{"id":95018,"date":"2024-10-19T21:33:18","date_gmt":"2024-10-19T13:33:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95018\/"},"modified":"2024-10-19T21:33:19","modified_gmt":"2024-10-19T13:33:19","slug":"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%af%a6%e9%9a%9b%e7%94%a8%e6%b3%95%e8%a7%a3%e5%89%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95018\/","title":{"rendered":"Oracle\u5b58\u5132\u904e\u7a0b\u7684\u5be6\u969b\u7528\u6cd5\u89e3\u5256"},"content":{"rendered":"<h1 id=\"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%af%a6%e9%9a%9b%e7%94%a8%e6%b3%95%e8%a7%a3%e5%89%96-WtsVTQslWC\">Oracle\u5b58\u5132\u904e\u7a0b\u7684\u5be6\u969b\u7528\u6cd5\u89e3\u5256<\/h1>\n<p>\u5728\u73fe\u4ee3\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cOracle\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u53ef\u7dad\u8b77\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eOracle\u5b58\u5132\u904e\u7a0b\u7684\u5be6\u969b\u7528\u6cd5\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u793a\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-WtsVTQslWC\">\u4ec0\u9ebc\u662f\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u7de8\u8b6f\u7684SQL\u8a9e\u53e5\u548cPL\/SQL\u4ee3\u78bc\uff0c\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u88ab\u61c9\u7528\u7a0b\u5e8f\u6216\u7528\u6236\u8abf\u7528\u3002\u5b83\u5011\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u6027\u80fd\uff1a\u7531\u65bc\u5b58\u5132\u904e\u7a0b\u662f\u9810\u7de8\u8b6f\u7684\uff0c\u57f7\u884c\u901f\u5ea6\u901a\u5e38\u6bd4\u76f4\u63a5\u57f7\u884cSQL\u8a9e\u53e5\u5feb\u3002<\/li>\n<li>\u6e1b\u5c11\u7db2\u7d61\u6d41\u91cf\uff1a\u591a\u500bSQL\u8a9e\u53e5\u53ef\u4ee5\u5728\u4e00\u500b\u5b58\u5132\u904e\u7a0b\u4e2d\u57f7\u884c\uff0c\u6e1b\u5c11\u4e86\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u3002<\/li>\n<li>\u589e\u5f37\u5b89\u5168\u6027\uff1a\u901a\u904e\u5b58\u5132\u904e\u7a0b\uff0c\u53ef\u4ee5\u9650\u5236\u7528\u6236\u5c0d\u6578\u64da\u8868\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-WtsVTQslWC\">\u5275\u5efa\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE procedure_name\nAS\nBEGIN\n    -- SQL statements\nEND procedure_name;\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u8a72\u5b58\u5132\u904e\u7a0b\u7528\u65bc\u63d2\u5165\u65b0\u7528\u6236\u5230\u7528\u6236\u8868\u4e2d\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE add_user (\n    p_username IN VARCHAR2,\n    p_email IN VARCHAR2\n) AS\nBEGIN\n    INSERT INTO users (username, email) VALUES (p_username, p_email);\nEND add_user;\n<\/code><\/pre>\n<h2 id=\"%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-WtsVTQslWC\">\u8abf\u7528\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u7684\u65b9\u5f0f\u6709\u591a\u7a2e\uff0c\u6700\u5e38\u898b\u7684\u662f\u4f7f\u7528PL\/SQL\u584a\u6216\u76f4\u63a5\u5728SQL\u547d\u4ee4\u884c\u4e2d\u8abf\u7528\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528PL\/SQL\u584a\u8abf\u7528\u4e0a\u8ff0\u5b58\u5132\u904e\u7a0b\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nBEGIN\n    add_user('john_doe', 'john@example.com');\nEND;\n<\/code><\/pre>\n<h2 id=\"%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%8f%83%e6%95%b8-WtsVTQslWC\">\u5b58\u5132\u904e\u7a0b\u7684\u53c3\u6578<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u63a5\u53d7\u4e09\u7a2e\u985e\u578b\u7684\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><strong>IN<\/strong>\uff1a\u8f38\u5165\u53c3\u6578\uff0c\u5f9e\u8abf\u7528\u8005\u50b3\u905e\u5230\u5b58\u5132\u904e\u7a0b\u3002<\/li>\n<li><strong>OUT<\/strong>\uff1a\u8f38\u51fa\u53c3\u6578\uff0c\u5f9e\u5b58\u5132\u904e\u7a0b\u8fd4\u56de\u7d66\u8abf\u7528\u8005\u3002<\/li>\n<li><strong>IN OUT<\/strong>\uff1a\u65e2\u53ef\u4ee5\u4f5c\u70ba\u8f38\u5165\u53c3\u6578\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u70ba\u8f38\u51fa\u53c3\u6578\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528OUT\u53c3\u6578\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE get_user_email (\n    p_username IN VARCHAR2,\n    p_email OUT VARCHAR2\n) AS\nBEGIN\n    SELECT email INTO p_email FROM users WHERE username = p_username;\nEND get_user_email;\n<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-WtsVTQslWC\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528Oracle\u5b58\u5132\u904e\u7a0b\u6642\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u6709\u610f\u7fa9\u7684\u540d\u7a31\uff1a\u5b58\u5132\u904e\u7a0b\u7684\u540d\u7a31\u61c9\u8a72\u6e05\u6670\u5730\u63cf\u8ff0\u5176\u529f\u80fd\u3002<\/li>\n<li>\u9069\u7576\u7684\u932f\u8aa4\u8655\u7406\uff1a\u4f7f\u7528EXCEPTION\u584a\u4f86\u6355\u7372\u548c\u8655\u7406\u932f\u8aa4\u3002<\/li>\n<li>\u6587\u6a94\u5316\u4ee3\u78bc\uff1a\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\u6dfb\u52a0\u8a3b\u91cb\uff0c\u4ee5\u4fbf\u5176\u4ed6\u958b\u767c\u8005\u80fd\u5920\u7406\u89e3\u5176\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WtsVTQslWC\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u65bd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5145\u5206\u5229\u7528\u5b58\u5132\u904e\u7a0b\u7684\u512a\u52e2\uff0c\u5f9e\u800c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6709\u9032\u4e00\u6b65\u7684\u8208\u8da3\uff0c\u6216\u8005\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u9700\u6c42\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u5256\u6790Oracle\u5b58\u5132\u904e\u7a0b\u7684\u5be6\u969b\u7528\u6cd5\uff0c\u63a2\u7d22\u5176\u529f\u80fd\u3001\u512a\u52e2\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u52a9\u529b\u6578\u64da\u5eab\u958b\u767c\u8207\u7ba1\u7406\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-95018","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95018","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=95018"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95018\/revisions"}],"predecessor-version":[{"id":95019,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95018\/revisions\/95019"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}