{"id":75998,"date":"2024-10-16T03:00:35","date_gmt":"2024-10-15T19:00:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75998\/"},"modified":"2024-10-16T03:00:35","modified_gmt":"2024-10-15T19:00:35","slug":"mysql-%e5%87%bd%e6%95%b8%e4%b8%8d%e8%83%bd%e5%89%b5%e5%bb%ba%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75998\/","title":{"rendered":"MySQL \u51fd\u6578\u4e0d\u80fd\u5275\u5efa\u7684\u89e3\u6c7a\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"mysql-%e5%87%bd%e6%95%b8%e4%b8%8d%e8%83%bd%e5%89%b5%e5%bb%ba%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-xxsmlNVHSk\">MySQL \u51fd\u6578\u4e0d\u80fd\u5275\u5efa\u7684\u89e3\u6c7a\u65b9\u6cd5<\/h1>\n<p>\u5728\u4f7f\u7528 MySQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u51fd\u6578\u7121\u6cd5\u5275\u5efa\u7684\u554f\u984c\u3002\u9019\u4e9b\u554f\u984c\u53ef\u80fd\u6e90\u65bc\u591a\u7a2e\u539f\u56e0\uff0c\u5305\u62ec\u8a9e\u6cd5\u932f\u8aa4\u3001\u6b0a\u9650\u4e0d\u8db3\u6216\u6578\u64da\u5eab\u914d\u7f6e\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u4e9b\u5e38\u898b\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u4f7f\u7528 MySQL\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84-mysql-%e5%87%bd%e6%95%b8%e5%89%b5%e5%bb%ba%e5%95%8f%e9%a1%8c-xxsmlNVHSk\">\u5e38\u898b\u7684 MySQL \u51fd\u6578\u5275\u5efa\u554f\u984c<\/h2>\n<p>\u5728\u5275\u5efa MySQL \u51fd\u6578\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u5e7e\u7a2e\u5e38\u898b\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u8a9e\u6cd5\u932f\u8aa4\uff1a<\/strong>\u51fd\u6578\u7684 SQL \u8a9e\u6cd5\u4e0d\u6b63\u78ba\uff0c\u5c0e\u81f4\u7121\u6cd5\u5275\u5efa\u3002<\/li>\n<li><strong>\u6b0a\u9650\u4e0d\u8db3\uff1a<\/strong>\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u5275\u5efa\u51fd\u6578\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u914d\u7f6e\u554f\u984c\uff1a<\/strong>\u6578\u64da\u5eab\u7684\u914d\u7f6e\u53ef\u80fd\u4e0d\u5141\u8a31\u5275\u5efa\u81ea\u5b9a\u7fa9\u51fd\u6578\u3002<\/li>\n<li><strong>\u91cd\u540d\u554f\u984c\uff1a<\/strong>\u51fd\u6578\u540d\u7a31\u8207\u73fe\u6709\u51fd\u6578\u91cd\u540d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%95-xxsmlNVHSk\">\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e8%aa%9e%e6%b3%95-xxsmlNVHSk\">1. \u6aa2\u67e5\u8a9e\u6cd5<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u51fd\u6578\u7684 SQL \u8a9e\u6cd5\u6b63\u78ba\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u51fd\u6578\u5275\u5efa\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>DELIMITER \/\/\nCREATE FUNCTION add_numbers(a INT, b INT)\nRETURNS INT\nBEGIN\n    RETURN a + b;\nEND \/\/\nDELIMITER ;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u4f7f\u7528\u4e86 <code>DELIMITER<\/code> \u4f86\u6539\u8b8a\u8a9e\u53e5\u5206\u9694\u7b26\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5728\u51fd\u6578\u5167\u90e8\u51fa\u73fe\u7684\u5206\u865f\u9020\u6210\u7684\u554f\u984c\u3002\u78ba\u4fdd\u6240\u6709\u7684\u95dc\u9375\u5b57\u548c\u8a9e\u6cd5\u90fd\u6b63\u78ba\u7121\u8aa4\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-xxsmlNVHSk\">2. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u5982\u679c\u8a9e\u6cd5\u6b63\u78ba\u4f46\u4ecd\u7136\u7121\u6cd5\u5275\u5efa\u51fd\u6578\uff0c\u5247\u53ef\u80fd\u662f\u56e0\u70ba\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'username'@'host';<\/code><\/pre>\n<p>\u5982\u679c\u7528\u6236\u6c92\u6709 <code>CREATE ROUTINE<\/code> \u6b0a\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6388\u4e88\u6b0a\u9650\uff1a<\/p>\n<pre><code>GRANT CREATE ROUTINE ON database_name.* TO 'username'@'host';<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae-xxsmlNVHSk\">3. \u6aa2\u67e5\u6578\u64da\u5eab\u914d\u7f6e<\/h3>\n<p>\u67d0\u4e9b MySQL \u914d\u7f6e\u53ef\u80fd\u6703\u9650\u5236\u51fd\u6578\u7684\u5275\u5efa\u3002\u4f8b\u5982\uff0c<code>sql_mode<\/code> \u53ef\u80fd\u6703\u5f71\u97ff\u51fd\u6578\u7684\u884c\u70ba\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u7684 <code>sql_mode<\/code>\uff1a<\/p>\n<pre><code>SELECT @@sql_mode;<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u67d0\u4e9b\u6a21\u5f0f\u5f71\u97ff\u4e86\u51fd\u6578\u7684\u5275\u5efa\uff0c\u53ef\u4ee5\u8003\u616e\u66ab\u6642\u7981\u7528\u5b83\u5011\uff1a<\/p>\n<pre><code>SET sql_mode = ''; <\/code><\/pre>\n<h3 id=\"4-%e9%81%bf%e5%85%8d%e9%87%8d%e5%90%8d%e5%95%8f%e9%a1%8c-xxsmlNVHSk\">4. \u907f\u514d\u91cd\u540d\u554f\u984c<\/h3>\n<p>\u5728\u5275\u5efa\u51fd\u6578\u6642\uff0c\u78ba\u4fdd\u51fd\u6578\u540d\u7a31\u4e0d\u8207\u73fe\u6709\u7684\u51fd\u6578\u6216\u5176\u4ed6\u6578\u64da\u5eab\u5c0d\u8c61\u91cd\u540d\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u73fe\u6709\u51fd\u6578\uff1a<\/p>\n<pre><code>SHOW FUNCTION STATUS WHERE Db = 'database_name';<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u91cd\u540d\uff0c\u53ef\u4ee5\u8003\u616e\u66f4\u6539\u51fd\u6578\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xxsmlNVHSk\">\u7e3d\u7d50<\/h2>\n<p>\u5728 MySQL \u4e2d\u5275\u5efa\u51fd\u6578\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u8a9e\u6cd5\u932f\u8aa4\u3001\u6b0a\u9650\u4e0d\u8db3\u3001\u6578\u64da\u5eab\u914d\u7f6e\u554f\u984c\u6216\u91cd\u540d\u554f\u984c\u3002\u901a\u904e\u6aa2\u67e5\u8a9e\u6cd5\u3001\u78ba\u8a8d\u7528\u6236\u6b0a\u9650\u3001\u8abf\u6574\u6578\u64da\u5eab\u914d\u7f6e\u4ee5\u53ca\u907f\u514d\u91cd\u540d\u554f\u984c\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u9019\u4e9b\u56f0\u96e3\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u89e3\u6c7a MySQL \u51fd\u6578\u7121\u6cd5\u5275\u5efa\u7684\u5e38\u898b\u554f\u984c\uff0c\u63d0\u4f9b\u6709\u6548\u7684\u6b65\u9a5f\u548c\u6280\u5de7\uff0c\u52a9\u60a8\u9806\u5229\u5b8c\u6210\u6578\u64da\u5eab\u958b\u767c\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-75998","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75998","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=75998"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75998\/revisions"}],"predecessor-version":[{"id":75999,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75998\/revisions\/75999"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}