{"id":96182,"date":"2024-10-20T07:17:16","date_gmt":"2024-10-19T23:17:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96182\/"},"modified":"2024-10-20T07:17:17","modified_gmt":"2024-10-19T23:17:17","slug":"oracle%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96182\/","title":{"rendered":"Oracle\u96b1\u5f0f\u6e38\u6a19"},"content":{"rendered":"<h1 id=\"oracle%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99%e7%9a%84%e6%b7%b1%e5%85%a5%e6%8e%a2%e8%a8%8e-SyVyaGVnVM\">Oracle\u96b1\u5f0f\u6e38\u6a19\u7684\u6df1\u5165\u63a2\u8a0e<\/h1>\n<p>\u5728Oracle\u8cc7\u6599\u5eab\u4e2d\uff0c\u6e38\u6a19\u662f\u7528\u4f86\u8655\u7406\u67e5\u8a62\u7d50\u679c\u7684\u4e00\u7a2e\u91cd\u8981\u6a5f\u5236\u3002\u6e38\u6a19\u53ef\u4ee5\u5206\u70ba\u986f\u5f0f\u6e38\u6a19\u548c\u96b1\u5f0f\u6e38\u6a19\u5169\u7a2e\uff0c\u5176\u4e2d\u96b1\u5f0f\u6e38\u6a19\u662fOracle\u81ea\u52d5\u7ba1\u7406\u7684\u4e00\u7a2e\u6e38\u6a19\uff0c\u901a\u5e38\u7528\u65bc\u7c21\u55ae\u7684SQL\u67e5\u8a62\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eOracle\u96b1\u5f0f\u6e38\u6a19\u7684\u6982\u5ff5\u3001\u7279\u6027\u53ca\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99%ef%bc%9f-SyVyaGVnVM\">\u4ec0\u9ebc\u662f\u96b1\u5f0f\u6e38\u6a19\uff1f<\/h2>\n<p>\u96b1\u5f0f\u6e38\u6a19\u662fOracle\u5728\u57f7\u884cSQL\u8a9e\u53e5\u6642\u81ea\u52d5\u5275\u5efa\u7684\u6e38\u6a19\u3002\u7576\u57f7\u884c\u4e00\u500b\u7c21\u55ae\u7684SELECT\u8a9e\u53e5\u6642\uff0cOracle\u6703\u81ea\u52d5\u70ba\u8a72\u67e5\u8a62\u5275\u5efa\u4e00\u500b\u96b1\u5f0f\u6e38\u6a19\uff0c\u800c\u958b\u767c\u8005\u7121\u9700\u624b\u52d5\u5b9a\u7fa9\u6216\u7ba1\u7406\u9019\u500b\u6e38\u6a19\u3002\u9019\u4f7f\u5f97\u96b1\u5f0f\u6e38\u6a19\u5728\u8655\u7406\u7c21\u55ae\u67e5\u8a62\u6642\u66f4\u52a0\u65b9\u4fbf\u3002<\/p>\n<h2 id=\"%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99%e7%9a%84%e7%89%b9%e6%80%a7-SyVyaGVnVM\">\u96b1\u5f0f\u6e38\u6a19\u7684\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u81ea\u52d5\u7ba1\u7406\uff1a<\/strong>\u96b1\u5f0f\u6e38\u6a19\u7531Oracle\u81ea\u52d5\u5275\u5efa\u548c\u7ba1\u7406\uff0c\u958b\u767c\u8005\u7121\u9700\u624b\u52d5\u958b\u555f\u6216\u95dc\u9589\u3002<\/li>\n<li><strong>\u7c21\u55ae\u67e5\u8a62\uff1a<\/strong>\u96b1\u5f0f\u6e38\u6a19\u4e3b\u8981\u7528\u65bc\u7c21\u55ae\u7684SELECT\u8a9e\u53e5\uff0c\u5c0d\u65bc\u8907\u96dc\u7684\u67e5\u8a62\u5247\u5efa\u8b70\u4f7f\u7528\u986f\u5f0f\u6e38\u6a19\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u7531\u65bc\u96b1\u5f0f\u6e38\u6a19\u7684\u81ea\u52d5\u7ba1\u7406\u7279\u6027\uff0cOracle\u80fd\u5920\u5728\u57f7\u884c\u67e5\u8a62\u6642\u9032\u884c\u6027\u80fd\u512a\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99%e7%9a%84%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-SyVyaGVnVM\">\u96b1\u5f0f\u6e38\u6a19\u7684\u4f7f\u7528\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u96b1\u5f0f\u6e38\u6a19\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>DECLARE\n    v_employee_name VARCHAR2(100);\nBEGIN\n    SELECT employee_name INTO v_employee_name\n    FROM employees\n    WHERE employee_id = 101;\n\n    DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_employee_name);\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u57f7\u884cSELECT\u8a9e\u53e5\u6642\uff0cOracle\u81ea\u52d5\u5275\u5efa\u4e86\u4e00\u500b\u96b1\u5f0f\u6e38\u6a19\u4f86\u8655\u7406\u67e5\u8a62\u3002\u958b\u767c\u8005\u53ea\u9700\u95dc\u6ce8\u67e5\u8a62\u7684\u7d50\u679c\uff0c\u800c\u7121\u9700\u95dc\u5fc3\u6e38\u6a19\u7684\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e9%9a%b1%e5%bc%8f%e6%b8%b8%e6%a8%99%e7%9a%84%e9%99%90%e5%88%b6-SyVyaGVnVM\">\u96b1\u5f0f\u6e38\u6a19\u7684\u9650\u5236<\/h2>\n<p>\u5118\u7ba1\u96b1\u5f0f\u6e38\u6a19\u5728\u7c21\u55ae\u67e5\u8a62\u4e2d\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5b83\u4e5f\u6709\u4e00\u4e9b\u9650\u5236\uff1a<\/p>\n<ul>\n<li><strong>\u7121\u6cd5\u8655\u7406\u591a\u884c\u7d50\u679c\uff1a<\/strong>\u96b1\u5f0f\u6e38\u6a19\u53ea\u80fd\u7528\u65bc\u8fd4\u56de\u55ae\u884c\u7d50\u679c\u7684\u67e5\u8a62\u3002\u5982\u679c\u67e5\u8a62\u8fd4\u56de\u591a\u884c\uff0c\u5247\u6703\u5f15\u767c\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7f3a\u4e4f\u9748\u6d3b\u6027\uff1a<\/strong>\u96b1\u5f0f\u6e38\u6a19\u4e0d\u5141\u8a31\u958b\u767c\u8005\u5c0d\u6e38\u6a19\u9032\u884c\u7d30\u7dfb\u7684\u63a7\u5236\uff0c\u4f8b\u5982\u6e38\u6a19\u7684\u958b\u555f\u3001\u95dc\u9589\u6216\u8fed\u4ee3\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-SyVyaGVnVM\">\u7d50\u8ad6<\/h2>\n<p>\u96b1\u5f0f\u6e38\u6a19\u5728Oracle\u8cc7\u6599\u5eab\u4e2d\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u7279\u5225\u9069\u5408\u7528\u65bc\u7c21\u55ae\u7684\u67e5\u8a62\u64cd\u4f5c\u3002\u5b83\u7684\u81ea\u52d5\u7ba1\u7406\u7279\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\uff0c\u800c\u7121\u9700\u64d4\u5fc3\u6e38\u6a19\u7684\u7ba1\u7406\u3002\u7136\u800c\uff0c\u5728\u8655\u7406\u8907\u96dc\u67e5\u8a62\u6216\u9700\u8981\u591a\u884c\u7d50\u679c\u7684\u60c5\u6cc1\u4e0b\uff0c\u986f\u5f0f\u6e38\u6a19\u4ecd\u7136\u662f\u66f4\u5408\u9069\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u9748\u6d3b\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u8cc7\u6599\u5eab\u67b6\u69cb\u548c\u4f3a\u670d\u5668\u914d\u7f6e\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u6216<code>\u4f3a\u670d\u5668<\/code>\u7684\u9700\u6c42\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff1a<a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Oracle\u96b1\u5f0f\u6e38\u6a19\u7684\u904b\u4f5c\u539f\u7406\u53ca\u5176\u5728SQL\u67e5\u8a62\u4e2d\u7684\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u6027\u80fd\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-96182","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96182","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=96182"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96182\/revisions"}],"predecessor-version":[{"id":96183,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96182\/revisions\/96183"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}