{"id":95476,"date":"2024-10-20T01:22:18","date_gmt":"2024-10-19T17:22:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95476\/"},"modified":"2024-10-20T01:22:19","modified_gmt":"2024-10-19T17:22:19","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%abdba%e5%b0%88%e9%a1%8c%e6%8a%80%e8%a1%93%e7%b2%be%e7%b2%b9%ef%bc%9a%e6%8f%90%e9%ab%98%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e6%8a%80%e8%83%bd-oracle%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95476\/","title":{"rendered":"Oracle\u6578\u64da\u5eabDBA\u5c08\u984c\u6280\u8853\u7cbe\u7cb9\uff1a\u63d0\u9ad8\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd (oracle\u6578\u64da\u5eabdba\u5c08\u984c\u6280\u8853\u7cbe\u7cb9)"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%abdba%e5%b0%88%e9%a1%8c%e6%8a%80%e8%a1%93%e7%b2%be%e7%b2%b9%ef%bc%9a%e6%8f%90%e9%ab%98%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e6%8a%80%e8%83%bd-dJEJTHRckd\">Oracle\u6578\u64da\u5eabDBA\u5c08\u984c\u6280\u8853\u7cbe\u7cb9\uff1a\u63d0\u9ad8\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u5e02\u5834\u4e0a\u6700\u53d7\u6b61\u8fce\u7684\u6578\u64da\u5eab\u4e4b\u4e00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u884c\u696d\u3002\u4f5c\u70ba\u4e00\u540d\u6578\u64da\u5eab\u7ba1\u7406\u54e1\uff08DBA\uff09\uff0c\u638c\u63e1Oracle\u6578\u64da\u5eab\u7684\u6280\u8853\u7cbe\u9ad3\u4e0d\u50c5\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u63d0\u9ad8Oracle\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd\u7684\u95dc\u9375\u6280\u8853\u3002<\/p>\n<h2 id=\"1-%e7%90%86%e8%a7%a3oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9e%b6%e6%a7%8b-dJEJTHRckd\">1. \u7406\u89e3Oracle\u6578\u64da\u5eab\u67b6\u69cb<\/h2>\n<p>\u5728\u6df1\u5165\u5b78\u7fd2Oracle\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u5176\u57fa\u672c\u67b6\u69cb\u3002Oracle\u6578\u64da\u5eab\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u5be6\u4f8b\uff08Instance\uff09<\/strong>\uff1a\u7531\u4e00\u7d44\u80cc\u666f\u9032\u7a0b\u548c\u5167\u5b58\u7d50\u69cb\u7d44\u6210\uff0c\u8ca0\u8cac\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002<\/li>\n<li><strong>\u6578\u64da\u6587\u4ef6\uff08Data Files\uff09<\/strong>\uff1a\u5b58\u5132\u5be6\u969b\u6578\u64da\u7684\u6587\u4ef6\u3002<\/li>\n<li><strong>\u63a7\u5236\u6587\u4ef6\uff08Control Files\uff09<\/strong>\uff1a\u8a18\u9304\u6578\u64da\u5eab\u7684\u7d50\u69cb\u548c\u72c0\u614b\u3002<\/li>\n<li><strong>\u91cd\u505a\u65e5\u8a8c\uff08Redo Logs\uff09<\/strong>\uff1a\u7528\u65bc\u6578\u64da\u6062\u5fa9\u7684\u91cd\u8981\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<p>\u4e86\u89e3\u9019\u4e9b\u7d44\u4ef6\u7684\u529f\u80fd\u548c\u76f8\u4e92\u95dc\u4fc2\uff0c\u80fd\u5e6b\u52a9DBA\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e8%aa%bf%e5%84%aa-dJEJTHRckd\">2. \u6578\u64da\u5eab\u6027\u80fd\u8abf\u512a<\/h2>\n<p>\u6027\u80fd\u8abf\u512a\u662fDBA\u7684\u4e00\u9805\u91cd\u8981\u4efb\u52d9\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6027\u80fd\u8abf\u512a\u6280\u8853\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u512a\u5316<\/strong>\uff1a\u4f7f\u7528EXPLAIN PLAN\u547d\u4ee4\u5206\u6790SQL\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li><strong>\u7d22\u5f15\u7ba1\u7406<\/strong>\uff1a\u5408\u7406\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002DBA\u61c9\u5b9a\u671f\u6aa2\u67e5\u548c\u91cd\u5efa\u7d22\u5f15\u3002<\/li>\n<li><strong>\u5167\u5b58\u914d\u7f6e<\/strong>\uff1a\u6839\u64da\u6578\u64da\u5eab\u7684\u4f7f\u7528\u60c5\u6cc1\u8abf\u6574SGA\uff08System Global Area\uff09\u548cPGA\uff08Program Global Area\uff09\u7684\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u67e5\u770b\u7576\u524d\u7684SGA\u914d\u7f6e\uff1a<\/p>\n<pre><code>SELECT * FROM v$sga;<\/code><\/pre>\n<h2 id=\"3-%e6%95%b8%e6%93%9a%e5%82%99%e4%bb%bd%e8%88%87%e6%81%a2%e5%be%a9-dJEJTHRckd\">3. \u6578\u64da\u5099\u4efd\u8207\u6062\u5fa9<\/h2>\n<p>\u6578\u64da\u7684\u5b89\u5168\u6027\u662fDBA\u7684\u9996\u8981\u4efb\u52d9\u4e4b\u4e00\u3002Oracle\u63d0\u4f9b\u4e86\u591a\u7a2e\u5099\u4efd\u548c\u6062\u5fa9\u7684\u9078\u9805\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>RMAN\uff08Recovery Manager\uff09<\/strong>\uff1a\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u7528\u65bc\u81ea\u52d5\u5316\u5099\u4efd\u548c\u6062\u5fa9\u904e\u7a0b\u3002<\/li>\n<li><strong>\u6578\u64da\u6cf5\uff08Data Pump\uff09<\/strong>\uff1a\u7528\u65bc\u6578\u64da\u7684\u5c0e\u5165\u548c\u5c0e\u51fa\uff0c\u9069\u5408\u65bc\u6578\u64da\u9077\u79fb\u548c\u5099\u4efd\u3002<\/li>\n<\/ul>\n<p>\u5b9a\u671f\u9032\u884c\u5099\u4efd\u4e26\u6e2c\u8a66\u6062\u5fa9\u904e\u7a0b\uff0c\u80fd\u78ba\u4fdd\u5728\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u7684\u60c5\u6cc1\u4e0b\uff0c\u80fd\u5920\u8fc5\u901f\u6062\u5fa9\u696d\u52d9\u904b\u884c\u3002<\/p>\n<h2 id=\"4-%e5%ae%89%e5%85%a8%e6%80%a7%e7%ae%a1%e7%90%86-dJEJTHRckd\">4. \u5b89\u5168\u6027\u7ba1\u7406<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u7ba1\u7406\u540c\u6a23\u4e0d\u53ef\u5ffd\u8996\u3002DBA\u61c9\u8a72\u5b9a\u671f\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\uff0c\u78ba\u4fdd\u53ea\u6709\u6388\u6b0a\u7528\u6236\u80fd\u5920\u8a2a\u554f\u654f\u611f\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5b89\u5168\u6027\u7ba1\u7406\u7684\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u89d2\u8272\uff08Roles\uff09<\/strong>\uff1a\u70ba\u7528\u6236\u5206\u914d\u89d2\u8272\u800c\u4e0d\u662f\u76f4\u63a5\u6388\u4e88\u6b0a\u9650\uff0c\u4fbf\u65bc\u7ba1\u7406\u3002<\/li>\n<li><strong>\u5be9\u8a08\uff08Auditing\uff09<\/strong>\uff1a\u555f\u7528\u6578\u64da\u5eab\u5be9\u8a08\u529f\u80fd\uff0c\u8a18\u9304\u7528\u6236\u7684\u64cd\u4f5c\u884c\u70ba\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e6%8c%81%e7%ba%8c%e5%ad%b8%e7%bf%92%e8%88%87%e7%a4%be%e7%be%a4%e5%8f%83%e8%88%87-dJEJTHRckd\">5. \u6301\u7e8c\u5b78\u7fd2\u8207\u793e\u7fa4\u53c3\u8207<\/h2>\n<p>\u96a8\u8457\u6280\u8853\u7684\u5feb\u901f\u767c\u5c55\uff0cDBA\u9700\u8981\u4e0d\u65b7\u5b78\u7fd2\u65b0\u6280\u8853\u548c\u6700\u4f73\u5be6\u8e10\u3002\u53c3\u52a0Oracle\u5b98\u65b9\u7684\u57f9\u8a13\u8ab2\u7a0b\u3001\u7814\u8a0e\u6703\u4ee5\u53ca\u52a0\u5165\u76f8\u95dc\u7684\u793e\u7fa4\uff0c\u80fd\u5920\u5e6b\u52a9DBA\u4fdd\u6301\u7af6\u722d\u529b\u3002<\/p>\n<h3 id=\"%e7%b8%bd%e7%b5%90-dJEJTHRckd\">\u7e3d\u7d50<\/h3>\n<p>\u63d0\u9ad8Oracle\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd\u9700\u8981\u6df1\u5165\u7406\u89e3\u6578\u64da\u5eab\u67b6\u69cb\u3001\u6027\u80fd\u8abf\u512a\u3001\u6578\u64da\u5099\u4efd\u8207\u6062\u5fa9\u3001\u5b89\u5168\u6027\u7ba1\u7406\u7b49\u591a\u65b9\u9762\u7684\u77e5\u8b58\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cDBA\u61c9\u6301\u7e8c\u5b78\u7fd2\u4e26\u53c3\u8207\u793e\u7fa4\uff0c\u4ee5\u4fdd\u6301\u5728\u9019\u500b\u5feb\u901f\u8b8a\u5316\u7684\u9818\u57df\u4e2d\u7684\u7af6\u722d\u529b\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5229\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u7ba1\u7406\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63d0\u5347Oracle\u6578\u64da\u5eabDBA\u6280\u80fd\uff0c\u638c\u63e1\u5c08\u984c\u6280\u8853\u7cbe\u7cb9\uff0c\u512a\u5316\u6578\u64da\u5eab\u7ba1\u7406\uff0c\u78ba\u4fdd\u9ad8\u6548\u904b\u884c\u8207\u6578\u64da\u5b89\u5168\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-95476","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95476","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=95476"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95476\/revisions"}],"predecessor-version":[{"id":95477,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95476\/revisions\/95477"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95476"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95476"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}