{"id":94588,"date":"2024-10-19T19:30:26","date_gmt":"2024-10-19T11:30:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/94588\/"},"modified":"2024-10-19T19:30:26","modified_gmt":"2024-10-19T11:30:26","slug":"oracle-%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/94588\/","title":{"rendered":"Oracle \u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u57fa\u672c\u8a9e\u6cd5\u6709\u54ea\u4e9b"},"content":{"rendered":"<h1 id=\"oracle-%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-WFPfCzNdwm\">Oracle \u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u57fa\u672c\u8a9e\u6cd5<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\u3002\u5b83\u5011\u5141\u8a31\u7528\u6236\u5c07\u4e00\u7cfb\u5217 SQL \u8a9e\u53e5\u5c01\u88dd\u5728\u4e00\u8d77\uff0c\u4e26\u4ee5\u4e00\u500b\u55ae\u4e00\u7684\u8abf\u7528\u4f86\u57f7\u884c\u3002Oracle \u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5b58\u5132\u904e\u7a0b\u529f\u80fd\uff0c\u672c\u6587\u5c07\u4ecb\u7d39 Oracle \u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u57fa\u672c\u8a9e\u6cd5\u53ca\u5176\u4f7f\u7528\u65b9\u6cd5\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-WFPfCzNdwm\">\u4ec0\u9ebc\u662f\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u7de8\u8b6f\u7684 SQL \u8a9e\u53e5\u548c\u53ef\u9078\u7684\u63a7\u5236\u8a9e\u53e5\uff0c\u9019\u4e9b\u8a9e\u53e5\u88ab\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u4f86\u57f7\u884c\u9019\u4e9b\u8a9e\u53e5\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u57f7\u884c\u6548\u7387\u4e26\u6e1b\u5c11\u7db2\u7d61\u6d41\u91cf\u3002<\/p>\n<h2 id=\"%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-WFPfCzNdwm\">\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728 Oracle \u4e2d\uff0c\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nCREATE [OR REPLACE] PROCEDURE procedure_name\n   [ (parameter1 [IN | OUT | IN OUT] datatype, ... ) ]\nIS\n   [declaration_section]\nBEGIN\n   executable_section\nEXCEPTION\n   exception_section\nEND procedure_name;\n<\/code><\/pre>\n<h3 id=\"%e8%aa%9e%e6%b3%95%e8%a7%a3%e6%9e%90-WFPfCzNdwm\">\u8a9e\u6cd5\u89e3\u6790<\/h3>\n<ul>\n<li><strong>CREATE [OR REPLACE] PROCEDURE<\/strong>: \u7528\u65bc\u5275\u5efa\u65b0\u7684\u5b58\u5132\u904e\u7a0b\u3002\u5982\u679c\u5df2\u7d93\u5b58\u5728\u540c\u540d\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528 OR REPLACE \u4f86\u66ff\u63db\u5b83\u3002<\/li>\n<li><strong>procedure_name<\/strong>: \u5b58\u5132\u904e\u7a0b\u7684\u540d\u7a31\uff0c\u5fc5\u9808\u9075\u5faa Oracle \u7684\u547d\u540d\u898f\u5247\u3002<\/li>\n<li><strong>parameter<\/strong>: \u53ef\u9078\u7684\u53c3\u6578\u5217\u8868\uff0c\u53ef\u4ee5\u6307\u5b9a\u53c3\u6578\u7684\u65b9\u5411\uff08IN\u3001OUT \u6216 IN OUT\uff09\u548c\u6578\u64da\u985e\u578b\u3002<\/li>\n<li><strong>IS<\/strong>: \u958b\u59cb\u8072\u660e\u90e8\u5206\u3002<\/li>\n<li><strong>declaration_section<\/strong>: \u53ef\u9078\u7684\u8b8a\u91cf\u8072\u660e\u5340\u57df\u3002<\/li>\n<li><strong>BEGIN<\/strong>: \u958b\u59cb\u57f7\u884c\u90e8\u5206\u3002<\/li>\n<li><strong>executable_section<\/strong>: \u5be6\u969b\u57f7\u884c\u7684 SQL \u8a9e\u53e5\u3002<\/li>\n<li><strong>EXCEPTION<\/strong>: \u53ef\u9078\u7684\u7570\u5e38\u8655\u7406\u90e8\u5206\u3002<\/li>\n<li><strong>END<\/strong>: \u7d50\u675f\u5b58\u5132\u904e\u7a0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b-WFPfCzNdwm\">\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5b58\u5132\u904e\u7a0b\u793a\u4f8b\uff0c\u8a72\u904e\u7a0b\u7528\u65bc\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\u5230\u54e1\u5de5\u8868\u4e2d\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE add_employee (\n   p_name IN VARCHAR2,\n   p_salary IN NUMBER\n) IS\nBEGIN\n   INSERT INTO employees (name, salary)\n   VALUES (p_name, p_salary);\nEND add_employee;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u5b58\u5132\u904e\u7a0b\u540d\u70ba <code>add_employee<\/code>\uff0c\u5b83\u63a5\u53d7\u5169\u500b\u53c3\u6578\uff1a\u54e1\u5de5\u59d3\u540d\u548c\u85aa\u6c34\u3002\u7576\u8abf\u7528\u9019\u500b\u904e\u7a0b\u6642\uff0c\u5c07\u6703\u5728 <code>employees<\/code> \u8868\u4e2d\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-WFPfCzNdwm\">\u8abf\u7528\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nBEGIN\n   add_employee('John Doe', 50000);\nEND;\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u6703\u8abf\u7528\u4e4b\u524d\u5275\u5efa\u7684 <code>add_employee<\/code> \u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u63d2\u5165\u4e00\u540d\u540d\u70ba John Doe \u7684\u54e1\u5de5\uff0c\u85aa\u6c34\u70ba 50000\u3002<\/p>\n<h2 id=\"%e7%95%b0%e5%b8%b8%e8%99%95%e7%90%86-WFPfCzNdwm\">\u7570\u5e38\u8655\u7406<\/h2>\n<p>\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\uff0c\u7570\u5e38\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 <code>EXCEPTION<\/code> \u5340\u57df\u4f86\u6355\u7372\u548c\u8655\u7406\u7570\u5e38\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE add_employee (\n   p_name IN VARCHAR2,\n   p_salary IN NUMBER\n) IS\nBEGIN\n   INSERT INTO employees (name, salary)\n   VALUES (p_name, p_salary);\nEXCEPTION\n   WHEN OTHERS THEN\n      DBMS_OUTPUT.PUT_LINE('Error: ' || SQLERRM);\nEND add_employee;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u5982\u679c\u5728\u63d2\u5165\u904e\u7a0b\u4e2d\u767c\u751f\u4efb\u4f55\u932f\u8aa4\uff0c\u5c07\u6703\u6355\u7372\u4e26\u8f38\u51fa\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WFPfCzNdwm\">\u7e3d\u7d50<\/h2>\n<p>Oracle \u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6548\u7387\u3002\u901a\u904e\u4f7f\u7528\u57fa\u672c\u8a9e\u6cd5\u548c\u7570\u5e38\u8655\u7406\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5275\u5efa\u9748\u6d3b\u4e14\u53ef\u9760\u7684\u6578\u64da\u5eab\u61c9\u7528\u7a0b\u5e8f\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\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u4f86\u642d\u5efa\u60a8\u7684\u958b\u767c\u74b0\u5883\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u9032\u884c\u6e2c\u8a66\u548c\u90e8\u7f72\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Oracle\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\uff0c\u5305\u62ec\u5b9a\u7fa9\u3001\u53c3\u6578\u3001\u63a7\u5236\u7d50\u69cb\u53ca\u932f\u8aa4\u8655\u7406\uff0c\u52a9\u60a8\u8f15\u9b06\u7de8\u5beb\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7a0b\u5e8f\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-94588","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94588","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=94588"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94588\/revisions"}],"predecessor-version":[{"id":94589,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94588\/revisions\/94589"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=94588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=94588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=94588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}