{"id":179626,"date":"2024-11-09T03:27:20","date_gmt":"2024-11-08T19:27:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179626\/"},"modified":"2024-11-09T03:27:20","modified_gmt":"2024-11-08T19:27:20","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%b7%bb%e5%8a%a0%e6%96%b0%e5%ad%97%e6%ae%b5%ef%bc%9f-mysql-%e5%90%91%e5%ad%97%e6%ae%b5%e8%bf%bd%e5%8a%a0%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179626\/","title":{"rendered":"\u5982\u4f55\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u65b0\u5b57\u6bb5\uff1f (mysql \u5411\u5b57\u6bb5\u8ffd\u52a0\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%b7%bb%e5%8a%a0%e6%96%b0%e5%ad%97%e6%ae%b5%ef%bc%9f-PsjsONSUlK\">\u5982\u4f55\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u65b0\u5b57\u6bb5\uff1f<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMySQL \u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u767c\u5c55\uff0c\u6578\u64da\u7d50\u69cb\u53ef\u80fd\u9700\u8981\u8abf\u6574\uff0c\u9019\u6642\u6dfb\u52a0\u65b0\u5b57\u6bb5\u4fbf\u6210\u70ba\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u65b0\u5b57\u6bb5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e6%b7%bb%e5%8a%a0%e6%96%b0%e5%ad%97%e6%ae%b5%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-PsjsONSUlK\">\u6dfb\u52a0\u65b0\u5b57\u6bb5\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u6dfb\u52a0\u65b0\u5b57\u6bb5\u7684\u57fa\u672c\u8a9e\u6cd5\u662f\u4f7f\u7528 <code>ALTER TABLE<\/code> \u8a9e\u53e5\u3002\u9019\u500b\u8a9e\u53e5\u5141\u8a31\u7528\u6236\u5c0d\u73fe\u6709\u7684\u8868\u9032\u884c\u4fee\u6539\uff0c\u5305\u62ec\u6dfb\u52a0\u3001\u522a\u9664\u6216\u4fee\u6539\u5b57\u6bb5\u3002\u4ee5\u4e0b\u662f\u6dfb\u52a0\u65b0\u5b57\u6bb5\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>ALTER TABLE \u8868\u540d ADD \u65b0\u5b57\u6bb5\u540d \u6578\u64da\u985e\u578b;<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<strong>\u8868\u540d<\/strong> \u662f\u4f60\u8981\u4fee\u6539\u7684\u8868\u7684\u540d\u7a31\uff0c<strong>\u65b0\u5b57\u6bb5\u540d<\/strong> \u662f\u4f60\u60f3\u8981\u6dfb\u52a0\u7684\u5b57\u6bb5\u540d\u7a31\uff0c\u800c<strong>\u6578\u64da\u985e\u578b<\/strong> \u5247\u662f\u8a72\u5b57\u6bb5\u6240\u9700\u7684\u6578\u64da\u985e\u578b\uff0c\u4f8b\u5982 <code>VARCHAR<\/code>\u3001<code>INT<\/code>\u3001<code>DATE<\/code> \u7b49\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e6%b7%bb%e5%8a%a0%e6%96%b0%e5%ad%97%e6%ae%b5-PsjsONSUlK\">\u793a\u4f8b\uff1a\u6dfb\u52a0\u65b0\u5b57\u6bb5<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>users<\/code> \u7684\u8868\uff0c\u8a72\u8868\u5305\u542b\u7528\u6236\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u7528\u6236\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u3002\u73fe\u5728\uff0c\u6211\u5011\u5e0c\u671b\u70ba\u6bcf\u500b\u7528\u6236\u6dfb\u52a0\u4e00\u500b\u65b0\u7684\u5b57\u6bb5\u4f86\u5b58\u5132\u7528\u6236\u7684\u96fb\u8a71\u865f\u78bc\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>ALTER TABLE users ADD phone_number VARCHAR(15);<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u5728 <code>users<\/code> \u8868\u4e2d\u6dfb\u52a0\u4e00\u500b\u540d\u70ba <code>phone_number<\/code> \u7684\u65b0\u5b57\u6bb5\uff0c\u6578\u64da\u985e\u578b\u70ba <code>VARCHAR<\/code>\uff0c\u6700\u5927\u9577\u5ea6\u70ba 15 \u500b\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e6%b7%bb%e5%8a%a0%e5%a4%9a%e5%80%8b%e5%ad%97%e6%ae%b5-PsjsONSUlK\">\u6dfb\u52a0\u591a\u500b\u5b57\u6bb5<\/h2>\n<p>\u5982\u679c\u9700\u8981\u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u500b\u5b57\u6bb5\uff0c\u53ef\u4ee5\u5728 <code>ADD<\/code> \u95dc\u9375\u5b57\u5f8c\u9762\u5217\u51fa\u6240\u6709\u65b0\u5b57\u6bb5\u3002\u4ee5\u4e0b\u662f\u6dfb\u52a0\u591a\u500b\u5b57\u6bb5\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>ALTER TABLE users \nADD address VARCHAR(255), \nADD birthdate DATE;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u5728 <code>users<\/code> \u8868\u4e2d\u6dfb\u52a0\u5169\u500b\u65b0\u5b57\u6bb5\uff1a<code>address<\/code> \u548c <code>birthdate<\/code>\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-PsjsONSUlK\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u985e\u578b\u9078\u64c7\uff1a<\/strong>\u5728\u6dfb\u52a0\u65b0\u5b57\u6bb5\u6642\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u975e\u5e38\u91cd\u8981\u3002\u4e0d\u540c\u7684\u6578\u64da\u985e\u578b\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u65b9\u5f0f\u548c\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u9ed8\u8a8d\u503c\uff1a<\/strong>\u5982\u679c\u65b0\u5b57\u6bb5\u4e0d\u5141\u8a31\u70ba\u7a7a\uff0c\u53ef\u4ee5\u8003\u616e\u8a2d\u7f6e\u9ed8\u8a8d\u503c\u3002\u9019\u6a23\u5728\u6dfb\u52a0\u65b0\u5b57\u6bb5\u6642\uff0c\u73fe\u6709\u8a18\u9304\u5c07\u81ea\u52d5\u586b\u5145\u8a72\u9ed8\u8a8d\u503c\u3002<\/li>\n<li><strong>\u5099\u4efd\u6578\u64da\uff1a<\/strong>\u5728\u9032\u884c\u7d50\u69cb\u4fee\u6539\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u60c5\u6cc1\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-PsjsONSUlK\">\u7e3d\u7d50<\/h2>\n<p>\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u65b0\u5b57\u6bb5\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u53ea\u9700\u4f7f\u7528 <code>ALTER TABLE<\/code> \u8a9e\u53e5\u5373\u53ef\u5b8c\u6210\u3002\u901a\u904e\u5408\u7406\u9078\u64c7\u6578\u64da\u985e\u578b\u548c\u8a2d\u7f6e\u9ed8\u8a8d\u503c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u64f4\u5c55\u6578\u64da\u5eab\u7684\u529f\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9748\u6d3b\u7ba1\u7406\u6578\u64da\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u53ef\u4ee5\u63d0\u4f9b\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u652f\u6301\uff0c\u78ba\u4fdd\u696d\u52d9\u904b\u884c\u7684\u9ad8\u6548\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u65b0\u5b57\u6bb5\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u8f15\u9b06\u64f4\u5c55\u6578\u64da\u8868\u7d50\u69cb\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-179626","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179626","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=179626"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179626\/revisions"}],"predecessor-version":[{"id":179627,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179626\/revisions\/179627"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}