{"id":75870,"date":"2024-10-16T01:55:17","date_gmt":"2024-10-15T17:55:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75870\/"},"modified":"2024-10-16T01:55:18","modified_gmt":"2024-10-15T17:55:18","slug":"mysql-%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e5%95%8f%e9%a1%8c%e8%a7%a3%e7%ad%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75870\/","title":{"rendered":"MySQL \u5b58\u5132\u904e\u7a0b\u554f\u984c\u89e3\u7b54"},"content":{"rendered":"<h1 id=\"mysql-%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e5%95%8f%e9%a1%8c%e8%a7%a3%e7%ad%94-NIOGEtjrci\">MySQL \u5b58\u5132\u904e\u7a0b\u554f\u984c\u89e3\u7b54<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMySQL \u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u5b58\u5132\u904e\u7a0b\u662f MySQL \u4e2d\u4e00\u500b\u91cd\u8981\u7684\u529f\u80fd\uff0c\u5b83\u5141\u8a31\u7528\u6236\u5c07\u4e00\u7d44 SQL \u8a9e\u53e5\u5c01\u88dd\u5728\u4e00\u8d77\uff0c\u4e26\u4ee5\u4e00\u500b\u55ae\u4e00\u7684\u8abf\u7528\u4f86\u57f7\u884c\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u4ee3\u78bc\u7684\u91cd\u7528\u6027\uff0c\u9084\u80fd\u63d0\u5347\u6027\u80fd\u3002\u672c\u6587\u5c07\u91dd\u5c0d MySQL \u5b58\u5132\u904e\u7a0b\u7684\u5e38\u898b\u554f\u984c\u9032\u884c\u89e3\u7b54\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u9019\u4e00\u529f\u80fd\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-NIOGEtjrci\">\u4ec0\u9ebc\u662f\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44\u9810\u5148\u7de8\u5beb\u7684 SQL \u8a9e\u53e5\uff0c\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u4e26\u53ef\u4ee5\u901a\u904e\u8abf\u7528\u4f86\u57f7\u884c\u3002\u5b83\u5011\u53ef\u4ee5\u63a5\u53d7\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u7d50\u679c\u3002\u5b58\u5132\u904e\u7a0b\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u63d0\u9ad8\u6027\u80fd\uff1a\u5b58\u5132\u904e\u7a0b\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u6e1b\u5c11\u4e86\u7db2\u7d61\u50b3\u8f38\u7684\u958b\u92b7\u3002<\/li>\n<li>\u4ee3\u78bc\u91cd\u7528\uff1a\u53ef\u4ee5\u5728\u591a\u500b\u61c9\u7528\u7a0b\u5e8f\u4e2d\u91cd\u8907\u4f7f\u7528\u76f8\u540c\u7684\u5b58\u5132\u904e\u7a0b\u3002<\/li>\n<li>\u5b89\u5168\u6027\uff1a\u53ef\u4ee5\u9650\u5236\u7528\u6236\u5c0d\u6578\u64da\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u53ea\u5141\u8a31\u901a\u904e\u5b58\u5132\u904e\u7a0b\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-NIOGEtjrci\">\u5982\u4f55\u5275\u5efa\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE PROCEDURE procedure_name (parameters)\nBEGIN\n    -- SQL statements\nEND;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u7528\u65bc\u67e5\u8a62\u7528\u6236\u4fe1\u606f\uff1a<\/p>\n<pre><code>CREATE PROCEDURE GetUserInfo(IN userId INT)\nBEGIN\n    SELECT * FROM Users WHERE id = userId;\nEND;<\/code><\/pre>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-NIOGEtjrci\">\u5982\u4f55\u8abf\u7528\u5b58\u5132\u904e\u7a0b\uff1f<\/h2>\n<p>\u8abf\u7528\u5b58\u5132\u904e\u7a0b\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CALL procedure_name(arguments);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u8abf\u7528\u4e0a\u9762\u5275\u5efa\u7684\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>CALL GetUserInfo(1);<\/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%e9%a1%9e%e5%9e%8b-NIOGEtjrci\">\u5b58\u5132\u904e\u7a0b\u7684\u53c3\u6578\u985e\u578b<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u7684\u53c3\u6578\u53ef\u4ee5\u662f\u4ee5\u4e0b\u4e09\u7a2e\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>IN<\/strong>\uff1a\u8f38\u5165\u53c3\u6578\uff0c\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u4f7f\u7528\u9019\u4e9b\u53c3\u6578\uff0c\u4f46\u4e0d\u80fd\u4fee\u6539\u5b83\u5011\u3002<\/li>\n<li><strong>OUT<\/strong>\uff1a\u8f38\u51fa\u53c3\u6578\uff0c\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u4fee\u6539\u9019\u4e9b\u53c3\u6578\uff0c\u4e26\u5c07\u7d50\u679c\u8fd4\u56de\u7d66\u8abf\u7528\u8005\u3002<\/li>\n<li><strong>INOUT<\/strong>\uff1a\u8f38\u5165\u8f38\u51fa\u53c3\u6578\uff0c\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u8b80\u53d6\u548c\u4fee\u6539\u9019\u4e9b\u53c3\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-NIOGEtjrci\">\u5b58\u5132\u904e\u7a0b\u7684\u512a\u7f3a\u9ede<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u7684\u512a\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6e1b\u5c11\u4e86\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u3002<\/li>\n<li>\u53ef\u4ee5\u5c01\u88dd\u8907\u96dc\u7684\u696d\u52d9\u908f\u8f2f\u3002<\/li>\n<li>\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<p>\u7136\u800c\uff0c\u5b58\u5132\u904e\u7a0b\u4e5f\u6709\u4e00\u4e9b\u7f3a\u9ede\uff1a<\/p>\n<ul>\n<li>\u8abf\u8a66\u548c\u7dad\u8b77\u53ef\u80fd\u8f03\u70ba\u56f0\u96e3\u3002<\/li>\n<li>\u5982\u679c\u904e\u7a0b\u8a2d\u8a08\u4e0d\u7576\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e8%a7%a3%e7%ad%94-NIOGEtjrci\">\u5e38\u898b\u554f\u984c\u89e3\u7b54<\/h2>\n<h3 id=\"1-%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e5%b7%b2%e5%89%b5%e5%bb%ba%e7%9a%84%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-NIOGEtjrci\">1. \u5982\u4f55\u67e5\u770b\u5df2\u5275\u5efa\u7684\u5b58\u5132\u904e\u7a0b\uff1f<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u67e5\u770b\u6240\u6709\u5b58\u5132\u904e\u7a0b\uff1a<\/p>\n<pre><code>SHOW PROCEDURE STATUS;<\/code><\/pre>\n<h3 id=\"2-%e5%a6%82%e4%bd%95%e5%88%aa%e9%99%a4%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%ef%bc%9f-NIOGEtjrci\">2. \u5982\u4f55\u522a\u9664\u5b58\u5132\u904e\u7a0b\uff1f<\/h3>\n<p>\u522a\u9664\u5b58\u5132\u904e\u7a0b\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DROP PROCEDURE procedure_name;<\/code><\/pre>\n<h3 id=\"3-%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e5%8f%af%e4%bb%a5%e4%bd%bf%e7%94%a8%e6%b8%b8%e6%a8%99%e5%97%8e%ef%bc%9f-NIOGEtjrci\">3. \u5b58\u5132\u904e\u7a0b\u4e2d\u53ef\u4ee5\u4f7f\u7528\u6e38\u6a19\u55ce\uff1f<\/h3>\n<p>\u662f\u7684\uff0c\u5b58\u5132\u904e\u7a0b\u4e2d\u53ef\u4ee5\u4f7f\u7528\u6e38\u6a19\u4f86\u904d\u6b77\u67e5\u8a62\u7d50\u679c\u96c6\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NIOGEtjrci\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u5408\u7406\u5730\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u7c21\u5316\u4ee3\u78bc\u3001\u63d0\u9ad8\u6027\u80fd\u4e26\u589e\u5f37\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u5982\u679c\u60a8\u5c0d\u65bc MySQL \u5b58\u5132\u904e\u7a0b\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\u6216\u554f\u984c\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff0c\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u6216\u662f\u5176\u4ed6\u76f8\u95dc\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u5b58\u5132\u904e\u7a0b\u7684\u5e38\u898b\u554f\u984c\uff0c\u63d0\u4f9b\u6e05\u6670\u7684\u89e3\u7b54\u548c\u5be6\u7528\u6280\u5de7\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u5347\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-75870","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75870","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=75870"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75870\/revisions"}],"predecessor-version":[{"id":75871,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75870\/revisions\/75871"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}