{"id":158781,"date":"2024-11-03T04:47:02","date_gmt":"2024-11-02T20:47:02","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158781\/"},"modified":"2024-11-03T04:47:03","modified_gmt":"2024-11-02T20:47:03","slug":"%e9%97%9c%e6%96%bcmysql%e7%9a%84%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e8%aa%9e%e6%b3%95%e5%8f%8a%e5%af%a6%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158781\/","title":{"rendered":"\u95dc\u65bcMySQL\u7684\u5b58\u5132\u904e\u7a0b\u8a9e\u6cd5\u53ca\u5be6\u4f8b"},"content":{"rendered":"<h1 id=\"%e9%97%9c%e6%96%bcmysql%e7%9a%84%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e8%aa%9e%e6%b3%95%e5%8f%8a%e5%af%a6%e4%be%8b-lezKpDenMI\">\u95dc\u65bcMySQL\u7684\u5b58\u5132\u904e\u7a0b\u8a9e\u6cd5\u53ca\u5be6\u4f8b<\/h1>\n<p>MySQL\u662f\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5b58\u5132\u904e\u7a0b\u662fMySQL\u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\uff0c\u5b83\u5141\u8a31\u7528\u6236\u5c07\u4e00\u7d44SQL\u8a9e\u53e5\u5c01\u88dd\u5728\u4e00\u8d77\uff0c\u4e26\u4ee5\u4e00\u500b\u55ae\u4e00\u7684\u8abf\u7528\u4f86\u57f7\u884c\u9019\u4e9b\u8a9e\u53e5\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u4ee3\u78bc\u7684\u91cd\u7528\u6027\uff0c\u9084\u80fd\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u70ba\u5b58\u5132\u904e\u7a0b\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u6e1b\u5c11\u4e86\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\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-lezKpDenMI\">\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>CREATE PROCEDURE procedure_name (parameters)\nBEGIN\n    -- SQL statements\nEND;<\/code><\/pre>\n<h3 id=\"%e5%8f%83%e6%95%b8-lezKpDenMI\">\u53c3\u6578<\/h3>\n<p>\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u63a5\u53d7\u4e09\u7a2e\u985e\u578b\u7684\u53c3\u6578\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%89%b5%e5%bb%ba%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%af%a6%e4%be%8b-lezKpDenMI\">\u5275\u5efa\u5b58\u5132\u904e\u7a0b\u7684\u5be6\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\u8a08\u7b97\u5169\u500b\u6578\u5b57\u7684\u548c\uff1a<\/p>\n<pre><code>DELIMITER \/\/\nCREATE PROCEDURE AddNumbers(IN num1 INT, IN num2 INT, OUT sum INT)\nBEGIN\n    SET sum = num1 + num2;\nEND \/\/\nDELIMITER ;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>AddNumbers<\/code> \u7684\u5b58\u5132\u904e\u7a0b\uff0c\u5b83\u63a5\u53d7\u5169\u500b\u6574\u6578\u4f5c\u70ba\u8f38\u5165\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u5b83\u5011\u7684\u548c\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-lezKpDenMI\">\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>CALL AddNumbers(5, 10, @result);\nSELECT @result AS Sum;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u6211\u5011\u8abf\u7528 <code>AddNumbers<\/code> \u5b58\u5132\u904e\u7a0b\uff0c\u50b3\u905e5\u548c10\u4f5c\u70ba\u8f38\u5165\u53c3\u6578\uff0c\u4e26\u4f7f\u7528 <code>@result<\/code> \u8b8a\u91cf\u4f86\u63a5\u6536\u8f38\u51fa\u7d50\u679c\u3002\u6700\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 <code>SELECT<\/code> \u8a9e\u53e5\u4f86\u986f\u793a\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%84%aa%e5%8b%a2-lezKpDenMI\">\u5b58\u5132\u904e\u7a0b\u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6709\u591a\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347<\/strong>\uff1a\u5b58\u5132\u904e\u7a0b\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u6e1b\u5c11\u4e86\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li><strong>\u4ee3\u78bc\u91cd\u7528<\/strong>\uff1a\u53ef\u4ee5\u5728\u591a\u500b\u61c9\u7528\u7a0b\u5e8f\u4e2d\u91cd\u7528\u76f8\u540c\u7684\u5b58\u5132\u904e\u7a0b\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027<\/strong>\uff1a\u53ef\u4ee5\u9650\u5236\u7528\u6236\u5c0d\u6578\u64da\u8868\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u53ea\u5141\u8a31\u901a\u904e\u5b58\u5132\u904e\u7a0b\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u7dad\u8b77\u6027<\/strong>\uff1a\u5c07\u696d\u52d9\u908f\u8f2f\u96c6\u4e2d\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\uff0c\u4fbf\u65bc\u7ba1\u7406\u548c\u7dad\u8b77\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-lezKpDenMI\">\u7d50\u8ad6<\/h2>\n<p>MySQL\u7684\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u5408\u7406\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\u5eab\u7684\u5b89\u5168\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u5b58\u5132\u904e\u7a0b\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u4f7f\u7528 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u904b\u884cMySQL\u5b58\u5132\u904e\u7a0b\u6709\u8208\u8da3\uff0c\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u5b58\u5132\u904e\u7a0b\u7684\u8a9e\u6cd5\u53ca\u5be6\u4f8b\uff0c\u638c\u63e1\u5982\u4f55\u5275\u5efa\u3001\u8abf\u7528\u548c\u7ba1\u7406\u5b58\u5132\u904e\u7a0b\u4ee5\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-158781","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158781","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=158781"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158781\/revisions"}],"predecessor-version":[{"id":158782,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158781\/revisions\/158782"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=158781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=158781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=158781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}