{"id":74996,"date":"2024-10-15T23:08:14","date_gmt":"2024-10-15T15:08:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/74996\/"},"modified":"2024-10-15T23:08:14","modified_gmt":"2024-10-15T15:08:14","slug":"mysql-%e5%ae%89%e8%a3%9d%e5%87%ba%e9%8c%af%e7%9a%84%e5%af%a6%e9%9a%9b%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%8c%e5%a5%bd%e7%94%a8%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/74996\/","title":{"rendered":"MySQL \u5b89\u88dd\u51fa\u932f\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848\uff0c\u597d\u7528\uff01"},"content":{"rendered":"<h1 id=\"mysql-%e5%ae%89%e8%a3%9d%e5%87%ba%e9%8c%af%e7%9a%84%e5%af%a6%e9%9a%9b%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%8c%e5%a5%bd%e7%94%a8%ef%bc%81-LfTRSAyzeN\">MySQL \u5b89\u88dd\u51fa\u932f\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848\uff0c\u597d\u7528\uff01<\/h1>\n<p>MySQL \u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u5728\u5176\u61c9\u7528\u4e2d\u4f9d\u8cf4 MySQL \u4f86\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u3002\u7136\u800c\uff0c\u5728\u5b89\u88dd MySQL \u7684\u904e\u7a0b\u4e2d\uff0c\u4f7f\u7528\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684 MySQL \u5b89\u88dd\u932f\u8aa4\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u9806\u5229\u5b8c\u6210\u5b89\u88dd\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84-mysql-%e5%ae%89%e8%a3%9d%e9%8c%af%e8%aa%a4-LfTRSAyzeN\">\u5e38\u898b\u7684 MySQL \u5b89\u88dd\u932f\u8aa4<\/h2>\n<ul>\n<li><strong id=\"%e9%8c%af%e8%aa%a4-1045%ef%bc%9aaccess-denied-for-user-root-LfTRSAyzeN\">\u932f\u8aa4 1045\uff1aAccess denied for user &#8216;root&#8217;<\/strong><\/li>\n<li><strong id=\"%e9%8c%af%e8%aa%a4-2002%ef%bc%9acant-connect-to-local-mysql-server-through-socket-LfTRSAyzeN\">\u932f\u8aa4 2002\uff1aCan&#8217;t connect to local MySQL server through socket<\/strong><\/li>\n<li><strong id=\"%e9%8c%af%e8%aa%a4-1064%ef%bc%9ayou-have-an-error-in-your-sql-syntax-LfTRSAyzeN\">\u932f\u8aa4 1064\uff1aYou have an error in your SQL syntax<\/strong><\/li>\n<li><strong id=\"%e9%8c%af%e8%aa%a4-1050%ef%bc%9atable-already-exists-LfTRSAyzeN\">\u932f\u8aa4 1050\uff1aTable already exists<\/strong><\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4-1045%ef%bc%9aaccess-denied-for-user-root-LfTRSAyzeN\">\u932f\u8aa4 1045\uff1aAccess denied for user &#8216;root&#8217;<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u5bc6\u78bc\u932f\u8aa4\u6216\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\u5f15\u8d77\u7684\u3002\u89e3\u6c7a\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n<pre><code>1. \u78ba\u8a8d\u60a8\u4f7f\u7528\u7684\u5bc6\u78bc\u662f\u5426\u6b63\u78ba\u3002\n2. \u5982\u679c\u5fd8\u8a18\u5bc6\u78bc\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u91cd\u7f6e\uff1a\n   - \u505c\u6b62 MySQL \u670d\u52d9\uff1a\n     sudo systemctl stop mysql\n   - \u4ee5\u5b89\u5168\u6a21\u5f0f\u555f\u52d5 MySQL\uff1a\n     sudo mysqld_safe --skip-grant-tables &amp;\n   - \u767b\u9304 MySQL\uff1a\n     mysql -u root\n   - \u66f4\u65b0\u5bc6\u78bc\uff1a\n     FLUSH PRIVILEGES;\n     ALTER USER 'root'@'localhost' IDENTIFIED BY '\u65b0\u5bc6\u78bc';\n   - \u9000\u51fa\u4e26\u91cd\u555f MySQL \u670d\u52d9\uff1a\n     sudo systemctl restart mysql\n<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4-2002%ef%bc%9acant-connect-to-local-mysql-server-through-socket-LfTRSAyzeN\">\u932f\u8aa4 2002\uff1aCan&#8217;t connect to local MySQL server through socket<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a MySQL \u670d\u52d9\u672a\u555f\u52d5\u6216\u914d\u7f6e\u4e0d\u6b63\u78ba\u3002\u89e3\u6c7a\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n<pre><code>1. \u78ba\u8a8d MySQL \u670d\u52d9\u662f\u5426\u6b63\u5728\u904b\u884c\uff1a\n   sudo systemctl status mysql\n2. \u5982\u679c\u670d\u52d9\u672a\u555f\u52d5\uff0c\u8acb\u555f\u52d5\u5b83\uff1a\n   sudo systemctl start mysql\n3. \u6aa2\u67e5\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u4f4d\u65bc \/etc\/mysql\/my.cnf\uff09\u4e2d\u7684 socket \u8def\u5f91\u662f\u5426\u6b63\u78ba\u3002\n4. \u5982\u679c\u9700\u8981\uff0c\u91cd\u65b0\u555f\u52d5\u670d\u52d9\uff1a\n   sudo systemctl restart mysql\n<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4-1064%ef%bc%9ayou-have-an-error-in-your-sql-syntax-LfTRSAyzeN\">\u932f\u8aa4 1064\uff1aYou have an error in your SQL syntax<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc SQL \u8a9e\u6cd5\u932f\u8aa4\u5f15\u8d77\u7684\u3002\u89e3\u6c7a\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n<pre><code>1. \u4ed4\u7d30\u6aa2\u67e5 SQL \u8a9e\u53e5\uff0c\u78ba\u4fdd\u6240\u6709\u95dc\u9375\u5b57\u548c\u6a19\u8b58\u7b26\u6b63\u78ba\u7121\u8aa4\u3002\n2. \u4f7f\u7528 MySQL \u7684\u547d\u4ee4\u884c\u5de5\u5177\u9032\u884c\u6e2c\u8a66\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u5feb\u5730\u627e\u5230\u932f\u8aa4\u3002\n3. \u53c3\u8003 MySQL \u5b98\u65b9\u6587\u6a94\u4ee5\u7372\u53d6\u6b63\u78ba\u7684\u8a9e\u6cd5\u3002\n<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4-1050%ef%bc%9atable-already-exists-LfTRSAyzeN\">\u932f\u8aa4 1050\uff1aTable already exists<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u8868\u793a\u60a8\u5617\u8a66\u5275\u5efa\u7684\u8868\u5df2\u7d93\u5b58\u5728\u3002\u89e3\u6c7a\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n<pre><code>1. \u4f7f\u7528 SHOW TABLES; \u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684\u8868\u3002\n2. \u5982\u679c\u8868\u5df2\u5b58\u5728\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u522a\u9664\u5b83\uff1a\n   DROP TABLE \u8868\u540d;\n3. \u6216\u8005\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 CREATE TABLE IF NOT EXISTS \u8a9e\u53e5\u4f86\u907f\u514d\u6b64\u932f\u8aa4\uff1a\n   CREATE TABLE IF NOT EXISTS \u8868\u540d (...);\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LfTRSAyzeN\">\u7e3d\u7d50<\/h2>\n<p>\u5b89\u88dd MySQL \u6642\u9047\u5230\u932f\u8aa4\u662f\u5e38\u898b\u7684\u60c5\u6cc1\uff0c\u4f46\u5927\u591a\u6578\u554f\u984c\u90fd\u53ef\u4ee5\u901a\u904e\u4e0a\u8ff0\u65b9\u6cd5\u8f15\u9b06\u89e3\u6c7a\u3002\u4e86\u89e3\u9019\u4e9b\u932f\u8aa4\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u4e0d\u50c5\u80fd\u5e6b\u52a9\u60a8\u9806\u5229\u5b89\u88dd MySQL\uff0c\u9084\u80fd\u63d0\u9ad8\u60a8\u5728\u6578\u64da\u5eab\u7ba1\u7406\u65b9\u9762\u7684\u6280\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u7a69\u5b9a\u7684\u74b0\u5883\u4f86\u904b\u884c MySQL\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u5b89\u88dd\u51fa\u932f\u7684\u5be6\u969b\u65b9\u6848\uff0c\u63d0\u4f9b\u7c21\u55ae\u6613\u7528\u7684\u6b65\u9a5f\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u6578\u64da\u5eab\u529f\u80fd\uff01<\/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-74996","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/74996","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=74996"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/74996\/revisions"}],"predecessor-version":[{"id":74997,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/74996\/revisions\/74997"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=74996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=74996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=74996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}