{"id":186302,"date":"2024-11-11T04:47:20","date_gmt":"2024-11-10T20:47:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186302\/"},"modified":"2024-11-11T04:47:21","modified_gmt":"2024-11-10T20:47:21","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%89%b5%e5%bb%ba%e8%88%87%e6%9f%a5%e8%a9%a2-%e5%af%a6%e7%8f%be%e8%a1%a8%e7%94%9f%e6%88%90%e6%8a%80%e5%b7%a7%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e5%89%b5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186302\/","title":{"rendered":"\u6578\u64da\u5eab\u5275\u5efa\u8207\u67e5\u8a62\u2014\u2014\u5be6\u73fe\u8868\u751f\u6210\u6280\u5de7\uff08\u6578\u64da\u5eab\u5275\u5efa\u751f\u6210\u8868\u67e5\u8a62\u8a9e\u53e5\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%89%b5%e5%bb%ba%e8%88%87%e6%9f%a5%e8%a9%a2-%e5%af%a6%e7%8f%be%e8%a1%a8%e7%94%9f%e6%88%90%e6%8a%80%e5%b7%a7-oarVjPzobq\">\u6578\u64da\u5eab\u5275\u5efa\u8207\u67e5\u8a62\u2014\u2014\u5be6\u73fe\u8868\u751f\u6210\u6280\u5de7<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\u9805\u76ee\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5275\u5efa\u6578\u64da\u5eab\u53ca\u5176\u8868\u683c\uff0c\u4e26\u63d0\u4f9b\u67e5\u8a62\u8a9e\u53e5\u7684\u6280\u5de7\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-oarVjPzobq\">\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u5b58\u5132\u5728\u8a08\u7b97\u6a5f\u7cfb\u7d71\u4e2d\u3002\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u662f\u7528\u4f86\u5275\u5efa\u3001\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u7684\u8edf\u4ef6\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u5305\u62ec\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MySQL\u3001PostgreSQL\uff09\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MongoDB\uff09\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u5c08\u6ce8\u65bc\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u5275\u5efa\u548c\u67e5\u8a62\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab-oarVjPzobq\">\u5275\u5efa\u6578\u64da\u5eab<\/h2>\n<p>\u5728\u958b\u59cb\u5275\u5efa\u8868\u683c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 MySQL \u5275\u5efa\u6578\u64da\u5eab\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>CREATE DATABASE database_name;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5275\u5efa\u4e00\u500b\u540d\u70ba &#8220;my_database&#8221; \u7684\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database;<\/code><\/pre>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc-oarVjPzobq\">\u5275\u5efa\u8868\u683c<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u5eab\u5f8c\uff0c\u63a5\u4e0b\u4f86\u662f\u5275\u5efa\u8868\u683c\u3002\u8868\u683c\u662f\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u55ae\u4f4d\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8868\u683c\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>CREATE TABLE table_name (\n    column1 datatype,\n    column2 datatype,\n    ...\n);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5728 &#8220;my_database&#8221; \u4e2d\u5275\u5efa\u4e00\u500b\u540d\u70ba &#8220;users&#8221; \u7684\u8868\u683c\uff0c\u4e26\u5305\u542b &#8220;id&#8221;\u3001&#8221;name&#8221; \u548c &#8220;email&#8221; \u4e09\u500b\u6b04\u4f4d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>USE my_database;\n\nCREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    email VARCHAR(100)\n);<\/code><\/pre>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-oarVjPzobq\">\u63d2\u5165\u6578\u64da<\/h2>\n<p>\u5275\u5efa\u8868\u683c\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528 INSERT \u8a9e\u53e5\u5c07\u6578\u64da\u63d2\u5165\u8868\u683c\u4e2d\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>INSERT INTO table_name (column1, column2, ...)\nVALUES (value1, value2, ...);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5411 &#8220;users&#8221; \u8868\u683c\u4e2d\u63d2\u5165\u4e00\u689d\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email)\nVALUES ('John Doe', 'john@example.com');<\/code><\/pre>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-oarVjPzobq\">\u67e5\u8a62\u6578\u64da<\/h2>\n<p>\u67e5\u8a62\u6578\u64da\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u6700\u5e38\u898b\u7684\u4efb\u52d9\u4e4b\u4e00\u3002\u4f7f\u7528 SELECT \u8a9e\u53e5\u53ef\u4ee5\u5f9e\u8868\u683c\u4e2d\u6aa2\u7d22\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u6578\u64da\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u8a62 &#8220;users&#8221; \u8868\u683c\u4e2d\u6240\u6709\u7528\u6236\u7684\u59d3\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SELECT name, email\nFROM users;<\/code><\/pre>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e6%9f%a5%e8%a9%a2%e6%8a%80%e5%b7%a7-oarVjPzobq\">\u9032\u968e\u67e5\u8a62\u6280\u5de7<\/h2>\n<p>\u5728\u9032\u884c\u67e5\u8a62\u6642\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u689d\u4ef6\u548c\u51fd\u6578\u4f86\u904e\u6ffe\u548c\u6392\u5e8f\u6578\u64da\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 WHERE \u5b50\u53e5\u4f86\u904e\u6ffe\u7279\u5b9a\u689d\u4ef6\u7684\u6578\u64da\uff0c\u4f7f\u7528 ORDER BY \u5b50\u53e5\u4f86\u6392\u5e8f\u7d50\u679c\uff1a<\/p>\n<pre><code>SELECT name, email\nFROM users\nWHERE name LIKE 'J%'\nORDER BY name ASC;<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u59d3\u540d\u4ee5 &#8220;J&#8221; \u958b\u982d\u7684\u7528\u6236\uff0c\u4e26\u6309\u59d3\u540d\u7684\u5b57\u6bcd\u9806\u5e8f\u6392\u5217\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-oarVjPzobq\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u6578\u64da\u5eab\u7684\u5275\u5efa\u8207\u67e5\u8a62\u6280\u5de7\uff0c\u5305\u62ec\u5982\u4f55\u5275\u5efa\u6578\u64da\u5eab\u3001\u8868\u683c\u3001\u63d2\u5165\u6578\u64da\u4ee5\u53ca\u67e5\u8a62\u6578\u64da\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u5f8c\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002\u82e5\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> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u6578\u64da\u5eab\u5275\u5efa\u8207\u67e5\u8a62\u6280\u5de7\uff0c\u638c\u63e1\u8868\u751f\u6210\u8207\u67e5\u8a62\u8a9e\u53e5\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u64cd\u4f5c\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-186302","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186302","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=186302"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186302\/revisions"}],"predecessor-version":[{"id":186303,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186302\/revisions\/186303"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}