{"id":163705,"date":"2024-11-05T01:44:30","date_gmt":"2024-11-04T17:44:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163705\/"},"modified":"2024-11-05T01:44:32","modified_gmt":"2024-11-04T17:44:32","slug":"%e8%a7%a3%e6%b1%basql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%bc%a2%e5%ad%97%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e7%9a%84%e6%96%b9%e6%b3%95-sql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%bc%a2%e5%ad%97%e4%ba%82%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163705\/","title":{"rendered":"\u89e3\u6c7aSQL\u6578\u64da\u5eab\u6f22\u5b57\u4e82\u78bc\u554f\u984c\u7684\u65b9\u6cd5 (sql\u6578\u64da\u5eab\u6f22\u5b57\u4e82\u78bc)"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%b1%basql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%bc%a2%e5%ad%97%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e7%9a%84%e6%96%b9%e6%b3%95-hNoszcQhnS\">\u89e3\u6c7aSQL\u6578\u64da\u5eab\u6f22\u5b57\u4e82\u78bc\u554f\u984c\u7684\u65b9\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\uff0c\u5c24\u5176\u662f\u5728\u8655\u7406\u591a\u8a9e\u8a00\u5167\u5bb9\u6642\uff0c\u6f22\u5b57\u7684\u6b63\u78ba\u986f\u793a\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u7136\u800c\uff0c\u8a31\u591a\u958b\u767c\u8005\u5728\u4f7f\u7528SQL\u6578\u64da\u5eab\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u6f22\u5b57\u4e82\u78bc\u7684\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9020\u6210\u9019\u4e00\u554f\u984c\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e6%bc%a2%e5%ad%97%e4%ba%82%e7%a2%bc%e7%9a%84%e5%8e%9f%e5%9b%a0-hNoszcQhnS\">\u6f22\u5b57\u4e82\u78bc\u7684\u539f\u56e0<\/h2>\n<p>\u6f22\u5b57\u4e82\u78bc\u901a\u5e38\u662f\u7531\u65bc\u5b57\u7b26\u7de8\u78bc\u4e0d\u5339\u914d\u6240\u5f15\u8d77\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u96c6\u8a2d\u7f6e\u4e0d\u6b63\u78ba\uff1a<\/strong>\u5728\u5275\u5efa\u6578\u64da\u5eab\u6216\u8868\u6642\uff0c\u5982\u679c\u672a\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff0c\u5c07\u5c0e\u81f4\u5b58\u5132\u7684\u6f22\u5b57\u7121\u6cd5\u6b63\u78ba\u986f\u793a\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u4e4b\u9593\u7684\u9023\u63a5\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u5247\u6703\u51fa\u73fe\u4e82\u78bc\u3002<\/li>\n<li><strong>\u6578\u64da\u5c0e\u5165\u904e\u7a0b\u4e2d\u7684\u7de8\u78bc\u554f\u984c\uff1a<\/strong>\u5728\u5c07\u6578\u64da\u5f9e\u5176\u4ed6\u4f86\u6e90\u5c0e\u5165\u6578\u64da\u5eab\u6642\uff0c\u5982\u679c\u6e90\u6578\u64da\u7684\u7de8\u78bc\u8207\u76ee\u6a19\u6578\u64da\u5eab\u7684\u7de8\u78bc\u4e0d\u5339\u914d\uff0c\u4e5f\u6703\u5c0e\u81f4\u4e82\u78bc\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-hNoszcQhnS\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7aSQL\u6578\u64da\u5eab\u4e2d\u7684\u6f22\u5b57\u4e82\u78bc\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-hNoszcQhnS\">1. \u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u548c\u8868\u6642\uff0c\u61c9\u9078\u64c7\u652f\u6301\u6f22\u5b57\u7684\u5b57\u7b26\u96c6\uff0c\u5982 <code>utf8mb4<\/code>\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE DATABASE mydatabase CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u4e5f\u61c9\u6307\u5b9a\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>CREATE TABLE mytable (\n    id INT PRIMARY KEY,\n    name VARCHAR(100) CHARACTER SET utf8mb4\n);<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e4%bf%9d%e9%80%a3%e6%8e%a5%e5%ad%97%e7%ac%a6%e9%9b%86%e4%b8%80%e8%87%b4-hNoszcQhnS\">2. \u78ba\u4fdd\u9023\u63a5\u5b57\u7b26\u96c6\u4e00\u81f4<\/h3>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u6642\uff0c\u61c9\u660e\u78ba\u6307\u5b9a\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u5728PHP\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>$mysqli = new mysqli(\"localhost\", \"user\", \"password\", \"mydatabase\");\n$mysqli-&gt;set_charset(\"utf8mb4\");<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5%e9%81%8e%e7%a8%8b-hNoszcQhnS\">3. \u6aa2\u67e5\u6578\u64da\u5c0e\u5165\u904e\u7a0b<\/h3>\n<p>\u5728\u5c0e\u5165\u6578\u64da\u6642\uff0c\u61c9\u78ba\u4fdd\u6e90\u6578\u64da\u7684\u7de8\u78bc\u8207\u76ee\u6a19\u6578\u64da\u5eab\u7684\u7de8\u78bc\u4e00\u81f4\u3002\u5982\u679c\u4f7f\u7528CSV\u6587\u4ef6\u5c0e\u5165\u6578\u64da\uff0c\u53ef\u4ee5\u5728\u5c0e\u5165\u6642\u6307\u5b9a\u7de8\u78bc\uff1a<\/p>\n<pre><code>LOAD DATA INFILE 'data.csv' \nINTO TABLE mytable \nCHARACTER SET utf8mb4 \nFIELDS TERMINATED BY ',' \nLINES TERMINATED BY 'n';<\/code><\/pre>\n<h2 id=\"%e6%b8%ac%e8%a9%a6%e8%88%87%e9%a9%97%e8%ad%89-hNoszcQhnS\">\u6e2c\u8a66\u8207\u9a57\u8b49<\/h2>\n<p>\u5728\u5b8c\u6210\u4e0a\u8ff0\u8a2d\u7f6e\u5f8c\uff0c\u61c9\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u6f22\u5b57\u80fd\u5920\u6b63\u78ba\u986f\u793a\u3002\u53ef\u4ee5\u901a\u904e\u63d2\u5165\u4e00\u4e9b\u6f22\u5b57\u6578\u64da\u4e26\u67e5\u8a62\u4f86\u9a57\u8b49\uff1a<\/p>\n<pre><code>INSERT INTO mytable (name) VALUES ('\u6e2c\u8a66\u6f22\u5b57');\nSELECT * FROM mytable;<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7d50\u679c\u80fd\u5920\u6b63\u78ba\u986f\u793a\u6f22\u5b57\uff0c\u5247\u8aaa\u660e\u554f\u984c\u5df2\u7d93\u89e3\u6c7a\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hNoszcQhnS\">\u7e3d\u7d50<\/h2>\n<p>\u6f22\u5b57\u4e82\u78bc\u554f\u984c\u5728SQL\u6578\u64da\u5eab\u4e2d\u662f\u5e38\u898b\u7684\u6311\u6230\uff0c\u4f46\u901a\u904e\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u96c6\u3001\u78ba\u4fdd\u9023\u63a5\u5b57\u7b26\u96c6\u4e00\u81f4\u4ee5\u53ca\u4ed4\u7d30\u6aa2\u67e5\u6578\u64da\u5c0e\u5165\u904e\u7a0b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u591a\u8a9e\u8a00\u5167\u5bb9\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u89e3\u6c7aSQL\u6578\u64da\u5eab\u6f22\u5b57\u4e82\u78bc\u554f\u984c\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7684\u4f7f\u7528\u9ad4\u9a57\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-163705","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163705","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=163705"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163705\/revisions"}],"predecessor-version":[{"id":163706,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163705\/revisions\/163706"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}