0c\u4e5f\u53ef\u4ee5\u76f4\u63a5\u5c06\u65e5\u5fd7\u4fe1\u606f\u5199\u5230\u5f52\u6863\u65e5\u5fd7\u4e2d\u3002\u4e3a\u4e86\u4f7f\u7528\u5907\u5e93\u91cd\u505a\u65e5\u5fd7\uff0c\u6211\u4eec\u5fc5\u987b\u521b\u5efa\u4ed6\u4eec\uff0c\u4e00\u822c\u548c\u4e3b\u5e93\u7684\u8054\u673a\u65e5\u5fd7\u5927\u5c0f\u4ee5\u53ca\u7ec4\u4e00\u6837\u3002<\/p>\n<\/li>\n<li>\n<p>Arch<br \/>\n\u53ea\u5bf9\u7269\u7406\u5907\u5e93\uff0carch\u8fdb\u7a0b\u5f52\u6863\u5907\u5e93\u91cd\u505a\u65e5\u5fd7\uff0c\u8fd9\u4e9b\u65e5\u5fd7\u4ee5\u540e\u5c06\u88abMPR\u8fdb\u7a0b\u5e94\u7528\u5230\u5907\u5e93\u3002<\/p>\n<\/li>\n<li>\n<p>MRP  managed recovery process<br \/>\n\u8be5\u8fdb\u7a0b\u53ea\u9488\u5bf9\u7269\u7406\u5907\u5e93\u3002\u8be5\u8fdb\u7a0b\u5e94\u7528\u5f52\u6863\u65e5\u5fd7\u5230\u5907\u5e93\u3002\u5982\u679c\u6211\u4eec\u4f7f\u7528SQL\u8bed\u53e5\u542f\u7528\u8be5\u8fdb\u7a0bALTER DATABASE RECOVER MANAGED STANDBY DATABASE\uff0c\u90a3\u4e48\u524d\u53f0\u8fdb\u7a0b\u5c06\u4f1a\u505a\u6062\u590d\u3002\u5982\u679c\u52a0\u4e0adisconnect\u8bed\u53e5\uff0c\u90a3\u4e48\u6062\u590d\u8fc7\u7a0b\u5c06\u5728\u540e\u53f0\u8fdb\u7a0b\uff0c\u53d1\u51fa\u8be5\u8bed\u53e5\u7684\u8fdb\u7a0b\u53ef\u4ee5\u7ee7\u7eed\u505a\u5176\u4ed6\u7684\u4e8b\u60c5\u3002<\/p>\n<\/li>\n<li>\n<p>LSP  logical standby process<br \/>\n\u53ea\u6709\u903b\u8f91\u5907\u5e93\u624d\u4f1a\u6709\u8be5\u8fdb\u7a0b\u3002LSP\u8fdb\u7a0b\u63a7\u5236\u7740\u5e94\u7528\u5f52\u6863\u65e5\u5fd7\u5230\u903b\u8f91\u5907\u7528\u6570\u636e\u5e93\u3002<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>1. \u65e5\u5fd7\u53d1\u9001\uff08Redo Send\uff09 Primar&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,2],"tags":[68,16,71],"class_list":{"0":"post-522","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-oracle","8":"tag-dataguard","9":"tag-oracle","10":"tag-71"},"_links":{"self":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/522","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=522"}],"version-history":[{"count":10,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/522\/revisions"}],"predecessor-version":[{"id":3427,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/522\/revisions\/3427"}],"wp:attachment":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=522"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}