{"id":160103,"date":"2024-11-03T20:18:19","date_gmt":"2024-11-03T12:18:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160103\/"},"modified":"2024-11-03T20:18:20","modified_gmt":"2024-11-03T12:18:20","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-create-table","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160103\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase CREATE TABLE"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-create-table-HwPdbivHDe\">OceanBase \u6559\u7a0b\uff1aOceanBase CREATE TABLE<\/h1>\n<p>OceanBase \u662f\u4e00\u6b3e\u7531\u963f\u91cc\u5df4\u5df4\u5f00\u53d1\u7684\u5206\u5e03\u5f0f\u5173\u7cfb\u6570\u636e\u5e93\uff0c\u65e8\u5728\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u6570\u636e\u5e93\u89e3\u51b3\u65b9\u6848\u3002\u96a8\u8457\u5927\u6578\u64da\u548c\u96f2\u8a08\u7b97\u7684\u8208\u8d77\uff0cOceanBase \u9010\u6f38\u6210\u70ba\u4f01\u696d\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 OceanBase \u4e2d\u4f7f\u7528 CREATE TABLE \u8a9e\u53e5\u4f86\u5275\u5efa\u6578\u64da\u8868\u3002<\/p>\n<h2 id=\"create-table-%e8%aa%9e%e6%b3%95%e6%a6%82%e8%bf%b0-HwPdbivHDe\">CREATE TABLE \u8a9e\u6cd5\u6982\u8ff0<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0cCREATE TABLE \u8a9e\u53e5\u7528\u65bc\u5275\u5efa\u65b0\u7684\u6578\u64da\u8868\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE table_name (\n    column1 datatype [constraints],\n    column2 datatype [constraints],\n    ...\n);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>table_name<\/code> \u662f\u4f60\u8981\u5275\u5efa\u7684\u8868\u7684\u540d\u7a31\uff0c<code>column1<\/code>\u3001<code>column2<\/code> \u7b49\u662f\u8868\u4e2d\u7684\u5217\u540d\uff0c<code>datatype<\/code> \u662f\u5217\u7684\u6578\u64da\u985e\u578b\uff0c<code>constraints<\/code> \u662f\u53ef\u9078\u7684\u7d04\u675f\u689d\u4ef6\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-HwPdbivHDe\">\u6578\u64da\u985e\u578b<\/h2>\n<p>OceanBase \u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6574\u6578\u985e\u578b\uff1a<\/strong>\u5982 <code>INT<\/code>\u3001<code>BIGINT<\/code>\u3002<\/li>\n<li><strong>\u6d6e\u9ede\u6578\u985e\u578b\uff1a<\/strong>\u5982 <code>FLOAT<\/code>\u3001<code>DOUBLE<\/code>\u3002<\/li>\n<li><strong>\u5b57\u7b26\u985e\u578b\uff1a<\/strong>\u5982 <code>CHAR(n)<\/code>\u3001<code>VARCHAR(n)<\/code>\u3002<\/li>\n<li><strong>\u65e5\u671f\u548c\u6642\u9593\u985e\u578b\uff1a<\/strong>\u5982 <code>DATE<\/code>\u3001<code>DATETIME<\/code>\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e7%9a%84%e7%a4%ba%e4%be%8b-HwPdbivHDe\">\u5275\u5efa\u8868\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u7528\u6236\u4fe1\u606f\u8868\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT PRIMARY KEY AUTO_INCREMENT,\n    username VARCHAR(50) NOT NULL,\n    email VARCHAR(100) NOT NULL UNIQUE,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>users<\/code> \u7684\u8868\uff0c\u5305\u542b\u56db\u500b\u5217\uff1a<\/p>\n<ul>\n<li><code>id<\/code>\uff1a\u7528\u6236\u7684\u552f\u4e00\u6a19\u8b58\uff0c\u8a2d\u7f6e\u70ba\u4e3b\u9375\u4e26\u81ea\u52d5\u589e\u9577\u3002<\/li>\n<li><code>username<\/code>\uff1a\u7528\u6236\u540d\uff0c\u6700\u5927\u9577\u5ea6\u70ba 50\uff0c\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><code>email<\/code>\uff1a\u7528\u6236\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\uff0c\u6700\u5927\u9577\u5ea6\u70ba 100\uff0c\u5fc5\u9808\u552f\u4e00\u4e14\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><code>created_at<\/code>\uff1a\u7528\u6236\u5275\u5efa\u6642\u9593\uff0c\u9ed8\u8a8d\u70ba\u7576\u524d\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b7%bb%e5%8a%a0%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-HwPdbivHDe\">\u6dfb\u52a0\u7d04\u675f\u689d\u4ef6<\/h2>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u53ef\u4ee5\u6dfb\u52a0\u591a\u7a2e\u7d04\u675f\u689d\u4ef6\u4f86\u4fdd\u8b49\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u5e38\u898b\u7684\u7d04\u675f\u689d\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>NOT NULL\uff1a<\/strong>\u78ba\u4fdd\u5217\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>UNIQUE\uff1a<\/strong>\u78ba\u4fdd\u5217\u4e2d\u7684\u503c\u552f\u4e00\u3002<\/li>\n<li><strong>PRIMARY KEY\uff1a<\/strong>\u8a2d\u7f6e\u4e3b\u9375\uff0c\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u884c\u3002<\/li>\n<li><strong>FOREIGN KEY\uff1a<\/strong>\u8a2d\u7f6e\u5916\u9375\uff0c\u5efa\u7acb\u8868\u4e4b\u9593\u7684\u95dc\u806f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-HwPdbivHDe\">\u5275\u5efa\u8868\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528 CREATE TABLE \u8a9e\u53e5\u6642\uff0c\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u8868\u540d\u5fc5\u9808\u552f\u4e00\uff0c\u4e0d\u80fd\u8207\u73fe\u6709\u8868\u91cd\u540d\u3002<\/li>\n<li>\u6578\u64da\u985e\u578b\u5fc5\u9808\u6b63\u78ba\uff0c\u5426\u5247\u6703\u5c0e\u81f4\u5275\u5efa\u5931\u6557\u3002<\/li>\n<li>\u7d04\u675f\u689d\u4ef6\u7684\u8a2d\u7f6e\u9700\u8b39\u614e\uff0c\u4ee5\u514d\u5f71\u97ff\u6578\u64da\u7684\u63d2\u5165\u548c\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HwPdbivHDe\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86 OceanBase \u4e2d\u7684 CREATE TABLE \u8a9e\u53e5\u53ca\u5176\u7528\u6cd5\uff0c\u5305\u62ec\u6578\u64da\u985e\u578b\u3001\u7d04\u675f\u689d\u4ef6\u548c\u5275\u5efa\u8868\u7684\u793a\u4f8b\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u77e5\u8b58\u5f8c\uff0c\u60a8\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4f7f\u7528 OceanBase \u9032\u884c\u6578\u64da\u7ba1\u7406\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60\u5982\u4f55\u5728 OceanBase \u4e2d\u521b\u5efa\u8868\uff0c\u638c\u63e1 CREATE TABLE \u8bed\u6cd5\u548c\u6700\u4f73\u5b9e\u8df5\uff0c\u5feb\u901f\u6784\u5efa\u9ad8\u6548\u7684\u6570\u636e\u5e93\u7ed3\u6784\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-160103","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160103","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=160103"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160103\/revisions"}],"predecessor-version":[{"id":160104,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160103\/revisions\/160104"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}