{"id":96090,"date":"2024-10-20T06:31:19","date_gmt":"2024-10-19T22:31:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96090\/"},"modified":"2024-10-20T06:31:20","modified_gmt":"2024-10-19T22:31:20","slug":"oracle%e9%80%9a%e9%81%8e%e5%85%b6%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e8%bf%94%e5%9b%9e%e7%9b%b8%e9%97%9c%e6%95%b8%e6%93%9a%e9%9b%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96090\/","title":{"rendered":"Oracle\u901a\u904e\u5176\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u4e2d\u8fd4\u56de\u76f8\u95dc\u6578\u64da\u96c6"},"content":{"rendered":"<h1 id=\"oracle%e9%80%9a%e9%81%8e%e5%85%b6%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e8%bf%94%e5%9b%9e%e7%9b%b8%e9%97%9c%e6%95%b8%e6%93%9a%e9%9b%86-lKRqRCiocI\">Oracle\u901a\u904e\u5176\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u4e2d\u8fd4\u56de\u76f8\u95dc\u6578\u64da\u96c6<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002Oracle\u4f5c\u70ba\u4e00\u500b\u9818\u5148\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u652f\u6301\u6578\u64da\u7684\u5b58\u5132\u548c\u6aa2\u7d22\u3002\u5176\u4e2d\uff0c\u5be6\u969b\u5b58\u5132\u904e\u7a0b\uff08Stored Procedures\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u6578\u64da\u5eab\u4e2d\u57f7\u884c\u8907\u96dc\u7684\u908f\u8f2f\u4e26\u8fd4\u56de\u76f8\u95dc\u6578\u64da\u96c6\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-lKRqRCiocI\">\u4ec0\u9ebc\u662f\u5be6\u969b\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u7de8\u8b6f\u7684SQL\u8a9e\u53e5\uff0c\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u4e26\u53ef\u4ee5\u901a\u904e\u8abf\u7528\u4f86\u57f7\u884c\u3002\u9019\u4e9b\u904e\u7a0b\u53ef\u4ee5\u63a5\u53d7\u53c3\u6578\uff0c\u4e26\u5728\u57f7\u884c\u6642\u8fd4\u56de\u7d50\u679c\u96c6\u3002\u4f7f\u7528\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u6027\u80fd\uff1a\u7531\u65bc\u904e\u7a0b\u662f\u9810\u7de8\u8b6f\u7684\uff0c\u57f7\u884c\u901f\u5ea6\u901a\u5e38\u6bd4\u55ae\u7368\u7684SQL\u67e5\u8a62\u5feb\u3002<\/li>\n<li>\u91cd\u7528\u4ee3\u78bc\uff1a\u958b\u767c\u8005\u53ef\u4ee5\u5728\u591a\u500b\u61c9\u7528\u7a0b\u5e8f\u4e2d\u91cd\u7528\u76f8\u540c\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u6e1b\u5c11\u4ee3\u78bc\u91cd\u8907\u3002<\/li>\n<li>\u5b89\u5168\u6027\uff1a\u901a\u904e\u9650\u5236\u7528\u6236\u5c0d\u5e95\u5c64\u6578\u64da\u8868\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u589e\u5f37\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e5%92%8c%e4%bd%bf%e7%94%a8%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-lKRqRCiocI\">\u5982\u4f55\u5275\u5efa\u548c\u4f7f\u7528\u5be6\u969b\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u5275\u5efa\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE procedure_name (parameter1 IN datatype, parameter2 OUT datatype) AS\nBEGIN\n    -- SQL\u8a9e\u53e5\nEND procedure_name;\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5275\u5efa\u4e00\u500b\u8fd4\u56de\u54e1\u5de5\u4fe1\u606f\u7684\u5b58\u5132\u904e\u7a0b\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE get_employee_info (emp_id IN NUMBER, emp_info OUT SYS_REFCURSOR) AS\nBEGIN\n    OPEN emp_info FOR\n    SELECT * FROM employees WHERE employee_id = emp_id;\nEND get_employee_info;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c`get_employee_info`\u904e\u7a0b\u63a5\u53d7\u4e00\u500b\u54e1\u5de5ID\u4f5c\u70ba\u8f38\u5165\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u4e00\u500b\u6e38\u6a19\uff0c\u8a72\u6e38\u6a19\u6307\u5411\u7b26\u5408\u689d\u4ef6\u7684\u54e1\u5de5\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e7%94%a8%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-lKRqRCiocI\">\u8abf\u7528\u5be6\u969b\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u7684\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nDECLARE\n    emp_info SYS_REFCURSOR;\n    emp_record employees%ROWTYPE;\nBEGIN\n    get_employee_info(101, emp_info);\n    LOOP\n        FETCH emp_info INTO emp_record;\n        EXIT WHEN emp_info%NOTFOUND;\n        DBMS_OUTPUT.PUT_LINE(emp_record.first_name || ' ' || emp_record.last_name);\n    END LOOP;\n    CLOSE emp_info;\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u8072\u660e\u4e86\u4e00\u500b\u6e38\u6a19`emp_info`\uff0c\u7136\u5f8c\u8abf\u7528`get_employee_info`\u904e\u7a0b\uff0c\u4e26\u5c07\u7d50\u679c\u5b58\u5132\u5728\u6e38\u6a19\u4e2d\u3002\u63a5\u8457\uff0c\u6211\u5011\u4f7f\u7528\u5faa\u74b0\u4f86\u63d0\u53d6\u4e26\u986f\u793a\u6bcf\u500b\u54e1\u5de5\u7684\u540d\u5b57\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%84%aa%e5%8c%96-lKRqRCiocI\">\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u7684\u512a\u5316<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u7684\u6027\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\uff1a\u78ba\u4fdd\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u5217\u6709\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/li>\n<li>\u907f\u514d\u4f7f\u7528\u6e38\u6a19\uff1a\u5728\u53ef\u80fd\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528\u96c6\u5408\u64cd\u4f5c\u4f86\u66ff\u4ee3\u6e38\u6a19\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li>\u5b9a\u671f\u91cd\u7de8\u8b6f\uff1a\u5b9a\u671f\u91cd\u7de8\u8b6f\u5b58\u5132\u904e\u7a0b\uff0c\u4ee5\u78ba\u4fdd\u5176\u57f7\u884c\u8a08\u5283\u662f\u6700\u65b0\u7684\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-lKRqRCiocI\">\u7d50\u8ad6<\/h2>\n<p>Oracle\u7684\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u9ad8\u6548\u5730\u7ba1\u7406\u548c\u6aa2\u7d22\u6578\u64da\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u512a\u5316\uff0c\u9019\u4e9b\u904e\u7a0b\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u638c\u63e1\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u7684\u4f7f\u7528\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5be6\u65bd\u9019\u4e9b\u6280\u8853\u6709\u8208\u8da3\uff0c\u6216\u8005\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Oracle\u901a\u904e\u5be6\u969b\u5b58\u5132\u904e\u7a0b\u8fd4\u56de\u76f8\u95dc\u6578\u64da\u96c6\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u52a9\u529b\u4f01\u696d\u6c7a\u7b56\u8207\u5206\u6790\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-96090","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96090","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=96090"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96090\/revisions"}],"predecessor-version":[{"id":96091,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96090\/revisions\/96091"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96090"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96090"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96090"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}