{"id":95840,"date":"2024-10-20T04:26:20","date_gmt":"2024-10-19T20:26:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95840\/"},"modified":"2024-10-20T04:26:21","modified_gmt":"2024-10-19T20:26:21","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%ab%94%e7%b3%bb%e7%b5%90%e6%a7%8b%e8%a9%b3%e8%a7%a3-oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%ab%94%e7%b3%bb%e5%9c%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95840\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u9ad4\u7cfb\u7d50\u69cb\u8a73\u89e3 (oracle\u6578\u64da\u5eab\u9ad4\u7cfb\u5716)"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%ab%94%e7%b3%bb%e7%b5%90%e6%a7%8b%e8%a9%b3%e8%a7%a3-oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%ab%94%e7%b3%bb%e5%9c%96-DozkJBdzbB\">Oracle\u6578\u64da\u5eab\u9ad4\u7cfb\u7d50\u69cb\u8a73\u89e3 (Oracle\u6578\u64da\u5eab\u9ad4\u7cfb\u5716)<\/h1>\n<p>Oracle\u6578\u64da\u5eab\u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08RDBMS\uff09\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u5176\u67b6\u69cb\u8a2d\u8a08\u65e8\u5728\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u3001\u6aa2\u7d22\u548c\u7ba1\u7406\u529f\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eOracle\u6578\u64da\u5eab\u7684\u9ad4\u7cfb\u7d50\u69cb\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u9ad4\u7cfb\u5716\u4ee5\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u904b\u4f5c\u539f\u7406\u3002<\/p>\n<h2 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%b5%84%e6%88%90-DozkJBdzbB\">Oracle\u6578\u64da\u5eab\u7684\u57fa\u672c\u7d44\u6210<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u7684\u67b6\u69cb\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u5be6\u4f8b\uff08Instance\uff09<\/strong>\uff1a\u5be6\u4f8b\u662fOracle\u6578\u64da\u5eab\u7684\u904b\u884c\u74b0\u5883\uff0c\u5305\u542b\u4e86\u5167\u5b58\u7d50\u69cb\u548c\u80cc\u666f\u9032\u7a0b\u3002\u6bcf\u500b\u5be6\u4f8b\u90fd\u8207\u4e00\u500b\u6578\u64da\u5eab\u6587\u4ef6\u76f8\u95dc\u806f\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\uff08Database\uff09<\/strong>\uff1a\u6578\u64da\u5eab\u662f\u5b58\u5132\u6578\u64da\u7684\u5730\u65b9\uff0c\u5305\u542b\u4e86\u6578\u64da\u6587\u4ef6\u3001\u63a7\u5236\u6587\u4ef6\u548c\u65e5\u8a8c\u6587\u4ef6\u7b49\u3002<\/li>\n<li><strong>\u6578\u64da\u6587\u4ef6\uff08Data Files\uff09<\/strong>\uff1a\u6578\u64da\u6587\u4ef6\u662f\u5be6\u969b\u5b58\u5132\u6578\u64da\u7684\u6587\u4ef6\uff0c\u901a\u5e38\u4ee5.dbf\u70ba\u64f4\u5c55\u540d\u3002<\/li>\n<li><strong>\u63a7\u5236\u6587\u4ef6\uff08Control Files\uff09<\/strong>\uff1a\u63a7\u5236\u6587\u4ef6\u5305\u542b\u4e86\u6578\u64da\u5eab\u7684\u7d50\u69cb\u4fe1\u606f\uff0c\u5982\u6578\u64da\u6587\u4ef6\u7684\u4f4d\u7f6e\u548c\u6578\u64da\u5eab\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u6587\u4ef6\uff08Redo Log Files\uff09<\/strong>\uff1a\u65e5\u8a8c\u6587\u4ef6\u7528\u65bc\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\uff0c\u4ee5\u4fbf\u5728\u7cfb\u7d71\u6545\u969c\u6642\u9032\u884c\u6062\u5fa9\u3002<\/li>\n<\/ul>\n<h2 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%ab%94%e7%b3%bb%e7%b5%90%e6%a7%8b%e5%9c%96-DozkJBdzbB\">Oracle\u6578\u64da\u5eab\u7684\u9ad4\u7cfb\u7d50\u69cb\u5716<\/h2>\n<p>\u4ee5\u4e0b\u662fOracle\u6578\u64da\u5eab\u7684\u57fa\u672c\u9ad4\u7cfb\u7d50\u69cb\u5716\uff1a<\/p>\n<pre>\n+---------------------+\n|      Oracle DB      |\n|                     |\n| +-----------------+ |\n| |   Data Files    | |\n| +-----------------+ |\n| +-----------------+ |\n| | Control Files   | |\n| +-----------------+ |\n| +-----------------+ |\n| | Redo Log Files  | |\n| +-----------------+ |\n+---------------------+\n         |\n         |\n+---------------------+\n|      Instance       |\n|                     |\n| +-----------------+ |\n| |   SGA (Shared   | |\n| |   Global Area)  | |\n| +-----------------+ |\n| +-----------------+ |\n| | Background      | |\n| | Processes       | |\n| +-----------------+ |\n+---------------------+\n<\/pre>\n<h2 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%85%a7%e5%ad%98%e7%b5%90%e6%a7%8b-DozkJBdzbB\">Oracle\u6578\u64da\u5eab\u7684\u5167\u5b58\u7d50\u69cb<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u7684\u5167\u5b58\u7d50\u69cb\u4e3b\u8981\u7531\u5171\u4eab\u5168\u5c40\u5340\uff08SGA\uff09\u548c\u7a0b\u5e8f\u5168\u5c40\u5340\uff08PGA\uff09\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u5171\u4eab\u5168\u5c40\u5340\uff08SGA\uff09<\/strong>\uff1aSGA\u662f\u4e00\u500b\u5167\u5b58\u5340\u57df\uff0c\u7528\u65bc\u5b58\u5132\u6578\u64da\u5eab\u7684\u5171\u4eab\u4fe1\u606f\uff0c\u5982\u7de9\u5b58\u7684\u6578\u64da\u584a\u3001SQL\u8a9e\u53e5\u548c\u57f7\u884c\u8a08\u5283\u7b49\u3002SGA\u7684\u5927\u5c0f\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/li>\n<li><strong>\u7a0b\u5e8f\u5168\u5c40\u5340\uff08PGA\uff09<\/strong>\uff1aPGA\u662f\u5c08\u7528\u65bc\u6bcf\u500b\u7528\u6236\u6703\u8a71\u7684\u5167\u5b58\u5340\u57df\uff0c\u4e3b\u8981\u7528\u65bc\u5b58\u5132\u7528\u6236\u7684\u6578\u64da\u548c\u63a7\u5236\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%83%8c%e6%99%af%e9%80%b2%e7%a8%8b-DozkJBdzbB\">Oracle\u6578\u64da\u5eab\u7684\u80cc\u666f\u9032\u7a0b<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u904b\u884c\u6642\u6703\u555f\u52d5\u591a\u500b\u80cc\u666f\u9032\u7a0b\uff0c\u9019\u4e9b\u9032\u7a0b\u8ca0\u8cac\u57f7\u884c\u5404\u7a2e\u4efb\u52d9\uff0c\u5982\u6578\u64da\u5beb\u5165\u3001\u6062\u5fa9\u548c\u76e3\u63a7\u7b49\u3002\u5e38\u898b\u7684\u80cc\u666f\u9032\u7a0b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>DBWn\uff08Database Writer\uff09<\/strong>\uff1a\u8ca0\u8cac\u5c07\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u5beb\u5165\u6578\u64da\u6587\u4ef6\u3002<\/li>\n<li><strong>LGWR\uff08Log Writer\uff09<\/strong>\uff1a\u8ca0\u8cac\u5c07\u91cd\u505a\u65e5\u8a8c\u5beb\u5165\u65e5\u8a8c\u6587\u4ef6\u3002<\/li>\n<li><strong>CKPT\uff08Checkpoint\uff09<\/strong>\uff1a\u8ca0\u8cac\u66f4\u65b0\u63a7\u5236\u6587\u4ef6\u548c\u6578\u64da\u6587\u4ef6\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>SMON\uff08System Monitor\uff09<\/strong>\uff1a\u8ca0\u8cac\u7cfb\u7d71\u7684\u6062\u5fa9\u548c\u6e05\u7406\u5de5\u4f5c\u3002<\/li>\n<li><strong>PMON\uff08Process Monitor\uff09<\/strong>\uff1a\u8ca0\u8cac\u76e3\u63a7\u7528\u6236\u9032\u7a0b\uff0c\u4e26\u6e05\u7406\u4e0d\u518d\u4f7f\u7528\u7684\u8cc7\u6e90\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DozkJBdzbB\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u7684\u9ad4\u7cfb\u7d50\u69cb\u8a2d\u8a08\u7cbe\u5de7\uff0c\u80fd\u5920\u6709\u6548\u5730\u652f\u6301\u9ad8\u4e26\u767c\u7684\u6578\u64da\u8655\u7406\u9700\u6c42\u3002\u4e86\u89e3\u5176\u5167\u90e8\u67b6\u69cb\u548c\u904b\u4f5c\u539f\u7406\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u512a\u5316\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u63d0\u5347\u60a8\u7684\u696d\u52d9\u904b\u884c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u8a0eOracle\u6578\u64da\u5eab\u9ad4\u7cfb\u7d50\u69cb\uff0c\u89e3\u6790\u5176\u67b6\u69cb\u5716\u8207\u7d44\u4ef6\uff0c\u5e6b\u52a9\u7406\u89e3\u6578\u64da\u7ba1\u7406\u8207\u6027\u80fd\u512a\u5316\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-95840","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95840","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=95840"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95840\/revisions"}],"predecessor-version":[{"id":95841,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95840\/revisions\/95841"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}