{"id":75832,"date":"2024-10-16T01:36:16","date_gmt":"2024-10-15T17:36:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75832\/"},"modified":"2024-10-16T01:36:17","modified_gmt":"2024-10-15T17:36:17","slug":"mysql-%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e5%a4%a7%e5%8c%af%e7%b8%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75832\/","title":{"rendered":"MySQL \u5e38\u898b\u554f\u984c\u5927\u532f\u7e3d"},"content":{"rendered":"<h1 id=\"mysql-%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e5%a4%a7%e5%8c%af%e7%b8%bd-fzXMzxkFvB\">MySQL \u5e38\u898b\u554f\u984c\u5927\u532f\u7e3d<\/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\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u96a8\u8457\u5176\u4f7f\u7528\u7684\u666e\u53ca\uff0c\u8a31\u591a\u7528\u6236\u5728\u4f7f\u7528 MySQL \u6642\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\u3002\u672c\u6587\u5c07\u532f\u7e3d\u4e00\u4e9b\u5e38\u898b\u7684 MySQL \u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u9019\u4e00\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"1-mysql-%e9%80%a3%e6%8e%a5%e5%95%8f%e9%a1%8c-fzXMzxkFvB\">1. MySQL \u9023\u63a5\u554f\u984c<\/h2>\n<p>\u8a31\u591a\u7528\u6236\u5728\u9023\u63a5 MySQL \u6578\u64da\u5eab\u6642\u6703\u9047\u5230\u554f\u984c\u3002\u5e38\u898b\u7684\u932f\u8aa4\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u932f\u8aa4 1045\uff1aAccess denied for user<\/strong> &#8211; \u9019\u901a\u5e38\u662f\u7531\u65bc\u7528\u6236\u540d\u6216\u5bc6\u78bc\u932f\u8aa4\u5f15\u8d77\u7684\u3002\u6aa2\u67e5\u7528\u6236\u540d\u548c\u5bc6\u78bc\u662f\u5426\u6b63\u78ba\uff0c\u4e26\u78ba\u4fdd\u7528\u6236\u5177\u6709\u8a2a\u554f\u8a72\u6578\u64da\u5eab\u7684\u6b0a\u9650\u3002<\/li>\n<li><strong>\u932f\u8aa4 2002\uff1aCan&#8217;t connect to local MySQL server<\/strong> &#8211; \u9019\u53ef\u80fd\u662f\u56e0\u70ba MySQL \u670d\u52d9\u672a\u555f\u52d5\u3002\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u884c\u6aa2\u67e5\u670d\u52d9\u72c0\u614b\u4e26\u555f\u52d5\u5b83\uff1a<\/li>\n<pre><code>sudo service mysql status\nsudo service mysql start<\/code><\/pre>\n<\/ul>\n<h2 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e5%95%8f%e9%a1%8c-fzXMzxkFvB\">2. \u6578\u64da\u5eab\u6027\u80fd\u554f\u984c<\/h2>\n<p>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0cMySQL \u7684\u6027\u80fd\u53ef\u80fd\u6703\u4e0b\u964d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u6027\u80fd\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u7d22\u5f15\u7684\u4f7f\u7528<\/strong> &#8211; \u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u4f8b\u5982\uff1a<\/li>\n<pre><code>CREATE INDEX idx_name ON users(name);<\/code><\/pre>\n<li><strong>\u67e5\u8a62\u512a\u5316<\/strong> &#8211; \u4f7f\u7528 EXPLAIN \u8a9e\u53e5\u4f86\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e6%95%b8%e6%93%9a%e4%b8%9f%e5%a4%b1%e5%95%8f%e9%a1%8c-fzXMzxkFvB\">3. \u6578\u64da\u4e1f\u5931\u554f\u984c<\/h2>\n<p>\u6578\u64da\u4e1f\u5931\u53ef\u80fd\u7531\u65bc\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\uff0c\u5305\u62ec\u610f\u5916\u522a\u9664\u6216\u7cfb\u7d71\u5d29\u6f70\u3002\u70ba\u4e86\u9632\u6b62\u6578\u64da\u4e1f\u5931\uff0c\u5efa\u8b70\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>mysqldump -u username -p database_name &gt; backup.sql<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u4f7f\u7528\u4e8c\u9032\u5236\u65e5\u8a8c\u53ef\u4ee5\u5e6b\u52a9\u6062\u5fa9\u6578\u64da\uff1a<\/p>\n<pre><code>SET GLOBAL log_bin = 'mysql-bin';<\/code><\/pre>\n<h2 id=\"4-%e7%89%88%e6%9c%ac%e5%8d%87%e7%b4%9a%e5%95%8f%e9%a1%8c-fzXMzxkFvB\">4. \u7248\u672c\u5347\u7d1a\u554f\u984c<\/h2>\n<p>\u5728\u5347\u7d1a MySQL \u7248\u672c\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u517c\u5bb9\u6027\u554f\u984c\u3002\u5efa\u8b70\u5728\u5347\u7d1a\u524d\u9032\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li><strong>\u5099\u4efd\u6578\u64da<\/strong> &#8211; \u5728\u9032\u884c\u4efb\u4f55\u5347\u7d1a\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>\u6aa2\u67e5\u8b8a\u66f4\u65e5\u8a8c<\/strong> &#8211; \u67e5\u770b\u65b0\u7248\u672c\u7684\u8b8a\u66f4\u65e5\u8a8c\uff0c\u4e86\u89e3\u53ef\u80fd\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u8b8a\u66f4\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e5%ae%89%e5%85%a8%e6%80%a7%e5%95%8f%e9%a1%8c-fzXMzxkFvB\">5. \u5b89\u5168\u6027\u554f\u984c<\/h2>\n<p>MySQL \u7684\u5b89\u5168\u6027\u662f\u6bcf\u500b\u7528\u6236\u90fd\u61c9\u8a72\u91cd\u8996\u7684\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u63d0\u9ad8 MySQL \u5b89\u5168\u6027\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u5f37\u5bc6\u78bc<\/strong> &#8211; \u78ba\u4fdd\u6240\u6709\u7528\u6236\u90fd\u4f7f\u7528\u5f37\u5bc6\u78bc\u3002<\/li>\n<li><strong>\u9650\u5236\u7528\u6236\u6b0a\u9650<\/strong> &#8211; \u50c5\u6388\u4e88\u7528\u6236\u6240\u9700\u7684\u6700\u4f4e\u6b0a\u9650\u3002<\/li>\n<li><strong>\u5b9a\u671f\u66f4\u65b0<\/strong> &#8211; \u78ba\u4fdd MySQL \u7248\u672c\u4fdd\u6301\u6700\u65b0\uff0c\u4ee5\u4fee\u88dc\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-fzXMzxkFvB\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u4f46\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\u3002\u4e86\u89e3\u9019\u4e9b\u5e38\u898b\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002\u7121\u8ad6\u662f\u9023\u63a5\u554f\u984c\u3001\u6027\u80fd\u512a\u5316\u9084\u662f\u5b89\u5168\u6027\u8003\u91cf\uff0c\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u90fd\u80fd\u63d0\u5347\u4f7f\u7528 MySQL \u7684\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u9019\u4e9b\u670d\u52d9\u80fd\u5920\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u5b89\u5168\u7684\u74b0\u5883\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 MySQL \u5e38\u898b\u554f\u984c\u7684\u5168\u9762\u532f\u7e3d\uff0c\u89e3\u7b54\u5e38\u898b\u7591\u60d1\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd\uff0c\u52a9\u4f60\u8f15\u9b06\u61c9\u5c0d\u6311\u6230\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-75832","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75832","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=75832"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75832\/revisions"}],"predecessor-version":[{"id":75833,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75832\/revisions\/75833"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}