{"id":199705,"date":"2025-05-06T08:08:06","date_gmt":"2025-05-06T00:08:06","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199705\/"},"modified":"2025-05-06T08:08:06","modified_gmt":"2025-05-06T00:08:06","slug":"mysql%e6%8f%92%e5%85%a5%e6%95%b0%e6%8d%ae%e5%90%8e%e4%bc%9a%e8%bf%94%e5%9b%9e%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199705\/","title":{"rendered":"MySQL\u63d2\u5165\u6570\u636e\u540e\u4f1a\u8fd4\u56de\u4ec0\u4e48\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

MySQL\u63d2\u5165\u6570\u636e\u540e\u4f1a\u8fd4\u56de\u4ec0\u4e48\uff1f<\/h1>\n

\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n

MySQL\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u7528\u4e8e\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\u3002\u5f53\u6211\u4eec\u60f3\u8981\u5f80\u6570\u636e\u5e93\u8868\u4e2d\u63d2\u5165\u65b0\u7684\u6570\u636e\u65f6\uff0c\u901a\u5e38\u4f1a\u4f7f\u7528INSERT\u8bed\u53e5\u6765\u5b9e\u73b0\u3002\u5728MySQL\u4e2d\uff0c\u5f53\u6267\u884cINSERT\u8bed\u53e5\u6210\u529f\u63d2\u5165\u6570\u636e\u65f6\uff0c\u4f1a\u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\uff0c\u5373\u63d2\u5165\u64cd\u4f5c\u7684\u7ed3\u679c\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u8ba8\u8bbaMySQL\u63d2\u5165\u6570\u636e\u540e\u8fd4\u56de\u7684\u7ed3\u679c\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

1. \u63d2\u5165\u6570\u636e\u540e\u8fd4\u56de\u7684\u7ed3\u679c<\/h4>\n

\u5728MySQL\u4e2d\uff0c\u5f53\u6210\u529f\u6267\u884cINSERT\u8bed\u53e5\u63d2\u5165\u6570\u636e\u65f6\uff0c\u901a\u5e38\u4f1a\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\u503c\uff0c\u8868\u793a\u53d7\u5f71\u54cd\u7684\u884c\u6570\u3002\u5982\u679c\u63d2\u5165\u6210\u529f\uff0c\u8fd4\u56de\u7684\u503c\u4e3a1\uff0c\u8868\u793a\u63d2\u5165\u4e86\u4e00\u884c\u6570\u636e\u3002\u5982\u679c\u63d2\u5165\u5931\u8d25\uff0c\u5219\u8fd4\u56de0\uff0c\u8868\u793a\u6ca1\u6709\u63d2\u5165\u4efb\u4f55\u6570\u636e\u3002\u8fd9\u4e2a\u8fd4\u56de\u7ed3\u679c\u53ef\u4ee5\u4f5c\u4e3a\u6211\u4eec\u5bf9\u63d2\u5165\u64cd\u4f5c\u662f\u5426\u6210\u529f\u7684\u5224\u65ad\u4f9d\u636e\u3002<\/p>\n

2. \u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/h4>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528INSERT\u8bed\u53e5\u5411MySQL\u6570\u636e\u5e93\u4e2d\u7684\u8868\u4e2d\u63d2\u5165\u6570\u636e\uff0c\u5e76\u83b7\u53d6\u63d2\u5165\u7ed3\u679c\uff1a<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ausers<\/code>\u7684\u8868\uff0c\u7528\u4e8e\u5b58\u50a8\u7528\u6237\u4fe1\u606f\uff1a<\/p>\n

CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    email VARCHAR(50) NOT NULL\n);<\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528INSERT\u8bed\u53e5\u5411users<\/code>\u8868\u4e2d\u63d2\u5165\u4e00\u6761\u6570\u636e\uff0c\u5e76\u83b7\u53d6\u63d2\u5165\u7ed3\u679c\uff1a<\/p>\n
INSERT INTO users (username, email) VALUES ('Alice', 'alice@example.com');\n\nSELECT ROW_COUNT() AS result;<\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5411users<\/code>\u8868\u4e2d\u63d2\u5165\u4e86\u4e00\u6761\u6570\u636e\uff0c\u7136\u540e\u4f7f\u7528ROW_COUNT()<\/code>\u51fd\u6570\u83b7\u53d6\u63d2\u5165\u64cd\u4f5c\u7684\u7ed3\u679c\u3002\u5982\u679c\u63d2\u5165\u6210\u529f\uff0c\u5c06\u8fd4\u56de1\uff0c\u8868\u793a\u63d2\u5165\u4e86\u4e00\u884c\u6570\u636e\u3002<\/p>\n
\u7ed3\u8bba<\/h4>\n
\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5728MySQL\u4e2d\uff0c\u63d2\u5165\u6570\u636e\u540e\u4f1a\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\u503c\uff0c\u7528\u4e8e\u8868\u793a\u63d2\u5165\u64cd\u4f5c\u7684\u7ed3\u679c\u3002\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u8fd9\u4e2a\u8fd4\u56de\u7ed3\u679c\u6765\u5224\u65ad\u63d2\u5165\u64cd\u4f5c\u662f\u5426\u6210\u529f\u3002\u5f53\u7136\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u4f1a\u7ed3\u5408\u5f02\u5e38\u5904\u7406\u548c\u65e5\u5fd7\u8bb0\u5f55\u7b49\u673a\u5236\uff0c\u6765\u66f4\u597d\u5730\u7ba1\u7406\u548c\u76d1\u63a7\u6570\u636e\u5e93\u64cd\u4f5c\u3002MySQL\u7684\u63d2\u5165\u6570\u636e\u8fd4\u56de\u7ed3\u679c\u673a\u5236\u4e3a\u6211\u4eec\u7b80\u5316\u4e86\u5bf9\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u76d1\u63a7\u548c\u63a7\u5236\uff0c\u6709\u52a9\u4e8e\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n
\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6570\u636e\u5e93\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n
\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
MySQL\u63d2\u5165\u6570\u636e\u540e\u4f1a\u8fd4\u56de\u4ec0\u4e48\uff1f...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199705","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199705","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199705"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199705\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}