{"id":95030,"date":"2024-10-19T21:39:22","date_gmt":"2024-10-19T13:39:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95030\/"},"modified":"2024-10-19T21:39:23","modified_gmt":"2024-10-19T13:39:23","slug":"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%b0%a1%e5%96%ae%e5%af%a6%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95030\/","title":{"rendered":"Oracle\u5b58\u5132\u904e\u7a0b\u7c21\u55ae\u5be6\u4f8b"},"content":{"rendered":"<h1 id=\"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%b0%a1%e5%96%ae%e5%af%a6%e4%be%8b-nvWKHlrwME\">Oracle\u5b58\u5132\u904e\u7a0b\u7c21\u55ae\u5be6\u4f8b<\/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\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5c01\u88dd\u696d\u52d9\u908f\u8f2f\uff0c\u7c21\u5316\u6578\u64da\u64cd\u4f5c\uff0c\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u672c\u6587\u5c07\u4ecb\u7d39Oracle\u6578\u64da\u5eab\u4e2d\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u63d0\u4f9b\u4e00\u500b\u7c21\u55ae\u7684\u5be6\u4f8b\u4f86\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u57fa\u672c\u7528\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-nvWKHlrwME\">\u4ec0\u9ebc\u662f\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u7de8\u8b6f\u7684SQL\u8a9e\u53e5\u548c\u53ef\u9078\u7684\u63a7\u5236\u8a9e\u53e5\uff0c\u9019\u4e9b\u8a9e\u53e5\u88ab\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u4e26\u53ef\u4ee5\u901a\u904e\u540d\u7a31\u8abf\u7528\u3002\u5b58\u5132\u904e\u7a0b\u7684\u4e3b\u8981\u512a\u9ede\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\u56e0\u6b64\u57f7\u884c\u901f\u5ea6\u6bd4\u55ae\u7368\u57f7\u884cSQL\u8a9e\u53e5\u66f4\u5feb\u3002<\/li>\n<li>\u91cd\u7528\u6027\uff1a\u958b\u767c\u8005\u53ef\u4ee5\u591a\u6b21\u8abf\u7528\u540c\u4e00\u500b\u5b58\u5132\u904e\u7a0b\uff0c\u6e1b\u5c11\u4ee3\u78bc\u91cd\u8907\u3002<\/li>\n<li>\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\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%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-nvWKHlrwME\">\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728Oracle\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\nAS\nBEGIN\n    -- SQL\u8a9e\u53e5\nEND procedure_name;\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>procedure_name<\/code>\u662f\u5b58\u5132\u904e\u7a0b\u7684\u540d\u7a31\uff0c<code>BEGIN<\/code>\u548c<code>END<\/code>\u4e4b\u9593\u662f\u8981\u57f7\u884c\u7684SQL\u8a9e\u53e5\u3002<\/p>\n<h2 id=\"%e7%b0%a1%e5%96%ae%e5%af%a6%e4%be%8b%ef%bc%9a%e5%89%b5%e5%bb%ba%e4%b8%80%e5%80%8b%e8%a8%88%e7%ae%97%e5%93%a1%e5%b7%a5%e8%96%aa%e6%b0%b4%e7%9a%84%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-nvWKHlrwME\">\u7c21\u55ae\u5be6\u4f8b\uff1a\u5275\u5efa\u4e00\u500b\u8a08\u7b97\u54e1\u5de5\u85aa\u6c34\u7684\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5b58\u5132\u904e\u7a0b\u793a\u4f8b\uff0c\u8a72\u904e\u7a0b\u7528\u65bc\u8a08\u7b97\u4e26\u8fd4\u56de\u67d0\u500b\u54e1\u5de5\u7684\u85aa\u6c34\u3002<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE calculate_salary (\n    emp_id IN NUMBER,\n    salary OUT NUMBER\n) AS\nBEGIN\n    SELECT e.salary INTO salary\n    FROM employees e\n    WHERE e.id = emp_id;\nEND calculate_salary;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba<code>calculate_salary<\/code>\u7684\u5b58\u5132\u904e\u7a0b\u3002\u5b83\u63a5\u53d7\u4e00\u500b\u54e1\u5de5ID\u4f5c\u70ba\u8f38\u5165\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u8a72\u54e1\u5de5\u7684\u85aa\u6c34\u4f5c\u70ba\u8f38\u51fa\u53c3\u6578\u3002<\/p>\n<h3 id=\"%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-nvWKHlrwME\">\u8abf\u7528\u5b58\u5132\u904e\u7a0b<\/h3>\n<p>\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u4f86\u8abf\u7528\u5b83\uff1a<\/p>\n<pre><code>\nDECLARE\n    emp_salary NUMBER;\nBEGIN\n    calculate_salary(101, emp_salary);\n    DBMS_OUTPUT.PUT_LINE('Employee Salary: ' || emp_salary);\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u8072\u660e\u4e86\u4e00\u500b\u8b8a\u91cf<code>emp_salary<\/code>\u4f86\u5b58\u5132\u8fd4\u56de\u7684\u85aa\u6c34\u3002\u7136\u5f8c\uff0c\u6211\u5011\u8abf\u7528<code>calculate_salary<\/code>\u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u5c07\u54e1\u5de5ID\uff08\u4f8b\u5982101\uff09\u548c\u85aa\u6c34\u8b8a\u91cf\u4f5c\u70ba\u53c3\u6578\u50b3\u905e\u3002\u6700\u5f8c\uff0c\u6211\u5011\u4f7f\u7528<code>DBMS_OUTPUT.PUT_LINE<\/code>\u4f86\u8f38\u51fa\u85aa\u6c34\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-nvWKHlrwME\">\u7e3d\u7d50<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u5728Oracle\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u6027\u80fd\u3001\u91cd\u7528\u4ee3\u78bc\u548c\u589e\u5f37\u5b89\u5168\u6027\u3002\u901a\u904e\u672c\u6587\u7684\u7c21\u55ae\u5be6\u4f8b\uff0c\u8b80\u8005\u61c9\u8a72\u80fd\u5920\u7406\u89e3\u5982\u4f55\u5275\u5efa\u548c\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u3002\u82e5\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u6280\u8853\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u642d\u5efa\u60a8\u7684\u958b\u767c\u74b0\u5883\uff0c\u6216\u662f\u63a2\u7d22\u66f4\u591a\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u5b58\u5132\u904e\u7a0b\u7684\u7c21\u55ae\u5be6\u4f8b\uff0c\u5b78\u7fd2\u5982\u4f55\u5275\u5efa\u548c\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u4ee5\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u6548\u7387\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-95030","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95030","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=95030"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95030\/revisions"}],"predecessor-version":[{"id":95031,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95030\/revisions\/95031"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95030"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95030"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95030"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}