{"id":95740,"date":"2024-10-20T03:35:17","date_gmt":"2024-10-19T19:35:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95740\/"},"modified":"2024-10-20T03:35:18","modified_gmt":"2024-10-19T19:35:18","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%9d%a2%e8%a9%a6%e5%95%8f%e7%ad%94%e7%b2%be%e9%81%b8-%e6%95%b8%e6%93%9a%e5%ba%aboracle%e9%9d%a2%e8%a9%a6%e5%95%8f%e7%ad%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95740\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u9762\u8a66\u554f\u7b54\u7cbe\u9078 (\u6578\u64da\u5eaboracle\u9762\u8a66\u554f\u7b54)"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e9%9d%a2%e8%a9%a6%e5%95%8f%e7%ad%94%e7%b2%be%e9%81%b8-%e6%95%b8%e6%93%9a%e5%ba%aboracle%e9%9d%a2%e8%a9%a6%e5%95%8f%e7%ad%94-LFHbFxolRe\">Oracle\u6578\u64da\u5eab\u9762\u8a66\u554f\u7b54\u7cbe\u9078 (\u6578\u64da\u5eaboracle\u9762\u8a66\u554f\u7b54)<\/h1>\n<p>\u5728\u7576\u4eca\u7684IT\u884c\u696d\u4e2d\uff0cOracle\u6578\u64da\u5eab\u56e0\u5176\u7a69\u5b9a\u6027\u548c\u9ad8\u6548\u80fd\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u5c0d\u65bc\u5e0c\u671b\u9032\u5165\u6578\u64da\u5eab\u7ba1\u7406\u9818\u57df\u7684\u6c42\u8077\u8005\u4f86\u8aaa\uff0c\u4e86\u89e3Oracle\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5\u548c\u5e38\u898b\u9762\u8a66\u554f\u984c\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684Oracle\u6578\u64da\u5eab\u9762\u8a66\u554f\u7b54\uff0c\u5e6b\u52a9\u6c42\u8077\u8005\u66f4\u597d\u5730\u6e96\u5099\u9762\u8a66\u3002<\/p>\n<h2 id=\"1-oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-LFHbFxolRe\">1. Oracle\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08RDBMS\uff09\uff0c\u7531Oracle\u516c\u53f8\u958b\u767c\u3002\u5b83\u652f\u6301\u591a\u7528\u6236\u74b0\u5883\uff0c\u4e26\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u6578\u64da\u5b89\u5168\u6027\u3002Oracle\u6578\u64da\u5eab\u7684\u4e3b\u8981\u7d44\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5eab\u5be6\u4f8b\uff1a<\/strong>\u7531\u4e00\u7d44\u5167\u5b58\u7d50\u69cb\u548c\u80cc\u666f\u9032\u7a0b\u7d44\u6210\uff0c\u8ca0\u8cac\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002<\/li>\n<li><strong>\u6578\u64da\u6587\u4ef6\uff1a<\/strong>\u5b58\u5132\u6578\u64da\u7684\u7269\u7406\u6587\u4ef6\uff0c\u901a\u5e38\u4ee5.dbf\u70ba\u64f4\u5c55\u540d\u3002<\/li>\n<li><strong>\u63a7\u5236\u6587\u4ef6\uff1a<\/strong>\u8a18\u9304\u6578\u64da\u5eab\u7684\u7d50\u69cb\u548c\u72c0\u614b\u3002<\/li>\n<li><strong>\u91cd\u505a\u65e5\u8a8c\u6587\u4ef6\uff1a<\/strong>\u7528\u65bc\u6578\u64da\u6062\u5fa9\uff0c\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e5%b8%b8%e8%a6%8b%e9%9d%a2%e8%a9%a6%e5%95%8f%e9%a1%8c-LFHbFxolRe\">2. \u5e38\u898b\u9762\u8a66\u554f\u984c<\/h2>\n<h3 id=\"%e5%95%8f%e9%a1%8c1%ef%bc%9a%e4%bb%80%e9%ba%bc%e6%98%aforacle%e7%9a%84%e8%a1%a8%e7%a9%ba%e9%96%93%ef%bc%9f-LFHbFxolRe\">\u554f\u984c1\uff1a\u4ec0\u9ebc\u662fOracle\u7684\u8868\u7a7a\u9593\uff1f<\/h3>\n<p>\u8868\u7a7a\u9593\u662fOracle\u6578\u64da\u5eab\u4e2d\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u908f\u8f2f\u7d50\u69cb\u3002\u6bcf\u500b\u8868\u7a7a\u9593\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6578\u64da\u6587\u4ef6\uff0c\u4e26\u4e14\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u64f4\u5c55\u3002\u8868\u7a7a\u9593\u7684\u4e3b\u8981\u985e\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7cfb\u7d71\u8868\u7a7a\u9593\uff1a<\/strong>\u5b58\u5132\u6578\u64da\u5b57\u5178\u548c\u7cfb\u7d71\u4fe1\u606f\u3002<\/li>\n<li><strong>\u7528\u6236\u8868\u7a7a\u9593\uff1a<\/strong>\u7528\u65bc\u5b58\u5132\u7528\u6236\u5275\u5efa\u7684\u6578\u64da\u5c0d\u8c61\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%95%8f%e9%a1%8c2%ef%bc%9aoracle%e4%b8%ad%e7%9a%84%e7%b4%a2%e5%bc%95%e6%98%af%e4%bb%80%e9%ba%bc%ef%bc%9f-LFHbFxolRe\">\u554f\u984c2\uff1aOracle\u4e2d\u7684\u7d22\u5f15\u662f\u4ec0\u9ebc\uff1f<\/h3>\n<p>\u7d22\u5f15\u662f\u4e00\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u5b83\u985e\u4f3c\u65bc\u66f8\u7c4d\u7684\u76ee\u9304\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u7279\u5b9a\u7684\u6578\u64da\u884c\u3002Oracle\u652f\u6301\u591a\u7a2e\u7d22\u5f15\u985e\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>B-tree\u7d22\u5f15\uff1a<\/strong>\u6700\u5e38\u7528\u7684\u7d22\u5f15\u985e\u578b\uff0c\u9069\u5408\u7bc4\u570d\u67e5\u8a62\u3002<\/li>\n<li><strong>\u4f4d\u5716\u7d22\u5f15\uff1a<\/strong>\u9069\u5408\u4f4e\u57fa\u6578\u5217\u7684\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%95%8f%e9%a1%8c3%ef%bc%9a%e4%bb%80%e9%ba%bc%e6%98%afpl-sql%ef%bc%9f-LFHbFxolRe\">\u554f\u984c3\uff1a\u4ec0\u9ebc\u662fPL\/SQL\uff1f<\/h3>\n<p>PL\/SQL\u662fOracle\u7684\u904e\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5141\u8a31\u7528\u6236\u7de8\u5beb\u8907\u96dc\u7684\u67e5\u8a62\u548c\u6578\u64da\u8655\u7406\u908f\u8f2f\u3002PL\/SQL\u652f\u6301\u8b8a\u91cf\u3001\u689d\u4ef6\u8a9e\u53e5\u548c\u5faa\u74b0\u7d50\u69cb\uff0c\u4f7f\u5f97\u6578\u64da\u64cd\u4f5c\u66f4\u52a0\u9748\u6d3b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684PL\/SQL\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\nDECLARE\n    v_employee_name VARCHAR2(100);\nBEGIN\n    SELECT name INTO v_employee_name FROM employees WHERE employee_id = 1;\n    DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_employee_name);\nEND;\n<\/code><\/pre>\n<h3 id=\"%e5%95%8f%e9%a1%8c4%ef%bc%9aoracle%e7%9a%84%e4%ba%8b%e5%8b%99%e7%ae%a1%e7%90%86%e6%98%af%e5%a6%82%e4%bd%95%e9%81%8b%e4%bd%9c%e7%9a%84%ef%bc%9f-LFHbFxolRe\">\u554f\u984c4\uff1aOracle\u7684\u4e8b\u52d9\u7ba1\u7406\u662f\u5982\u4f55\u904b\u4f5c\u7684\uff1f<\/h3>\n<p>Oracle\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\uff0c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002Oracle\u63d0\u4f9b\u4e86ACID\u7279\u6027\u4f86\u7ba1\u7406\u4e8b\u52d9\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>\u4e8b\u52d9\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u57f7\u884c\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u57f7\u884c\u3002<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff1a<\/strong>\u4e8b\u52d9\u57f7\u884c\u524d\u5f8c\uff0c\u6578\u64da\u5eab\u7684\u72c0\u614b\u5fc5\u9808\u4fdd\u6301\u4e00\u81f4\u3002<\/li>\n<li><strong>\u9694\u96e2\u6027\uff1a<\/strong>\u4e8b\u52d9\u4e4b\u9593\u7684\u64cd\u4f5c\u4e0d\u61c9\u76f8\u4e92\u5f71\u97ff\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff1a<\/strong>\u4e00\u65e6\u4e8b\u52d9\u63d0\u4ea4\uff0c\u6578\u64da\u7684\u8b8a\u66f4\u5c07\u6c38\u4e45\u4fdd\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e7%b8%bd%e7%b5%90-LFHbFxolRe\">3. \u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1Oracle\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5\u548c\u5e38\u898b\u9762\u8a66\u554f\u984c\u5c0d\u65bc\u6c42\u8077\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u900f\u904e\u4e86\u89e3\u8868\u7a7a\u9593\u3001\u7d22\u5f15\u3001PL\/SQL\u53ca\u4e8b\u52d9\u7ba1\u7406\u7b49\u6838\u5fc3\u6982\u5ff5\uff0c\u6c42\u8077\u8005\u80fd\u5920\u5728\u9762\u8a66\u4e2d\u5c55\u793a\u51fa\u4ed6\u5011\u7684\u5c08\u696d\u77e5\u8b58\u548c\u6280\u80fd\u3002\u82e5\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff0c\u7279\u5225\u662f\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\uff0c\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7cbe\u9078Oracle\u6578\u64da\u5eab\u9762\u8a66\u554f\u7b54\uff0c\u5e6b\u52a9\u6c42\u8077\u8005\u638c\u63e1\u95dc\u9375\u77e5\u8b58\uff0c\u63d0\u5347\u9762\u8a66\u8868\u73fe\uff0c\u6210\u529f\u7372\u5f97\u7406\u60f3\u8077\u4f4d\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-95740","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95740","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=95740"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95740\/revisions"}],"predecessor-version":[{"id":95741,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95740\/revisions\/95741"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95740"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95740"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}