{"id":162901,"date":"2024-11-04T18:58:19","date_gmt":"2024-11-04T10:58:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162901\/"},"modified":"2024-11-04T18:58:20","modified_gmt":"2024-11-04T10:58:20","slug":"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%bamysql%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162901\/","title":{"rendered":"\u6559\u60a8\u5982\u4f55\u5275\u5efaMySQL\u5b58\u5132\u904e\u7a0b"},"content":{"rendered":"<h1 id=\"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%bamysql%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-lHOwRVgaLm\">\u6559\u60a8\u5982\u4f55\u5275\u5efaMySQL\u5b58\u5132\u904e\u7a0b<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\u3002\u5b83\u5011\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5c01\u88dd\u4e00\u7cfb\u5217\u7684SQL\u8a9e\u53e5\uff0c\u5f9e\u800c\u63d0\u9ad8\u4ee3\u78bc\u7684\u91cd\u7528\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728MySQL\u4e2d\u5275\u5efa\u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u6ce8\u610f\u4e8b\u9805\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-lHOwRVgaLm\">\u4ec0\u9ebc\u662f\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u5148\u7de8\u5beb\u7684SQL\u8a9e\u53e5\uff0c\u9019\u4e9b\u8a9e\u53e5\u88ab\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u8abf\u7528\u4f86\u57f7\u884c\u3002\u5b58\u5132\u904e\u7a0b\u7684\u4e3b\u8981\u512a\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u6027\u80fd\uff1a\u5b58\u5132\u904e\u7a0b\u5728\u6578\u64da\u5eab\u4e2d\u7de8\u8b6f\u4e26\u512a\u5316\uff0c\u57f7\u884c\u901f\u5ea6\u901a\u5e38\u6bd4\u55ae\u7368\u57f7\u884cSQL\u8a9e\u53e5\u5feb\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\u5eab\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u5f9e\u800c\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/li>\n<li>\u7c21\u5316\u4ee3\u78bc\uff1a\u5c07\u91cd\u8907\u7684SQL\u8a9e\u53e5\u5c01\u88dd\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u4ee3\u78bc\u7684\u5197\u9918\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-lHOwRVgaLm\">\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nCREATE PROCEDURE procedure_name (parameters)\nBEGIN\n    -- SQL statements\nEND;\n<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>procedure_name<\/code>\u662f\u5b58\u5132\u904e\u7a0b\u7684\u540d\u7a31\uff0c<code>parameters<\/code>\u662f\u53ef\u9078\u7684\u53c3\u6578\u5217\u8868\uff0cSQL\u8a9e\u53e5\u5247\u662f\u5b58\u5132\u904e\u7a0b\u7684\u5177\u9ad4\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e4%b8%80%e5%80%8b%e7%b0%a1%e5%96%ae%e7%9a%84%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%a4%ba%e4%be%8b-lHOwRVgaLm\">\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u5b58\u5132\u904e\u7a0b\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5275\u5efa\u4e00\u500b\u5b58\u5132\u904e\u7a0b\u4f86\u67e5\u8a62\u7528\u6236\u4fe1\u606f\uff1a<\/p>\n<pre><code>\nDELIMITER \/\/\nCREATE PROCEDURE GetUserInfo(IN userId INT)\nBEGIN\n    SELECT * FROM users WHERE id = userId;\nEND \/\/\nDELIMITER ;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>GetUserInfo<\/code> \u7684\u5b58\u5132\u904e\u7a0b\uff0c\u8a72\u904e\u7a0b\u63a5\u53d7\u4e00\u500b\u6574\u6578\u985e\u578b\u7684\u53c3\u6578 <code>userId<\/code>\uff0c\u4e26\u67e5\u8a62 <code>users<\/code> \u8868\u4e2d\u5c0d\u61c9\u7684\u7528\u6236\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-lHOwRVgaLm\">\u8abf\u7528\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u4f86\u8abf\u7528\u5b83\uff1a<\/p>\n<pre><code>\nCALL GetUserInfo(1);\n<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u8abf\u7528 <code>GetUserInfo<\/code> \u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u50b3\u905e\u53c3\u6578 <code>1<\/code>\uff0c\u5f9e\u800c\u67e5\u8a62 ID \u70ba 1 \u7684\u7528\u6236\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-lHOwRVgaLm\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u5275\u5efa\u548c\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u4f7f\u7528 <code>DELIMITER<\/code> \u547d\u4ee4\u4f86\u66f4\u6539\u8a9e\u53e5\u7d50\u675f\u7b26\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5728\u5b58\u5132\u904e\u7a0b\u5167\u90e8\u4f7f\u7528\u5206\u865f\u6642\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li>\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\u4f7f\u7528\u7684\u8b8a\u91cf\u5fc5\u9808\u5148\u8072\u660e\uff0c\u4e26\u4e14\u53ef\u4ee5\u4f7f\u7528 <code>DECLARE<\/code> \u8a9e\u53e5\u4f86\u8072\u660e\u8b8a\u91cf\u3002<\/li>\n<li>\u5b58\u5132\u904e\u7a0b\u7684\u6b0a\u9650\u7ba1\u7406\u4e5f\u5f88\u91cd\u8981\uff0c\u78ba\u4fdd\u53ea\u6709\u6388\u6b0a\u7528\u6236\u53ef\u4ee5\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lHOwRVgaLm\">\u7e3d\u7d50<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662fMySQL\u4e2d\u4e00\u500b\u5f37\u5927\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u4ee3\u78bc\u7684\u91cd\u7528\u6027\u548c\u6027\u80fd\u3002\u901a\u904e\u672c\u6587\u7684\u4ecb\u7d39\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u7406\u89e3\u5982\u4f55\u5275\u5efa\u548c\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5275\u5efaMySQL\u5b58\u5132\u904e\u7a0b\uff0c\u638c\u63e1\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u8907\u96dc\u67e5\u8a62\u64cd\u4f5c\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-162901","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162901","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=162901"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162901\/revisions"}],"predecessor-version":[{"id":162902,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162901\/revisions\/162902"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162901"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162901"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}